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NFI3

forest area: altitudinal vegetation zone · regeneration cover · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zoneregeneration cover %± %± %± %± %± %± %±
upper subalpine< 1%........5.65.4..1.91.8
1-9%..100.0.100.0.57.911.350.011.853.513.857.36.7
10-25%......31.610.733.311.130.912.829.66.2
26-50%......10.57.011.17.47.97.69.34.0
51-75%..........7.67.41.91.9
76-100%..............
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpine< 1%..4.93.49.16.12.92.04.63.2..3.91.3
1-9%49.635.434.17.436.510.341.55.941.97.528.58.537.83.4
10-25%50.435.439.07.622.78.931.45.527.96.846.49.433.63.3
26-50%..7.34.118.28.221.44.920.96.214.46.716.92.6
51-75%..9.84.613.67.32.92.02.32.37.14.95.91.6
76-100%..4.93.4....2.32.33.63.52.01.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montane< 1%21.411.0..10.55.02.22.27.54.22.52.54.91.4
1-9%21.411.027.35.528.97.437.87.237.57.737.57.732.43.0
10-25%14.39.436.45.926.37.128.96.830.07.229.97.230.12.9
26-50%28.612.124.25.323.76.922.26.215.05.620.16.321.82.7
51-75%7.16.93.02.110.55.06.73.710.04.710.04.77.41.7
76-100%7.16.99.13.5..2.22.2....3.41.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montane< 1%..............
1-9%40.015.540.115.538.210.6......32.16.6
10-25%20.012.710.09.519.08.6..22.213.9..18.05.4
26-50%20.012.720.012.719.08.6..55.616.6..26.06.2
51-75%20.012.79.89.314.37.6..22.213.9..15.95.2
76-100%..20.012.79.56.4......8.03.8
total100.0.100.0.100.0...100.0...100.0.
colline/submontane< 1%..............
1-9%........100.0...16.815.3
10-25%..49.535.4..33.327.2....33.319.2
26-50%..50.535.4..66.727.2....50.020.4
51-75%..............
76-100%..............
total..100.0...100.0.100.0...100.0.
total< 1%11.56.31.71.27.22.82.21.35.42.21.21.23.80.8
1-9%30.79.031.44.235.05.241.64.238.84.637.05.436.62.0
10-25%19.27.734.74.322.94.630.63.928.84.335.85.330.31.9
26-50%23.18.318.23.520.54.421.23.519.83.816.24.119.51.7
51-75%11.56.35.82.112.03.63.61.66.32.38.63.17.01.1
76-100%3.83.88.32.52.41.70.70.70.90.91.21.22.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169174/155557
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regionarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
Western Jurano gap.0.050.125.060.57.452.75.264.37.457.23.7
small gap.0.049.925.011.64.922.04.311.95.017.82.9
medium gap.0.0.0.013.95.313.23.519.06.114.42.6
large gap.0.0.0.014.05.312.13.44.83.310.62.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
Eastern Jurano gap.0.0.0.0.0.060.015.563.211.062.19.0
small gap.0.0.0.0.0.030.014.510.57.117.27.0
medium gap.0.0.0.0.0.010.09.515.88.413.86.4
large gap.0.0.0.0.0.0.0.010.57.16.94.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
Western Plateauno gap.0.0.0.0.0.041.814.350.013.444.59.6
small gap.0.0.0.0100.0.33.113.621.411.029.58.8
medium gap.0.0.0.0.0.016.710.87.16.911.16.1
large gap.0.0.0.0.0.08.48.021.411.014.86.9
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
Central Plateauno gap.0.0.0.050.035.459.110.564.78.262.16.4
small gap.0.0.0.0.0.018.28.214.76.115.54.8
medium gap.0.0.0.0.0.09.16.18.84.98.63.7
large gap.0.0.0.050.035.49.16.111.85.512.14.3
very large gap.0.0.0.0.0.04.54.4.0.01.71.7
total.0.0.0.0100.0.100.0.100.0.100.0.
Eastern Plateauno gap.0.0.0.0100.0.62.517.173.18.771.47.6
small gap.0.0.0.0.0.037.517.115.47.120.06.8
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.011.56.38.64.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
Western Pre-Alpsno gap.0.023.86.330.75.270.611.059.815.534.83.9
small gap100.0.23.96.320.54.617.69.310.09.521.13.3
medium gap.0.017.45.623.14.811.87.830.114.520.43.3
large gap.0.028.36.620.54.6.0.0.0.019.13.2
very large gap.0.06.53.65.12.5.0.0.0.04.61.7
total100.0.100.0.100.0.100.0.100.0.100.0.
Central Pre-Alpsno gap.0.014.74.528.34.452.45.550.011.234.02.9
small gap50.035.427.95.730.24.520.24.415.08.025.72.6
medium gap50.035.424.65.520.83.911.93.515.08.018.72.4
large gap.0.027.95.718.93.814.33.820.09.019.42.4
very large gap.0.04.92.81.91.31.21.2.0.02.20.9
total100.0.100.0.100.0.100.0.100.0.100.0.
Eastern Pre-Alpsno gap.0.015.47.144.05.257.75.877.47.549.83.4
small gap.0.026.98.718.74.118.34.69.75.318.32.6
medium gap.0.026.98.717.64.012.74.06.54.415.52.5
large gap.0.023.18.317.64.09.93.56.54.414.12.4
very large gap.0.07.75.22.21.61.41.4.0.02.31.0
total.0.0100.0.100.0.100.0.100.0.100.0.
Northwestern Alpsno gap.0.011.83.535.45.353.89.881.811.629.93.2
small gap33.327.225.94.823.24.715.47.19.18.722.72.9
medium gap33.327.222.44.514.63.9.0.09.18.715.92.5
large gap33.327.235.35.219.54.426.98.7.0.026.13.0
very large gap.0.04.72.37.32.93.83.8.0.05.31.6
total100.0.100.0.100.0.100.0.100.0.100.0.
Central Alpsno gap.0.018.89.827.48.341.412.072.713.434.65.5
small gap100.0.37.512.117.37.05.95.7.0.018.74.5
medium gap.0.012.58.317.37.023.610.3.0.014.74.1
large gap.0.031.311.634.68.929.111.018.211.729.35.3
very large gap.0.0.0.03.53.4.0.09.18.72.71.9
total100.0.100.0.100.0.100.0.100.0.100.0.
Northeastern Alpsno gap.0.016.87.731.16.939.47.962.517.132.74.4
small gap.0.012.46.715.65.410.75.112.511.713.03.1
medium gap100.0.24.88.826.76.65.33.612.511.718.93.6
large gap.0.033.79.722.26.236.87.812.511.728.54.2
very large gap.0.012.46.74.43.17.94.4.0.06.92.3
total100.0.100.0.100.0.100.0.100.0.100.0.
Southwestern Alpsno gap14.64.312.82.533.34.540.47.247.57.924.22.0
small gap34.85.729.03.424.34.125.56.432.57.428.72.1
medium gap24.65.230.13.419.83.810.64.510.04.722.92.0
large gap24.65.227.43.321.63.921.36.010.04.723.32.0
very large gap1.41.40.60.60.90.92.12.1.0.00.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.
Southeastern Alpsno gap8.33.310.42.314.22.931.36.731.311.614.21.6
small gap30.65.426.63.417.03.225.06.331.311.624.22.0
medium gap19.44.720.83.133.44.016.65.412.58.323.82.0
large gap41.75.838.13.730.53.925.06.218.89.834.22.2
very large gap.0.04.01.55.01.82.12.16.36.13.60.9
total100.0.100.0.100.0.100.0.100.0.100.0.
Southern Alpsno gap6.13.420.43.836.33.348.74.766.83.541.81.9
small gap30.66.629.34.324.02.922.13.914.12.622.41.6
medium gap30.76.621.13.814.12.38.82.78.22.014.01.3
large gap30.66.627.34.222.82.819.53.710.32.220.21.5
very large gap2.02.01.81.22.81.10.90.90.50.51.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.
Switzerlandno gap9.52.114.81.332.61.549.62.063.62.235.10.9
small gap33.23.327.41.721.71.320.71.615.41.722.60.8
medium gap24.63.123.41.620.11.311.11.39.91.417.70.7
large gap31.73.331.01.722.31.416.91.510.51.422.10.8
very large gap1.00.73.50.73.30.61.60.50.70.42.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169175/155558

NFI3

forest area: altitudinal vegetation zone · regeneration cover · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zoneregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpine< 1%........0.2100..0.2100
1-9%..0.4710.3711.9301.6331.2385.418
10-25%......1.0411.1410.7502.825
26-50%......0.3710.4710.21000.945
51-75%..........0.21000.2100
76-100%..............
total..0.4710.3713.2233.2232.3289.414
lower subalpine< 1%..0.4710.3710.3710.471..1.435
1-9%0.21002.5271.4355.0183.2231.43513.611
10-25%0.21002.9250.9453.7212.1292.32812.112
26-50%..0.5580.7502.6261.6330.7506.117
51-75%..0.7500.5580.3710.21000.4712.129
76-100%..0.471....0.21000.21000.750
total0.4717.4153.82111.9117.5155.01936.07
upper montane< 1%0.558..0.7500.21000.5580.21002.129
1-9%0.5583.3231.9302.9242.6262.72613.911
10-25%0.4714.3201.7312.2282.1292.12912.912
26-50%0.7502.9251.6331.7311.1411.4359.314
51-75%0.21000.4710.7500.5580.7500.7503.224
76-100%0.21001.141..0.2100....1.435
total2.52711.9126.6167.7147.0167.11642.86
lower montane< 1%..............
1-9%0.7500.7501.435......2.825
10-25%0.4710.21000.750..0.471..1.633
26-50%0.4710.4710.750..0.945..2.328
51-75%0.4710.21000.558..0.471..1.435
76-100%..0.4710.371......0.750
total1.8321.8323.622..1.633..8.814
colline/submontane< 1%..............
1-9%........0.2100..0.2100
10-25%..0.2100..0.2100....0.371
26-50%..0.2100..0.371....0.558
51-75%..............
76-100%..............
total..0.471..0.5580.2100..1.041
total< 1%0.5580.4711.0410.5581.1410.21003.722
1-9%1.4356.9165.0189.7137.5155.31835.97
10-25%0.9457.6153.3237.2155.6175.11829.78
26-50%1.1414.0212.9244.9183.9212.32819.19
51-75%0.5581.3381.7310.9451.2381.2386.816
76-100%0.21001.8320.3710.21000.21000.21002.925
total4.72021.9914.41023.4819.4914.31198.04

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169176/155559
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.015.34.37.14.912.73.3
small gap.0.0.0.050.035.431.95.535.79.133.34.7
medium gap.0.0.0.050.035.425.05.135.89.128.54.5
large gap.0.0.0.0.0.026.45.221.47.824.44.3
very large gap.0.0.0.0.0.01.41.4.0.01.01.0
total.0.0.0.0100.0.100.0.100.0.100.0.
lower subalpineno gap50.125.0.0.020.65.113.82.217.95.116.11.9
small gap49.925.0.0.023.85.424.72.825.05.824.92.3
medium gap.0.0.0.019.15.025.12.825.05.823.72.2
large gap.0.0.0.031.85.933.93.130.46.232.62.5
very large gap.0.0.0.04.82.72.51.01.81.82.80.9
total100.0..0.0100.0.100.0.100.0.100.0.
upper montaneno gap50.011.250.035.436.04.126.53.134.64.832.32.2
small gap15.08.050.035.423.53.620.12.822.54.221.61.9
medium gap10.06.7.0.021.33.526.53.115.33.621.71.9
large gap25.09.7.0.016.93.223.53.025.64.421.91.9
very large gap.0.0.0.02.21.33.41.32.01.42.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap52.07.144.911.156.85.535.95.049.07.047.42.9
small gap24.06.030.110.318.54.316.33.923.55.920.52.4
medium gap12.04.610.06.714.83.914.13.65.93.312.21.9
large gap12.04.615.08.08.63.129.34.721.65.818.22.2
very large gap.0.0.0.01.21.24.32.1.0.01.70.7
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap61.38.765.58.867.68.066.06.769.54.866.93.1
small gap12.96.017.27.017.76.516.05.212.03.414.42.3
medium gap19.47.13.43.48.84.910.04.29.83.110.22.0
large gap6.54.413.86.45.94.08.03.88.72.98.51.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap54.34.956.86.941.42.825.01.741.52.735.71.2
small gap20.03.923.66.021.82.322.21.621.22.321.81.1
medium gap13.33.35.93.318.02.222.81.615.72.018.91.0
large gap12.43.213.74.816.52.127.21.720.62.221.81.1
very large gap.0.0.0.02.20.82.70.60.90.51.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169177/155560
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.020.77.011.15.27.14.912.73.3
small gap.0.025.021.7.0.026.47.638.98.135.79.133.44.7
medium gap.0.050.025.0.0.035.28.213.95.835.89.128.44.5
large gap.0.025.021.7.0.014.76.136.18.021.47.824.64.3
very large gap.0.0.0.0.0.02.92.9.0.0.0.01.01.0
total.0.0100.0..0.0100.0.100.0.100.0.100.0.
lower subalpineno gap49.825.016.33.917.66.115.23.712.73.717.95.116.01.9
small gap50.225.026.14.618.66.427.24.622.84.725.05.824.92.3
medium gap.0.020.74.222.56.633.74.916.54.225.05.823.62.2
large gap.0.033.74.933.87.724.04.544.35.630.46.232.72.5
very large gap.0.03.31.97.54.2.0.03.82.21.81.82.80.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap50.010.731.54.139.85.433.96.213.24.134.64.832.22.2
small gap18.28.223.13.720.44.423.75.517.64.622.54.221.51.9
medium gap9.16.222.33.719.34.323.75.535.35.815.33.621.71.9
large gap22.78.920.03.518.04.216.94.929.45.525.64.422.01.9
very large gap.0.03.11.52.41.71.71.74.42.52.01.42.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap50.06.056.76.450.76.130.49.617.58.049.07.047.42.9
small gap25.75.218.35.012.04.026.19.221.78.623.55.920.52.4
medium gap11.43.810.03.913.44.213.07.030.49.65.93.312.21.9
large gap12.94.013.34.417.94.730.49.630.49.621.65.818.32.3
very large gap.0.01.71.76.02.9.0.0.0.0.0.01.70.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap63.36.269.29.181.57.557.110.840.015.569.54.866.93.1
small gap15.04.615.47.111.16.123.89.320.012.712.03.414.42.3
medium gap11.74.17.75.23.73.614.37.620.012.79.83.110.22.0
large gap10.03.97.75.23.73.64.84.720.012.78.72.98.51.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap55.14.034.62.744.33.426.22.914.42.441.52.735.51.2
small gap21.23.322.42.416.32.525.82.923.62.921.22.321.81.1
medium gap10.92.518.62.216.12.527.52.923.62.915.72.018.91.0
large gap12.82.721.82.319.12.719.72.635.63.320.62.221.91.1
very large gap.0.02.60.94.11.40.90.62.81.10.90.51.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169178/155561

NFI3

forest area: altitudinal vegetation zone · regeneration cover · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regionregeneration cover %± %± %± %± %± %±
Western Jura< 1%....21.411.0....12.06.5
1-9%..49.835.421.411.044.416.6..32.09.3
10-25%..50.235.414.39.422.213.9..20.08.0
26-50%....28.612.111.110.5..20.08.0
51-75%....7.16.922.213.9..12.06.5
76-100%....7.16.9....4.03.9
total..100.0.100.0.100.0...100.0.
Eastern Jura< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Western Plateau< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Central Plateau< 1%............
1-9%............
10-25%............
26-50%......100.0...100.0.
51-75%............
76-100%............
total......100.0...100.0.
Eastern Plateau< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Western Pre-Alps< 1%............
1-9%..57.118.731.311.6....34.79.3
10-25%..14.313.231.311.6..48.935.326.88.7
26-50%....31.311.6100.0.51.135.327.08.7
51-75%..28.617.1......7.75.2
76-100%....6.36.1....3.93.8
total..100.0.100.0.100.0.100.0.100.0.
Central Pre-Alps< 1%..18.211.6......6.14.2
1-9%100.0.27.313.420.010.350.020.4..30.38.0
10-25%..36.414.540.012.716.715.2..33.38.2
26-50%....20.010.316.715.2..12.15.7
51-75%..9.18.76.76.4....6.14.2
76-100%..9.18.713.38.816.715.2..12.15.7
total100.0.100.0.100.0.100.0...100.0.
Eastern Pre-Alps< 1%....16.715.2....6.36.1
1-9%..100.0.33.319.328.617.1..43.812.4
10-25%......28.617.1..12.58.3
26-50%....33.319.328.617.1..25.010.8
51-75%....16.715.214.313.2..12.58.3
76-100%............
total..100.0.100.0.100.0...100.0.
Northwestern Alps< 1%............
1-9%100.0.30.49.628.67.633.427.3..30.65.9
10-25%..47.810.437.18.2....38.76.2
26-50%..13.07.022.97.1....17.74.9
51-75%..4.34.32.92.833.227.1..4.82.7
76-100%..4.34.38.64.733.427.3..8.13.5
total100.0.100.0.100.0.100.0...100.0.
Central Alps< 1%....6.36.1....3.23.2
1-9%100.0.44.416.643.712.474.522.0..51.59.0
10-25%..33.315.718.89.8....19.47.1
26-50%..11.110.518.89.8....12.96.0
51-75%..11.110.512.58.325.522.0..12.96.0
76-100%............
total100.0.100.0.100.0.100.0...100.0.
Northeastern Alps< 1%..19.812.612.58.3....11.15.2
1-9%..10.710.112.58.330.014.5..16.96.3
10-25%..19.812.643.712.420.012.7..30.57.7
26-50%..29.814.425.010.820.012.7..24.97.2
51-75%..19.812.66.36.110.09.5..11.15.2
76-100%......20.012.7..5.53.8
total..100.0.100.0.100.0...100.0.
Southwestern Alps< 1%..2.92.02.22.2....2.21.3
1-9%57.911.341.55.937.87.2....41.64.2
10-25%31.610.731.45.528.96.8..33.327.230.63.9
26-50%10.57.021.44.922.26.2..66.727.221.23.5
51-75%..2.92.06.73.7....3.61.6
76-100%....2.22.2....0.70.7
total100.0.100.0.100.0...100.0.100.0.
Southeastern Alps< 1%5.65.44.63.27.54.2....5.42.2
1-9%50.011.841.97.537.57.7..100.0.38.84.6
10-25%33.311.127.96.830.07.222.213.9..28.84.3
26-50%11.17.420.96.215.05.655.616.6..19.83.8
51-75%..2.32.310.04.722.213.9..6.32.3
76-100%..2.32.3......0.90.9
total100.0.100.0.100.0.100.0.100.0.100.0.
Southern Alps< 1%....2.52.5....1.21.2
1-9%53.513.828.58.537.57.7....37.05.4
10-25%30.912.846.49.429.97.2....35.85.3
26-50%7.97.614.46.720.16.3....16.24.1
51-75%7.67.47.14.910.04.7....8.63.1
76-100%..3.63.5......1.21.2
total100.0.100.0.100.0.....100.0.
Switzerland< 1%1.91.83.81.34.91.4....3.70.8
1-9%57.56.737.93.432.53.032.36.616.715.336.72.0
10-25%29.56.233.53.330.02.917.95.433.119.230.21.9
26-50%9.33.916.82.621.82.725.86.250.220.419.51.7
51-75%1.91.95.91.67.41.716.15.2..7.01.1
76-100%..2.01.03.31.27.93.8..2.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169179/155562
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regionarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
Western Jurano gap.0.049.525.049.911.251.17.463.610.353.85.2
small gap.0.050.525.015.08.024.46.49.16.119.84.2
medium gap.0.0.0.010.26.811.14.718.28.212.13.4
large gap.0.0.0.025.09.713.35.19.16.114.33.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
Eastern Jurano gap.0.0.0.0.0.060.022.055.616.657.113.2
small gap.0.0.0.0.0.020.018.022.213.921.411.0
medium gap.0.0.0.0.0.020.018.022.213.921.411.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
Western Plateauno gap.0.0.0.0.0.029.217.450.025.133.713.7
small gap.0.0.0.0100.0.41.618.625.021.741.014.2
medium gap.0.0.0.0.0.014.613.5.0.08.48.1
large gap.0.0.0.0.0.014.613.525.021.716.910.9
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
Central Plateauno gap.0.0.0.0.0.060.015.566.713.663.610.3
small gap.0.0.0.0.0.010.09.516.710.813.67.3
medium gap.0.0.0.0.0.010.09.58.38.09.16.1
large gap.0.0.0.0.0.020.012.78.38.013.67.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
Eastern Plateauno gap.0.0.0.0100.0.33.327.369.212.864.711.6
small gap.0.0.0.0.0.066.727.315.410.023.510.3
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.015.410.011.87.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
Western Pre-Alpsno gap.0.028.49.936.08.071.417.156.818.838.85.8
small gap100.0.19.18.616.76.228.617.114.413.419.54.7
medium gap.0.019.18.625.07.2.0.028.817.220.94.8
large gap.0.028.69.916.76.2.0.0.0.016.74.4
very large gap.0.04.84.75.63.8.0.0.0.04.22.4
total100.0.100.0.100.0.100.0.100.0.100.0.
Central Pre-Alpsno gap.0.018.57.527.86.151.48.263.614.535.44.2
small gap.0.029.68.829.66.221.66.818.211.626.23.9
medium gap100.0.14.86.824.15.816.26.1.0.018.53.4
large gap.0.037.09.318.55.310.85.118.211.620.03.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.
Eastern Pre-Alpsno gap.0.013.38.845.67.459.58.175.010.850.04.7
small gap.0.020.010.321.76.113.55.618.89.818.43.6
medium gap.0.026.711.415.25.316.26.16.36.115.83.4
large gap.0.026.711.415.25.38.14.5.0.012.33.1
very large gap.0.013.38.82.22.22.72.7.0.03.51.7
total.0.0100.0.100.0.100.0.100.0.100.0.
Northwestern Alpsno gap.0.09.14.332.57.462.512.187.511.730.94.4
small gap.0.027.36.720.06.36.36.112.511.720.03.8
medium gap50.035.425.06.517.56.0.0.0.0.017.33.6
large gap50.035.434.17.225.06.925.010.8.0.027.34.2
very large gap.0.04.53.15.03.56.36.1.0.04.52.0
total100.0.100.0.100.0.100.0.100.0.100.0.
Central Alpsno gap.0.030.014.633.712.350.017.785.713.245.17.9
small gap.0.030.014.619.910.3.0.0.0.015.05.7
medium gap.0.020.012.719.910.325.015.4.0.017.56.0
large gap.0.020.012.726.511.425.015.414.313.322.56.6
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
Northeastern Alpsno gap.0.014.39.431.810.036.310.3100.0.33.96.0
small gap.0.07.16.918.28.313.77.4.0.012.94.3
medium gap.0.021.411.027.39.54.54.5.0.016.14.7
large gap.0.050.013.418.28.331.810.0.0.029.15.8
very large gap.0.07.16.94.54.513.67.3.0.08.13.5
total.0.0100.0.100.0.100.0.100.0.100.0.
Southwestern Alpsno gap20.77.015.23.733.96.230.49.657.110.826.22.9
small gap26.47.627.24.623.75.526.19.223.89.325.82.9
medium gap35.28.233.74.923.75.513.07.014.37.627.52.9
large gap14.76.124.04.516.94.930.49.64.84.719.72.6
very large gap2.92.9.0.01.71.7.0.0.0.00.90.6
total100.0.100.0.100.0.100.0.100.0.100.0.
Southeastern Alpsno gap11.15.212.73.713.24.117.58.040.015.514.42.4
small gap38.98.122.84.717.64.621.78.620.012.723.62.9
medium gap13.95.816.54.235.35.830.49.620.012.723.62.9
large gap36.18.044.35.629.45.530.49.620.012.735.63.3
very large gap.0.03.82.24.42.5.0.0.0.02.81.1
total100.0.100.0.100.0.100.0.100.0.100.0.
Southern Alpsno gap7.14.917.95.134.64.849.07.069.54.841.52.7
small gap35.79.125.05.822.54.223.55.912.03.421.22.3
medium gap35.89.125.05.815.33.65.93.39.83.115.72.0
large gap21.47.830.46.225.64.421.65.88.72.920.62.2
very large gap.0.01.81.82.01.4.0.0.0.00.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.
Switzerlandno gap12.73.316.01.932.22.247.32.966.83.135.51.2
small gap33.44.724.82.321.51.920.52.414.52.321.81.1
medium gap28.44.523.72.221.71.912.21.910.22.018.91.0
large gap24.54.332.72.521.91.918.22.28.51.821.81.1
very large gap1.01.02.80.92.60.71.70.8.0.01.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169180/155563

NFI3

forest area: altitudinal vegetation zone · regeneration cover · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regionregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%....0.558....0.558
1-9%..0.21000.5580.750..1.435
10-25%..0.21000.4710.471..0.945
26-50%....0.7500.2100..0.945
51-75%....0.21000.471..0.558
76-100%....0.2100....0.2100
total..0.4712.5271.633..4.520
Eastern Jura< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Western Plateau< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Central Plateau< 1%............
1-9%............
10-25%............
26-50%......0.2100..0.2100
51-75%............
76-100%............
total......0.2100..0.2100
Eastern Plateau< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Western Pre-Alps< 1%............
1-9%..0.7500.944....1.733
10-25%..0.21000.944..0.21001.337
26-50%....0.9440.21000.21001.337
51-75%..0.471......0.471
76-100%....0.2100....0.2100
total..1.3372.9240.21000.4714.819
Central Pre-Alps< 1%..0.471......0.471
1-9%0.21000.5580.5580.558..1.831
10-25%..0.7501.1410.2100..2.030
26-50%....0.5580.2100..0.750
51-75%..0.21000.2100....0.471
76-100%..0.21000.4710.2100..0.750
total0.21002.0302.7261.141..5.917
Eastern Pre-Alps< 1%....0.2100....0.2100
1-9%..0.5580.4710.471..1.238
10-25%......0.471..0.471
26-50%....0.4710.471..0.750
51-75%....0.21000.2100..0.471
76-100%............
total..0.5581.1411.238..2.825
Northwestern Alps< 1%............
1-9%0.21001.3381.8310.2100..3.422
10-25%..2.0302.327....4.320
26-50%..0.5581.435....2.030
51-75%..0.21000.21000.2100..0.558
76-100%..0.21000.5580.2100..0.944
total0.21004.1206.3160.558..11.212
Central Alps< 1%....0.2100....0.2100
1-9%0.4710.8501.3370.658..3.024
10-25%..0.6570.657....1.140
26-50%..0.21000.657....0.850
51-75%..0.21000.4710.2100..0.850
76-100%............
total0.4711.7333.0240.750..5.817
Northeastern Alps< 1%..0.3710.371....0.750
1-9%..0.21000.3710.557..1.041
10-25%..0.3711.2370.371..1.930
26-50%..0.5570.7500.371..1.533
51-75%..0.3710.21000.2100..0.750
76-100%......0.371..0.371
total..1.7312.7241.731..6.116
Southwestern Alps< 1%..0.3710.2100....0.558
1-9%1.9305.0182.924....9.713
10-25%1.0413.7212.228..0.21007.215
26-50%0.3712.6261.731..0.3714.918
51-75%..0.3710.558....0.945
76-100%....0.2100....0.2100
total3.22311.9117.714..0.55823.48
Southeastern Alps< 1%0.21000.4710.558....1.141
1-9%1.6333.2232.626..0.21007.515
10-25%1.1412.1292.1290.471..5.617
26-50%0.4711.6331.1410.945..3.921
51-75%..0.21000.7500.471..1.238
76-100%..0.2100......0.2100
total3.2237.5157.0161.6330.210019.49
Southern Alps< 1%....0.2100....0.2100
1-9%1.2381.4352.726....5.318
10-25%0.7502.3282.129....5.118
26-50%0.21000.7501.435....2.328
51-75%0.21000.4710.750....1.238
76-100%..0.2100......0.2100
total2.3285.0197.116....14.311
Switzerland< 1%0.21001.4352.129....3.722
1-9%5.41813.71114.0112.8250.210036.17
10-25%2.82512.11212.9121.6330.37129.78
26-50%0.9456.1179.4142.3280.55819.19
51-75%0.21002.1293.2241.435..6.916
76-100%..0.7501.4350.750..2.825
total9.41436.1743.068.8141.04198.44

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169181/155564
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: biogeographical region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.020.77.011.15.27.14.912.73.3
small gap.0.0.0.025.021.726.47.638.98.135.79.133.44.7
medium gap.0.0.0.050.025.035.28.213.95.835.89.128.44.5
large gap.0.0.0.025.021.714.76.136.18.021.47.824.64.3
very large gap.0.0.0.0.0.02.92.9.0.0.0.01.01.0
total.0.0.0.0100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap49.825.0.0.016.33.014.63.913.94.117.95.116.11.9
small gap50.225.0.0.023.73.526.84.923.65.025.05.824.92.3
medium gap.0.0.0.020.93.335.35.316.74.425.05.823.62.2
large gap.0.0.0.034.53.923.24.743.15.830.46.232.72.5
very large gap.0.0.0.04.71.7.0.02.81.91.81.82.80.9
total100.0..0.0100.0.100.0.100.0.100.0.100.0.
upper montaneno gap47.610.950.020.433.43.131.46.513.35.133.94.732.22.2
small gap19.08.6.0.021.82.725.56.120.06.021.44.021.51.9
medium gap9.66.4.0.022.22.723.55.937.87.216.53.721.71.9
large gap23.89.350.020.420.12.617.65.324.46.425.34.322.01.9
very large gap.0.0.0.02.61.02.01.94.43.12.91.72.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap50.96.956.28.849.24.533.310.314.49.448.16.947.32.9
small gap22.65.818.86.917.23.423.89.328.512.123.15.820.42.4
medium gap13.24.712.55.811.52.914.37.635.712.85.83.212.21.9
large gap13.24.79.45.218.83.528.69.921.411.023.15.818.32.3
very large gap.0.03.13.13.31.6.0.0.0.0.0.01.70.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap66.78.668.37.368.66.555.611.725.021.769.54.867.03.1
small gap6.74.617.15.915.75.127.810.625.021.712.03.414.42.3
medium gap20.07.32.42.45.93.316.78.850.025.09.83.110.22.0
large gap6.74.612.25.19.84.2.0.0.0.08.72.98.51.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap54.64.862.05.535.32.025.33.013.52.641.02.735.61.2
small gap18.53.716.54.220.81.726.23.126.33.420.92.221.81.1
medium gap13.93.36.32.718.21.628.63.124.03.316.02.018.91.0
large gap13.03.213.93.922.71.819.02.733.93.620.92.221.91.1
very large gap.0.01.31.33.00.71.00.72.31.21.20.61.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169182/155565

NFI3

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration %± %± %± %± %± %± %±
upper subalpineless than 1%........11.17.4..3.72.6
1-4%....75.021.726.310.122.29.815.310.025.96.0
5-9%....25.021.736.811.122.29.845.913.833.36.4
10-25%......31.610.733.311.131.212.929.76.2
26-50%......5.35.111.17.47.67.47.43.6
51-75%..............
76-100%..............
total....100.0.100.0.100.0.100.0.100.0.
lower subalpineless than 1%....12.34.14.62.611.95.0..7.81.9
1-4%49.235.3..18.54.814.94.428.57.013.36.218.92.7
5-9%....21.55.131.35.714.35.430.08.424.23.0
10-25%50.835.3..30.85.731.35.728.57.040.19.032.13.3
26-50%....9.23.617.94.716.75.710.05.513.52.4
51-75%....7.73.3....3.33.33.01.2
76-100%..........3.33.30.50.5
total100.0...100.0.100.0.100.0.100.0.100.0.
upper montaneless than 1%21.411.0..7.82.52.62.616.16.64.53.18.31.8
1-4%21.411.0..14.73.321.16.619.47.127.36.718.92.5
5-9%....21.63.823.76.916.16.622.76.320.12.6
10-25%21.411.0..30.24.331.67.532.28.420.46.128.42.9
26-50%21.411.0..18.13.610.55.016.16.618.25.816.92.4
51-75%7.16.9..7.82.510.55.0..6.83.87.01.6
76-100%7.16.9..........0.40.4
total100.0...100.0.100.0.100.0.100.0.100.0.
lower montaneless than 1%....2.62.6......2.02.0
1-4%30.014.5..26.37.1......26.06.2
5-9%20.012.7..7.94.4..50.035.4..12.04.6
10-25%30.014.5..29.07.4..50.035.4..30.06.5
26-50%20.012.7..21.06.6......20.05.7
51-75%....10.55.0......8.03.8
76-100%....2.62.6......2.02.0
total100.0...100.0...100.0...100.0.
colline/submontaneless than 1%..............
1-4%..............
5-9%........100.0...16.815.3
10-25%....49.935.433.327.2....33.419.3
26-50%....50.135.466.727.2....49.820.4
51-75%..............
76-100%..............
total....100.0.100.0.100.0...100.0.
totalless than 1%11.66.3..8.01.83.21.612.83.42.31.67.01.1
1-4%26.88.7..18.72.618.13.423.44.420.74.320.01.7
5-9%7.75.2..19.12.629.14.018.14.028.74.822.11.8
10-25%27.08.7..29.83.031.54.130.84.828.84.930.01.9
26-50%19.37.7..16.02.415.03.214.93.713.83.715.41.5
51-75%3.93.8..8.01.83.11.6..4.62.24.90.9
76-100%3.93.8..0.40.4....1.11.10.50.3
total100.0...100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169183/155566
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
AGno gap.0.0.0.0.0.0.0.033.327.333.327.3
small gap.0.0.0.0.0.0.0.033.327.333.327.3
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.033.327.333.327.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0100.0.100.0.
AIno gap.0.0.0.075.022.066.727.9.0.050.016.1
small gap.0.033.328.025.022.333.328.0.0.030.014.9
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.066.727.9.0.0.0.0.0.020.013.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0..0.0100.0.
ARno gap.0.0.0.0.0.040.022.3100.0.40.015.8
small gap.0.0.0.066.727.7.0.0.0.020.012.9
medium gap.0.0.0.0.0.060.022.2.0.030.014.8
large gap.0.0.0.033.327.7.0.0.0.010.09.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
BEno gap.0.015.14.927.55.055.06.466.78.636.73.2
small gap.0.026.56.126.24.920.05.213.36.222.62.8
medium gap66.727.217.05.217.54.36.73.26.74.513.72.3
large gap33.327.235.86.626.24.918.35.013.36.224.82.9
very large gap.0.05.73.22.51.7.0.0.0.02.21.0
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSno gap.0.0.0.0.0.050.025.257.118.854.515.1
small gap.0.0.0.0.0.025.021.8.0.09.18.7
medium gap.0.0.0.0.0.025.021.828.617.227.313.5
large gap.0.0.0.0.0.0.0.014.313.39.18.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
FRno gap.0.036.114.539.110.270.014.550.035.544.67.3
small gap100.0.18.311.717.47.920.012.750.035.521.36.0
medium gap.0.027.413.517.47.910.09.5.0.017.05.5
large gap.0.018.311.717.47.9.0.0.0.012.84.9
very large gap.0.0.0.08.75.9.0.0.0.04.33.0
total100.0.100.0.100.0.100.0.100.0.100.0.
GEno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
GLno gap.0.014.513.540.015.650.015.9100.0.39.49.3
small gap.0.014.513.520.012.810.09.6.0.014.36.7
medium gap.0.0.0.030.014.6.0.0.0.010.75.9
large gap.0.056.618.910.09.640.015.6.0.031.98.9
very large gap.0.014.513.5.0.0.0.0.0.03.63.5
total.0.0100.0.100.0.100.0.100.0.100.0.
GRno gap8.54.112.23.514.73.623.47.855.611.716.42.2
small gap36.17.023.34.516.83.816.66.811.17.421.82.5
medium gap21.36.016.73.933.74.926.68.122.29.824.72.6
large gap34.06.944.45.231.64.833.38.611.17.435.02.9
very large gap.0.03.31.93.21.8.0.0.0.02.10.9
total100.0.100.0.100.0.100.0.100.0.100.0.
JUno gap.0.0.0.033.327.431.311.663.614.543.39.1
small gap.0.0.0.033.327.431.311.618.211.726.78.1
medium gap.0.0.0.0.0.018.89.818.211.716.76.8
large gap.0.0.0.033.327.418.89.8.0.013.36.2
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
LUno gap.0.033.327.337.517.214.313.350.025.131.810.0
small gap.0.033.327.312.511.714.313.325.021.718.28.3
medium gap.0.033.327.337.517.257.118.825.021.740.910.5
large gap.0.0.0.012.511.714.313.3.0.09.16.2
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
NEno gap.0.0100.0.100.0.87.511.6.0.092.96.7
small gap.0.0.0.0.0.012.511.8.0.07.16.9
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0..0.0100.0.
NWno gap.0.0.0.025.022.166.727.7.0.037.517.5
small gap.0.0.0.050.025.533.327.8.0.037.517.5
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0100.0.25.022.1.0.0.0.025.015.6
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0..0.0100.0.
OWno gap.0.014.39.433.319.460.022.1100.0.30.89.1
small gap.0.035.712.916.715.420.018.0.0.026.98.8
medium gap.0.014.39.433.319.4.0.0.0.015.47.1
large gap.0.035.712.916.715.420.018.0.0.026.98.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
SGno gap.0.08.27.945.19.051.99.668.410.747.25.3
small gap.0.08.48.019.47.114.86.826.310.118.04.1
medium gap.0.050.114.416.16.611.16.15.35.116.94.0
large gap.0.033.313.616.16.611.16.1.0.013.53.6
very large gap.0.0.0.03.23.211.16.1.0.04.52.2
total.0.0100.0.100.0.100.0.100.0.100.0.
SHno gap.0.0.0.0.0.0100.0..0.050.035.8
small gap.0.0.0.0.0.0.0.0100.0.50.035.8
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
SOno gap.0.0.0.0100.0.50.035.566.727.466.719.3
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.050.035.533.327.433.319.3
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
SZno gap.0.028.617.245.410.760.015.566.727.347.67.7
small gap.0.014.313.39.16.210.09.5.0.09.54.6
medium gap.0.014.313.327.39.610.09.5.0.019.16.1
large gap.0.028.617.213.67.420.012.733.327.419.06.1
very large gap.0.014.313.34.54.5.0.0.0.04.83.3
total.0.0100.0.100.0.100.0.100.0.100.0.
TGno gap.0.0.0.0100.0..0.085.713.270.014.5
small gap.0.0.0.0.0.0100.0..0.020.012.7
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.014.313.310.09.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
TIno gap11.87.820.06.040.75.850.07.569.05.045.93.1
small gap41.211.924.46.425.45.227.36.713.13.722.62.6
medium gap29.411.126.66.69.93.54.53.18.33.012.72.1
large gap17.69.326.76.621.24.918.25.89.53.217.62.4
very large gap.0.02.22.22.82.0.0.0.0.01.20.7
total100.0.100.0.100.0.100.0.100.0.100.0.
URno gap.0.033.315.821.113.242.918.8100.0.40.39.0
small gap.0.033.315.819.712.6.0.0.0.016.66.8
medium gap.0.022.213.919.712.628.617.2.0.019.97.3
large gap.0.011.110.539.415.528.617.2.0.023.27.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
VDno gap.0.07.77.433.110.354.915.075.012.540.36.5
small gap.0.030.812.819.18.626.813.38.38.021.05.4
medium gap.0.030.812.838.210.6.0.08.38.022.95.6
large gap.0.030.812.89.66.49.18.78.38.014.14.6
very large gap.0.0.0.0.0.09.18.7.0.01.81.7
total.0.0100.0.100.0.100.0.100.0.100.0.
VSno gap20.77.015.23.733.96.230.49.657.110.826.22.9
small gap26.47.627.24.623.75.526.19.223.89.325.82.9
medium gap35.28.233.74.923.75.513.07.014.37.627.52.9
large gap14.76.124.04.516.94.930.49.64.84.719.72.6
very large gap2.92.9.0.01.71.7.0.0.0.00.90.6
total100.0.100.0.100.0.100.0.100.0.100.0.
ZGno gap.0.0.0.0.0.050.021.1.0.033.316.2
small gap.0.0.0.0100.0.16.715.8.0.033.316.2
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.016.715.8.0.011.110.8
very large gap.0.0100.0..0.016.715.8.0.022.214.3
total.0.0100.0.100.0.100.0..0.0100.0.
ZHno gap.0.0.0.0.0.0.0.0100.0.75.021.7
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0100.0..0.0.0.025.021.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0..0.0100.0.100.0.
Switzerlandno gap12.73.316.01.932.22.247.42.966.83.135.61.2
small gap33.44.724.82.321.61.920.42.414.42.321.81.1
medium gap28.44.523.72.221.81.912.01.910.32.018.81.0
large gap24.54.332.72.521.81.918.42.38.51.821.81.1
very large gap1.01.02.80.92.60.71.80.8.0.02.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169184/155567

NFI3

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpineless than 1%........0.471..0.471
1-4%....0.5580.9450.7500.4712.427
5-9%....0.21001.2380.7501.1413.124
10-25%......1.0411.1410.7502.825
26-50%......0.21000.4710.21000.750
51-75%..............
76-100%..............
total....0.7503.2233.2232.3289.413
lower subalpineless than 1%....1.4350.5580.945..2.825
1-4%0.2100..2.1291.7312.1290.7506.816
5-9%....2.5273.6221.1411.6338.714
10-25%0.2100..3.6223.6222.1292.12911.512
26-50%....1.1412.0291.2380.5584.919
51-75%....0.945....0.21001.141
76-100%..........0.21000.2100
total0.471..11.61211.4127.4155.31836.07
upper montaneless than 1%0.558..1.6330.21000.9450.4713.522
1-4%0.558..3.0241.4351.1412.1298.115
5-9%....4.5201.5330.9451.8318.614
10-25%0.558..6.2172.0291.8311.63312.212
26-50%0.558..3.7220.7500.9451.4357.316
51-75%0.2100..1.6330.750..0.5583.024
76-100%0.2100..........0.2100
total2.527..20.796.5165.4187.81542.96
lower montaneless than 1%....0.2100......0.2100
1-4%0.558..1.832......2.328
5-9%0.471..0.558..0.2100..1.141
10-25%0.558..2.030..0.2100..2.726
26-50%0.471..1.435......1.832
51-75%....0.750......0.750
76-100%....0.2100......0.2100
total1.831..6.816..0.471..8.914
colline/submontaneless than 1%..............
1-4%..............
5-9%........0.2100..0.2100
10-25%....0.21000.2100....0.371
26-50%....0.21000.371....0.558
51-75%..............
76-100%..............
total....0.4710.5580.2100..1.041
totalless than 1%0.558..3.2230.7502.1290.4716.916
1-4%1.338..7.5153.9213.9213.22319.79
5-9%0.471..7.7156.3163.0244.42021.79
10-25%1.338..11.9126.8155.1184.42029.58
26-50%0.945..6.4173.2232.5262.12915.111
51-75%0.2100..3.2230.750..0.7504.819
76-100%0.2100..0.2100....0.21000.558
total4.719..40.1621.6816.51015.41098.34

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169185/155568
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: biogeographical region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.020.27.412.96.011.17.414.63.9
small gap.0.0.0.0.0.026.68.135.58.638.811.531.75.1
medium gap.0.0.0.066.727.239.98.916.16.633.511.130.45.1
large gap.0.0.0.033.327.213.36.235.58.616.68.823.24.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap49.825.0.0.016.73.214.13.915.44.517.95.716.42.0
small gap50.225.0.0.023.13.628.25.124.65.322.26.224.82.4
medium gap.0.0.0.020.33.434.65.416.94.724.46.423.22.3
large gap.0.0.0.034.94.123.14.841.56.133.37.032.82.6
very large gap.0.0.0.05.11.9.0.01.51.52.22.22.70.9
total100.0..0.0100.0.100.0.100.0.100.0.100.0.
upper montaneno gap50.011.250.020.432.03.130.46.815.45.835.15.032.12.3
small gap20.08.9.0.022.12.823.96.317.96.220.94.321.22.0
medium gap10.16.8.0.022.52.823.96.338.57.816.53.921.92.0
large gap20.08.950.020.420.72.719.65.923.16.826.44.622.42.0
very large gap.0.0.0.02.71.12.22.25.13.51.11.12.40.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap50.96.956.28.848.34.635.010.714.49.448.97.547.23.0
small gap22.65.818.86.917.03.525.09.728.512.124.46.420.62.4
medium gap13.24.712.55.811.93.010.06.735.712.86.73.712.42.0
large gap13.24.79.45.219.53.630.010.321.411.020.06.018.02.3
very large gap.0.03.13.13.41.7.0.0.0.0.0.01.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap65.58.868.37.370.06.555.611.725.021.770.34.867.43.1
small gap6.94.717.15.916.05.227.810.625.021.712.13.414.52.3
medium gap20.77.52.42.46.03.416.78.850.025.09.93.110.32.0
large gap6.94.712.25.18.03.8.0.0.0.07.72.87.71.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap54.74.862.05.535.02.125.03.115.02.944.12.936.51.3
small gap18.93.816.54.220.51.826.53.225.53.520.02.421.41.1
medium gap14.23.46.32.718.31.728.63.324.83.515.22.118.71.1
large gap12.33.213.93.923.01.819.32.932.73.820.02.421.61.1
very large gap.0.01.31.33.20.80.50.52.01.10.70.51.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169186/155569
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
AGno gap.0.0.0.0.0.0.0.033.327.333.327.3
small gap.0.0.0.0.0.0.0.033.327.333.327.3
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.033.327.333.327.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0100.0.100.0.
AIno gap.0.0.0.075.022.066.727.9.0.050.016.1
small gap.0.033.328.025.022.333.328.0.0.030.014.9
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.066.727.9.0.0.0.0.0.020.013.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0..0.0100.0.
ARno gap.0.0.0.0.0.040.022.3100.0.40.015.8
small gap.0.0.0.066.727.7.0.0.0.020.012.9
medium gap.0.0.0.0.0.060.022.2.0.030.014.8
large gap.0.0.0.033.327.7.0.0.0.010.09.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
BEno gap.0.014.04.927.35.154.26.566.78.636.53.3
small gap.0.028.16.426.05.020.35.213.36.222.92.8
medium gap66.727.216.05.218.24.46.83.36.74.513.72.3
large gap33.327.235.96.826.05.018.65.113.36.224.62.9
very large gap.0.06.03.42.61.8.0.0.0.02.31.0
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSno gap.0.0.0.0.0.050.025.250.020.650.015.9
small gap.0.0.0.0.0.025.021.8.0.010.09.6
medium gap.0.0.0.0.0.025.021.833.319.430.014.6
large gap.0.0.0.0.0.0.0.016.715.310.09.6
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
FRno gap.0.039.715.539.110.270.014.550.035.546.67.5
small gap.0.010.09.617.47.920.012.750.035.517.85.7
medium gap.0.030.114.617.47.910.09.5.0.017.85.7
large gap.0.020.112.717.47.9.0.0.0.013.35.1
very large gap.0.0.0.08.75.9.0.0.0.04.43.1
total.0.0100.0.100.0.100.0.100.0.100.0.
GEno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
GLno gap.0.020.018.040.015.650.015.9100.0.42.39.8
small gap.0.0.0.020.012.810.09.6.0.011.56.3
medium gap.0.0.0.030.014.6.0.0.0.011.56.3
large gap.0.060.022.110.09.640.015.6.0.030.89.1
very large gap.0.020.018.0.0.0.0.0.0.03.83.8
total.0.0100.0.100.0.100.0.100.0.100.0.
GRno gap10.55.013.43.815.13.914.96.955.611.716.72.4
small gap36.87.824.44.716.34.018.57.511.17.421.92.6
medium gap21.16.617.14.234.95.129.68.822.29.825.52.8
large gap31.57.542.75.531.45.037.09.311.17.434.33.0
very large gap.0.02.41.72.31.6.0.0.0.01.60.8
total100.0.100.0.100.0.100.0.100.0.100.0.
JUno gap.0.0.0.033.327.431.311.663.614.543.39.1
small gap.0.0.0.033.327.431.311.618.211.726.78.1
medium gap.0.0.0.0.0.018.89.818.211.716.76.8
large gap.0.0.0.033.327.418.89.8.0.013.36.2
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
LUno gap.0.033.327.337.517.214.313.350.025.131.810.0
small gap.0.033.327.312.511.714.313.325.021.718.28.3
medium gap.0.033.327.337.517.257.118.825.021.740.910.5
large gap.0.0.0.012.511.714.313.3.0.09.16.2
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
NEno gap.0.0100.0.100.0.87.511.6.0.092.96.7
small gap.0.0.0.0.0.012.511.8.0.07.16.9
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0..0.0100.0.
NWno gap.0.0.0.025.022.150.036.1.0.028.617.4
small gap.0.0.0.050.025.550.036.1.0.042.919.1
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0100.0.25.022.1.0.0.0.028.617.4
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0..0.0100.0.
OWno gap.0.014.39.433.319.460.022.1100.0.30.89.1
small gap.0.035.712.916.715.420.018.0.0.026.98.8
medium gap.0.014.39.433.319.4.0.0.0.015.47.1
large gap.0.035.712.916.715.420.018.0.0.026.98.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
SGno gap.0.09.08.542.89.453.99.868.410.747.65.5
small gap.0.09.18.717.97.311.56.226.310.116.74.1
medium gap.0.045.615.017.97.311.56.35.35.116.74.1
large gap.0.036.314.517.97.311.56.3.0.014.33.8
very large gap.0.0.0.03.63.511.56.3.0.04.82.3
total.0.0100.0.100.0.100.0.100.0.100.0.
SHno gap.0.0.0.0.0.0100.0..0.050.035.8
small gap.0.0.0.0.0.0.0.0100.0.50.035.8
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
SOno gap.0.0.0.0100.0.50.035.566.727.466.719.3
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.050.035.533.327.433.319.3
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
SZno gap.0.028.617.242.810.860.015.5100.0.47.57.9
small gap.0.014.313.39.56.410.09.5.0.010.04.8
medium gap.0.014.313.328.69.910.09.5.0.020.06.4
large gap.0.028.617.214.37.720.012.7.0.017.56.0
very large gap.0.014.313.34.84.7.0.0.0.05.03.5
total.0.0100.0.100.0.100.0.100.0.100.0.
TGno gap.0.0.0.0100.0..0.085.713.270.014.5
small gap.0.0.0.0.0.0100.0..0.020.012.7
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.014.313.310.09.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
TIno gap18.211.620.16.844.16.453.88.069.85.050.23.3
small gap36.414.520.06.824.65.528.27.213.33.721.02.7
medium gap27.313.425.77.48.23.55.13.58.43.111.42.1
large gap18.211.631.47.921.45.312.85.48.43.116.62.5
very large gap.0.02.92.81.61.6.0.0.0.00.90.6
total100.0.100.0.100.0.100.0.100.0.100.0.
URno gap.0.033.315.814.012.842.918.8100.0.39.69.3
small gap.0.033.315.824.615.2.0.0.0.017.87.3
medium gap.0.022.213.912.311.628.617.2.0.017.87.3
large gap.0.011.110.549.117.828.617.2.0.024.98.2
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
VDno gap.0.08.38.031.310.654.915.075.012.540.76.7
small gap.0.033.313.621.19.426.813.38.38.022.25.7
medium gap.0.025.012.537.011.1.0.08.38.020.45.5
large gap.0.033.313.610.67.19.18.78.38.014.94.9
very large gap.0.0.0.0.0.09.18.7.0.01.91.8
total.0.0100.0.100.0.100.0.100.0.100.0.
VSno gap20.27.415.13.932.16.431.89.957.110.826.03.0
small gap26.68.127.94.822.65.827.39.523.89.325.93.0
medium gap39.98.933.75.124.55.99.16.114.37.627.83.1
large gap13.36.223.34.618.95.431.89.94.84.719.82.7
very large gap.0.0.0.01.91.9.0.0.0.00.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.
ZGno gap.0.0.0.0.0.050.021.1.0.033.316.2
small gap.0.0.0.0100.0.16.715.8.0.033.316.2
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.016.715.8.0.011.110.8
very large gap.0.0100.0..0.016.715.8.0.022.214.3
total.0.0100.0.100.0.100.0..0.0100.0.
ZHno gap.0.0.0.0.0.0.0.0100.0.75.021.7
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0100.0..0.0.0.025.021.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0..0.0100.0.100.0.
Switzerlandno gap14.73.916.32.032.12.347.33.067.23.136.51.3
small gap31.75.124.72.421.32.020.62.414.62.321.41.1
medium gap30.45.123.32.321.92.012.21.910.42.018.71.1
large gap23.24.732.82.622.32.018.12.37.71.821.51.1
very large gap.0.02.80.92.40.71.90.8.0.01.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169187/155570

NFI3

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantondegree of cover of assured regeneration %± %± %± %± %± %±
AGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
AIless than 1%..33.327.5100.0.....50.025.2
1-4%............
5-9%..66.727.4......50.025.2
10-25%............
26-50%............
51-75%............
76-100%............
total..100.0.100.0.....100.0.
ARless than 1%............
1-4%............
5-9%....50.035.6....50.035.6
10-25%....50.035.6....50.035.6
26-50%............
51-75%............
76-100%............
total....100.0.....100.0.
BEless than 1%....4.22.9....2.51.7
1-4%50.035.433.310.320.85.937.517.1..26.24.9
5-9%50.035.428.69.920.85.912.511.7..22.54.7
10-25%..28.69.931.36.7..100.0.27.55.0
26-50%..4.84.614.65.137.517.1..13.73.9
51-75%..4.84.68.34.0....6.32.7
76-100%......12.511.7..1.31.2
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
FRless than 1%..50.035.4......14.313.2
1-4%............
5-9%....33.327.3....14.313.2
10-25%..50.035.4......14.313.2
26-50%....66.727.3100.0.100.0.57.118.7
51-75%............
76-100%............
total..100.0.100.0.100.0.100.0.100.0.
GEless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
GLless than 1%..24.715.325.015.4....17.37.9
1-4%......28.617.1..8.75.9
5-9%..13.412.425.015.4....13.47.2
10-25%..12.411.612.511.757.118.7..26.09.2
26-50%..49.517.737.517.2....30.39.6
51-75%......14.313.3..4.34.3
76-100%............
total..100.0.100.0.100.0...100.0.
GRless than 1%8.75.910.24.317.35.3....12.02.8
1-4%21.78.628.56.519.35.5....21.63.6
5-9%17.47.918.45.519.25.511.110.5100.0.18.73.4
10-25%43.610.328.56.525.06.044.416.6..30.64.0
26-50%8.75.914.35.013.44.733.315.7..14.23.0
51-75%....5.83.211.110.5..3.01.5
76-100%............
total100.0.100.0.100.0.100.0.100.0.100.0.
JUless than 1%............
1-4%............
5-9%......50.035.4..20.017.9
10-25%....33.327.350.035.4..40.021.9
26-50%....33.327.3....20.017.9
51-75%....33.327.3....20.017.9
76-100%............
total....100.0.100.0...100.0.
LUless than 1%..100.0.......33.327.3
1-4%....50.035.4....33.327.3
5-9%............
10-25%....50.035.4....33.327.3
26-50%............
51-75%............
76-100%............
total..100.0.100.0.....100.0.
NEless than 1%............
1-4%............
5-9%......33.327.3..16.715.3
10-25%......33.327.3..16.715.3
26-50%....66.727.333.327.3..50.020.4
51-75%............
76-100%....33.327.3....16.715.3
total....100.0.100.0...100.0.
NWless than 1%............
1-4%..50.035.7..33.327.5..25.015.4
5-9%....33.327.5....12.511.8
10-25%....33.327.533.327.5..25.015.4
26-50%......33.327.5..12.511.8
51-75%..50.035.733.327.5....25.015.4
76-100%............
total..100.0.100.0.100.0...100.0.
OWless than 1%..20.018.0......11.110.5
1-4%....33.327.3100.0...22.213.9
5-9%..20.018.033.327.3....22.213.9
10-25%..60.022.033.327.3....44.416.6
26-50%............
51-75%............
76-100%............
total..100.0.100.0.100.0...100.0.
SGless than 1%............
1-4%....20.012.744.416.6..28.69.9
5-9%....20.012.711.110.5..14.37.6
10-25%..50.035.440.015.522.213.9..33.310.3
26-50%......11.110.5..4.84.7
51-75%..50.035.420.012.711.110.5..19.08.6
76-100%............
total..100.0.100.0.100.0...100.0.
SHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
SOless than 1%............
1-4%............
5-9%............
10-25%......100.0...100.0.
26-50%............
51-75%............
76-100%............
total......100.0...100.0.
SZless than 1%..50.035.4..49.135.3..24.715.2
1-4%..50.035.425.021.7....25.115.4
5-9%............
10-25%....50.025.150.935.3..37.717.2
26-50%....25.021.7....12.611.8
51-75%............
76-100%............
total..100.0.100.0.100.0...100.0.
TGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
TIless than 1%............
1-4%12.511.79.16.128.58.5....18.95.1
5-9%75.015.327.29.517.87.2....29.36.0
10-25%..45.510.625.08.2....29.36.0
26-50%12.511.79.16.125.18.2....17.35.0
51-75%..4.54.43.63.5....3.42.4
76-100%..4.54.4......1.71.7
total100.0.100.0.100.0.....100.0.
URless than 1%..14.313.327.313.5....17.47.9
1-4%100.0.28.617.118.211.733.327.3..30.49.6
5-9%....18.211.733.327.3..13.07.0
10-25%..42.918.827.313.5....26.19.2
26-50%..14.313.39.18.7....8.75.9
51-75%......33.327.3..4.34.3
76-100%............
total100.0.100.0.100.0.100.0...100.0.
VDless than 1%....12.58.3....6.94.7
1-4%..16.710.812.58.3100.0...17.27.0
5-9%..16.710.818.89.8....17.27.0
10-25%..41.714.225.010.8....31.08.6
26-50%..8.38.025.010.8....17.27.0
51-75%..16.710.86.36.1....10.35.7
76-100%............
total..100.0.100.0.100.0...100.0.
VSless than 1%..4.42.52.22.2....3.01.5
1-4%26.310.114.34.220.06.0....17.53.2
5-9%36.811.132.85.622.26.2....29.23.9
10-25%31.610.731.45.533.37.0..33.327.232.14.0
26-50%5.35.117.14.513.35.1..66.727.215.33.1
51-75%....8.94.2....2.91.4
76-100%............
total100.0.100.0.100.0...100.0.100.0.
ZGless than 1%............
1-4%............
5-9%....100.0.....100.0.
10-25%............
26-50%............
51-75%............
76-100%............
total....100.0.....100.0.
ZHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Switzerlandless than 1%3.72.67.81.98.21.82.02.0..7.01.1
1-4%26.16.019.12.718.92.526.16.2..20.11.7
5-9%33.36.424.03.020.12.612.14.616.715.322.11.7
10-25%29.56.232.13.328.42.929.86.533.219.230.01.9
26-50%7.43.613.52.416.92.420.15.750.020.415.41.5
51-75%..3.01.27.01.68.03.8..4.90.9
76-100%..0.50.50.40.42.02.0..0.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169188/155571
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.015.94.611.17.414.73.9
small gap.0.0.0.0.0.030.15.838.811.531.75.1
medium gap.0.0.0.0100.0.28.55.733.511.130.65.1
large gap.0.0.0.0.0.025.45.516.68.823.14.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
lower subalpineno gap50.125.0.0.021.05.214.22.417.95.716.42.0
small gap49.925.0.0.022.65.325.52.922.26.224.82.4
medium gap.0.0.0.019.45.024.62.924.46.423.32.3
large gap.0.0.0.032.35.933.43.233.37.032.72.6
very large gap.0.0.0.04.82.72.31.02.22.22.70.9
total100.0..0.0100.0.100.0.100.0.100.0.
upper montaneno gap52.711.550.035.434.64.226.03.236.35.132.22.3
small gap15.88.450.035.423.93.719.52.921.64.421.32.0
medium gap10.57.0.0.021.53.627.03.314.83.821.92.0
large gap21.19.4.0.017.73.324.33.226.24.722.42.0
very large gap.0.0.0.02.31.33.21.31.11.12.30.7
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap52.07.144.911.156.35.535.25.150.07.547.33.0
small gap24.06.030.110.318.84.416.03.925.06.520.62.4
medium gap12.04.610.06.715.04.013.63.76.83.812.42.0
large gap12.04.615.08.08.83.230.64.918.25.817.92.3
very large gap.0.0.0.01.31.24.52.2.0.01.70.8
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap60.08.965.58.867.68.067.36.770.34.867.33.1
small gap13.36.217.27.017.76.516.35.312.13.414.62.3
medium gap20.07.33.43.48.84.910.24.39.93.110.32.0
large gap6.74.613.86.45.94.06.13.47.72.87.71.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap54.44.956.86.941.02.825.41.844.72.936.61.3
small gap20.44.023.66.021.52.322.01.720.32.421.51.1
medium gap13.63.45.93.318.22.223.01.714.72.118.71.1
large gap11.73.213.74.816.92.127.21.819.62.421.41.1
very large gap.0.0.0.02.30.92.50.60.70.51.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169189/155572

NFI3

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantondegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
AIless than 1%..0.21000.2100....0.370
1-4%............
5-9%..0.370......0.370
10-25%............
26-50%............
51-75%............
76-100%............
total..0.5560.2100....0.648
ARless than 1%............
1-4%............
5-9%....0.2100....0.2100
10-25%....0.2100....0.2100
26-50%............
51-75%............
76-100%............
total....0.370....0.370
BEless than 1%....0.471....0.471
1-4%0.21001.2381.8310.558..3.722
5-9%0.21001.1411.8310.2100..3.223
10-25%..1.1412.726..0.21003.921
26-50%..0.21001.2380.558..2.030
51-75%..0.21000.750....0.945
76-100%......0.2100..0.2100
total0.4713.7228.5141.4350.210014.211
BL/BSless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
FRless than 1%..0.2100......0.2100
1-4%............
5-9%....0.2100....0.2100
10-25%..0.2100......0.2100
26-50%....0.4710.21000.21000.750
51-75%............
76-100%............
total..0.4710.5580.21000.21001.337
GEless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
GLless than 1%..0.3700.370....0.749
1-4%......0.370..0.370
5-9%..0.21000.370....0.558
10-25%..0.21000.21000.749..1.040
26-50%..0.7490.557....1.237
51-75%......0.2100..0.2100
76-100%............
total..1.4351.4341.237..4.019
GRless than 1%0.3710.9451.633....2.825
1-4%0.9452.4271.832....5.118
5-9%0.7501.6331.7310.21000.21004.420
10-25%1.8322.4272.3280.750..7.215
26-50%0.3711.2381.2380.558..3.323
51-75%....0.5580.2100..0.750
76-100%............
total4.0218.6149.1141.6330.210023.58
JUless than 1%............
1-4%............
5-9%......0.2100..0.2100
10-25%....0.21000.2100..0.471
26-50%....0.2100....0.2100
51-75%....0.2100....0.2100
76-100%............
total....0.5570.471..0.944
LUless than 1%..0.2100......0.2100
1-4%....0.2100....0.2100
5-9%............
10-25%....0.2100....0.2100
26-50%............
51-75%............
76-100%............
total..0.21000.371....0.558
NEless than 1%............
1-4%............
5-9%......0.2100..0.2100
10-25%......0.2100..0.2100
26-50%....0.4700.2100..0.557
51-75%............
76-100%....0.2100....0.2100
total....0.5570.557..1.140
NWless than 1%............
1-4%..0.2100..0.2100..0.470
5-9%....0.2100....0.2100
10-25%....0.21000.2100..0.470
26-50%......0.2100..0.2100
51-75%..0.21000.2100....0.470
76-100%............
total..0.4700.6560.656..1.632
OWless than 1%..0.2100......0.2100
1-4%....0.21000.2100..0.470
5-9%..0.21000.2100....0.470
10-25%..0.5570.2100....0.749
26-50%............
51-75%............
76-100%............
total..0.9440.5570.2100..1.632
SGless than 1%............
1-4%....0.4710.750..1.141
5-9%....0.4710.2100..0.558
10-25%..0.21000.7500.471..1.237
26-50%......0.2100..0.2100
51-75%..0.21000.4710.2100..0.750
76-100%............
total..0.4711.8311.633..3.721
SHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
SOless than 1%............
1-4%............
5-9%............
10-25%......0.2100..0.2100
26-50%............
51-75%............
76-100%............
total......0.2100..0.2100
SZless than 1%..0.2100..0.2100..0.471
1-4%..0.21000.2100....0.470
5-9%............
10-25%....0.4700.2100..0.557
26-50%....0.2100....0.2100
51-75%............
76-100%............
total..0.4700.7500.471..1.535
TGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
TIless than 1%............
1-4%0.21000.4711.435....1.930
5-9%1.1411.1410.945....3.024
10-25%..1.8311.238....3.024
26-50%0.21000.4711.238....1.831
51-75%..0.21000.2100....0.471
76-100%..0.2100......0.2100
total1.4353.9215.019....10.313
URless than 1%..0.21000.657....0.749
1-4%0.4700.4700.4700.2100..1.337
5-9%....0.4700.2100..0.657
10-25%..0.6570.657....1.140
26-50%..0.21000.2100....0.470
51-75%......0.2100..0.2100
76-100%............
total0.4701.3372.1290.657..4.319
VDless than 1%....0.471....0.471
1-4%..0.4710.4710.2100..0.945
5-9%..0.4710.558....0.945
10-25%..0.9450.750....1.633
26-50%..0.21000.750....0.945
51-75%..0.4710.2100....0.558
76-100%............
total..2.2292.9250.2100..5.318
VSless than 1%..0.5580.2100....0.750
1-4%0.9451.7311.533....4.120
5-9%1.2383.9211.731....6.815
10-25%1.0413.7212.626..0.21007.515
26-50%0.21002.0291.041..0.3713.622
51-75%....0.750....0.750
76-100%............
total3.22311.9117.714..0.55823.48
ZGless than 1%............
1-4%............
5-9%....0.2100....0.2100
10-25%............
26-50%............
51-75%............
76-100%............
total....0.2100....0.2100
ZHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Switzerlandless than 1%0.3712.8253.5220.2100..6.916
1-4%2.5276.9168.1152.328..19.89
5-9%3.1248.7148.6141.1410.210021.79
10-25%2.82511.61212.2122.6260.37129.58
26-50%0.7504.9197.3161.8320.55815.111
51-75%..1.1413.0240.750..4.819
76-100%..0.21000.21000.2100..0.558
total9.41336.0742.868.9141.04198.24

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169190/155573
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.020.27.412.96.011.17.414.63.9
small gap.0.0.0.0.0.026.68.135.58.638.811.531.75.1
medium gap.0.066.727.2.0.039.98.916.16.633.511.130.55.1
large gap.0.033.327.2.0.013.36.235.58.616.68.823.24.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0..0.0100.0.100.0.100.0.100.0.
lower subalpineno gap49.825.016.13.919.36.615.13.913.94.117.95.716.42.0
small gap50.225.026.44.716.46.127.94.823.65.022.26.224.82.4
medium gap.0.019.54.321.96.933.75.116.74.424.46.423.22.3
large gap.0.034.55.134.18.023.34.643.15.833.37.032.92.6
very large gap.0.03.42.08.24.6.0.02.81.92.22.22.70.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap52.310.931.04.137.75.532.16.413.64.536.35.132.12.3
small gap19.08.623.03.820.74.622.65.816.94.921.64.421.22.0
medium gap9.66.422.23.719.54.524.55.937.36.314.83.821.92.0
large gap19.08.620.63.619.44.518.95.428.85.926.24.722.42.0
very large gap.0.03.21.62.61.81.91.93.42.41.11.12.40.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap50.06.055.26.551.56.231.89.913.87.450.07.547.23.0
small gap25.75.219.05.210.73.827.39.522.78.925.06.520.62.4
medium gap11.43.810.34.013.64.29.16.131.89.96.83.812.42.0
large gap12.94.013.84.518.24.731.89.931.89.918.25.818.02.3
very large gap.0.01.71.76.12.9.0.0.0.0.0.01.70.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap62.76.369.29.184.67.157.110.840.015.570.34.867.33.1
small gap15.34.715.47.111.56.323.89.320.012.712.13.414.62.3
medium gap11.94.27.75.23.83.814.37.620.012.79.93.110.32.0
large gap10.23.97.75.2.0.04.84.720.012.77.72.87.81.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap55.24.034.32.744.83.526.03.015.02.644.72.936.51.3
small gap21.43.322.32.415.62.525.93.023.23.020.32.421.51.1
medium gap11.02.518.32.216.12.627.83.124.73.114.72.118.71.1
large gap12.32.722.32.419.22.819.82.735.03.419.62.421.61.1
very large gap.0.02.70.94.41.40.50.52.11.00.70.51.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169191/155574
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regionarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
Western Jurano gap.0.049.525.052.511.551.17.461.910.653.95.3
small gap.0.050.525.015.88.424.46.49.56.420.34.3
medium gap.0.0.0.010.77.211.14.719.08.612.43.5
large gap.0.0.0.021.09.313.35.19.56.413.53.6
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
Eastern Jurano gap.0.0.0.0.0.060.022.055.616.657.113.2
small gap.0.0.0.0.0.020.018.022.213.921.411.0
medium gap.0.0.0.0.0.020.018.022.213.921.411.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
Western Plateauno gap.0.0.0.0.0.029.217.450.025.133.713.7
small gap.0.0.0.0100.0.41.618.625.021.741.014.2
medium gap.0.0.0.0.0.014.613.5.0.08.48.1
large gap.0.0.0.0.0.014.613.525.021.716.910.9
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
Central Plateauno gap.0.0.0.0.0.060.015.566.713.663.610.3
small gap.0.0.0.0.0.010.09.516.710.813.67.3
medium gap.0.0.0.0.0.010.09.58.38.09.16.1
large gap.0.0.0.0.0.020.012.78.38.013.67.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
Eastern Plateauno gap.0.0.0.0100.0.33.327.369.212.864.711.6
small gap.0.0.0.0.0.066.727.315.410.023.510.3
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.015.410.011.87.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
Western Pre-Alpsno gap.0.029.810.235.28.271.417.156.818.839.65.9
small gap.0.015.08.017.76.628.617.114.413.417.74.6
medium gap.0.020.09.023.67.3.0.028.817.220.64.9
large gap.0.030.110.317.76.6.0.0.0.017.74.6
very large gap.0.05.04.95.94.1.0.0.0.04.42.5
total.0.0100.0.100.0.100.0.100.0.100.0.
Central Pre-Alpsno gap.0.018.57.527.86.150.08.363.614.534.94.2
small gap.0.029.68.829.66.222.26.918.211.626.43.9
medium gap100.0.14.86.824.15.816.76.2.0.018.63.4
large gap.0.037.09.318.55.311.15.218.211.620.23.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.
Eastern Pre-Alpsno gap.0.013.38.842.97.759.58.175.010.849.14.8
small gap.0.020.010.321.46.313.55.618.89.818.23.7
medium gap.0.026.711.416.75.816.26.16.36.116.43.5
large gap.0.026.711.416.75.88.14.5.0.012.73.2
very large gap.0.013.38.82.42.42.72.7.0.03.61.8
total.0.0100.0.100.0.100.0.100.0.100.0.
Northwestern Alpsno gap.0.07.54.231.67.660.012.787.511.730.14.5
small gap.0.030.07.318.56.36.76.512.511.720.44.0
medium gap50.035.422.56.618.46.3.0.0.0.016.53.7
large gap50.035.435.07.626.37.226.711.4.0.028.14.4
very large gap.0.05.03.55.33.66.76.5.0.04.92.1
total100.0.100.0.100.0.100.0.100.0.100.0.
Central Alpsno gap.0.030.014.631.212.950.017.7100.0.46.18.2
small gap.0.030.014.622.911.7.0.0.0.016.26.1
medium gap.0.020.012.715.310.025.015.4.0.016.26.1
large gap.0.020.012.730.612.825.015.4.0.021.66.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
Northeastern Alpsno gap.0.018.311.731.810.038.110.6100.0.36.26.3
small gap.0.0.0.018.28.39.66.4.0.010.44.0
medium gap.0.018.111.727.39.54.84.7.0.015.54.8
large gap.0.054.515.118.28.333.310.3.0.029.36.0
very large gap.0.09.18.74.54.514.37.7.0.08.63.7
total.0.0100.0.100.0.100.0.100.0.100.0.
Southwestern Alpsno gap20.27.415.13.932.16.431.89.957.110.826.03.0
small gap26.68.127.94.822.65.827.39.523.89.325.93.0
medium gap39.98.933.75.124.55.99.16.114.37.627.83.1
large gap13.36.223.34.618.95.431.89.94.84.719.82.7
very large gap.0.0.0.01.91.9.0.0.0.00.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.
Southeastern Alpsno gap12.96.013.94.113.64.513.87.440.015.515.02.6
small gap35.58.623.65.016.94.922.78.920.012.723.23.0
medium gap16.16.616.74.437.36.331.89.920.012.724.73.1
large gap35.58.643.15.828.85.931.89.920.012.735.03.4
very large gap.0.02.81.93.42.4.0.0.0.02.11.0
total100.0.100.0.100.0.100.0.100.0.100.0.
Southern Alpsno gap11.17.417.95.736.35.150.07.570.34.844.72.9
small gap38.811.522.26.221.64.425.06.512.13.420.32.4
medium gap33.511.124.46.414.83.86.83.89.93.114.72.1
large gap16.68.833.37.026.24.718.25.87.72.819.62.4
very large gap.0.02.22.21.11.1.0.0.0.00.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.
Switzerlandno gap14.63.916.42.032.12.347.23.067.33.136.51.3
small gap31.75.124.82.421.32.020.72.414.62.321.51.1
medium gap30.45.123.22.321.92.012.42.010.42.018.81.1
large gap23.24.732.82.622.42.017.92.37.71.821.51.1
very large gap.0.02.80.92.40.71.80.8.0.01.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169192/155575

NFI3

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration %± %± %± %± %± %±
upper subalpineless than 1%......5.03.4..3.72.6
1-4%....100.0.27.57.115.310.025.96.0
5-9%......30.07.245.913.833.36.4
10-25%......30.07.231.212.929.76.2
26-50%......7.54.27.67.47.43.6
51-75%............
76-100%............
total....100.0.100.0.100.0.100.0.
lower subalpineless than 1%....19.08.67.82.2..7.81.9
1-4%49.135.3..19.08.620.03.210.75.818.92.7
5-9%....23.89.323.93.428.58.524.33.0
10-25%50.935.3..23.89.330.93.742.99.432.03.3
26-50%....4.84.615.52.910.75.813.52.4
51-75%....9.56.41.91.13.63.52.91.2
76-100%........3.63.50.50.5
total100.0...100.0.100.0.100.0.100.0.
upper montaneless than 1%21.411.0..2.72.79.22.35.03.48.21.8
1-4%21.411.0..13.55.618.43.125.06.918.92.5
5-9%....29.77.519.13.222.56.620.12.6
10-25%21.411.0..27.07.330.93.722.56.628.32.9
26-50%21.411.0..13.55.617.13.117.66.016.92.4
51-75%7.16.9..13.55.65.31.87.54.27.01.6
76-100%7.16.9........0.40.4
total100.0...100.0.100.0.100.0.100.0.
lower montaneless than 1%......4.03.9..2.02.0
1-4%33.315.7..35.712.819.27.7..26.16.2
5-9%22.213.9..7.16.911.56.3..12.04.6
10-25%33.315.7..21.411.034.59.3..29.96.5
26-50%11.110.5100.0.28.612.115.57.1..20.15.7
51-75%....7.16.911.56.3..7.93.8
76-100%......3.83.8..2.01.9
total100.0.100.0.100.0.100.0...100.0.
colline/submontaneless than 1%............
1-4%............
5-9%......24.721.5..16.415.0
10-25%....49.735.424.721.5..33.119.2
26-50%....50.335.450.625.0..50.520.4
51-75%............
76-100%............
total....100.0.100.0...100.0.
totalless than 1%12.06.5..6.72.97.71.42.51.77.01.1
1-4%27.99.0..20.04.619.92.118.54.320.01.7
5-9%8.05.4..22.74.821.72.128.35.022.21.8
10-25%28.09.0..25.35.031.02.430.95.130.01.9
26-50%16.07.3100.0.14.74.115.71.913.63.815.41.5
51-75%4.03.9..10.73.63.71.04.92.44.90.9
76-100%4.03.9....0.30.31.21.20.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169193/155576
NFI4b
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regionarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
Western Jurano gap.0.0.0.030.110.346.77.431.89.937.45.1
small gap.0.075.221.544.911.133.37.036.410.338.55.1
medium gap.0.024.821.55.04.911.14.713.67.311.03.3
large gap.0.0.0.020.08.98.94.218.28.213.23.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
Eastern Jurano gap.0.0.0.0.0.080.017.933.315.850.013.4
small gap.0.0.0.0.0.020.018.033.315.828.612.1
medium gap.0.0.0.0.0.0.0.033.315.821.411.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
Western Plateauno gap.0.0.0.0.0.029.217.425.021.725.312.7
small gap.0.0.0.0100.0.56.218.975.021.766.313.7
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.014.613.5.0.08.48.1
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
Central Plateauno gap.0.0.0.0.0.020.012.741.714.331.89.9
small gap.0.0.0.0.0.060.015.550.014.554.510.6
medium gap.0.0.0.0.0.0.0.08.38.04.54.5
large gap.0.0.0.0.0.020.012.7.0.09.16.1
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
Eastern Plateauno gap.0.0.0.0100.0.33.327.338.513.541.211.9
small gap.0.0.0.0.0.066.727.338.513.541.211.9
medium gap.0.0.0.0.0.0.0.015.410.011.87.8
large gap.0.0.0.0.0.0.0.07.77.45.95.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
Western Pre-Alpsno gap.0.09.36.319.56.642.918.828.817.219.44.7
small gap100.0.28.69.925.07.228.617.114.413.426.45.2
medium gap.0.038.210.633.47.914.313.343.218.833.45.6
large gap.0.023.99.322.16.914.313.313.712.720.74.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.
Central Pre-Alpsno gap.0.03.73.618.55.327.07.336.414.519.23.5
small gap.0.022.28.040.76.754.18.236.414.540.04.3
medium gap100.0.18.57.520.45.513.55.6.0.016.93.3
large gap.0.051.99.620.45.55.43.727.313.423.13.7
very large gap.0.03.73.6.0.0.0.0.0.00.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.
Eastern Pre-Alpsno gap.0.013.38.841.37.335.17.943.812.436.04.5
small gap.0.026.711.441.37.327.07.325.010.832.54.4
medium gap.0.020.010.38.74.218.96.418.89.814.93.3
large gap.0.040.012.76.53.618.96.412.58.315.83.4
very large gap.0.0.0.02.22.2.0.0.0.00.90.9
total.0.0100.0.100.0.100.0.100.0.100.0.
Northwestern Alpsno gap.0.013.65.220.06.350.012.562.517.124.64.1
small gap.0.025.06.537.57.731.311.625.015.330.04.4
medium gap50.035.422.76.315.05.76.36.1.0.016.43.5
large gap50.035.436.47.322.56.612.58.312.511.726.44.2
very large gap.0.02.32.35.03.5.0.0.0.02.71.6
total100.0.100.0.100.0.100.0.100.0.100.0.
Central Alpsno gap.0.020.012.733.712.337.517.257.118.835.17.6
small gap.0.030.014.619.910.312.511.714.313.320.06.3
medium gap.0.030.014.619.910.325.015.414.313.322.56.6
large gap.0.020.012.719.910.325.015.414.313.320.06.3
very large gap.0.0.0.06.66.4.0.0.0.02.52.5
total.0.0100.0.100.0.100.0.100.0.100.0.
Northeastern Alpsno gap.0.014.49.427.39.522.79.050.025.124.25.5
small gap.0.028.612.131.810.040.910.550.025.135.56.1
medium gap.0.014.29.44.54.513.67.3.0.09.73.8
large gap.0.035.612.836.410.318.28.3.0.027.45.7
very large gap.0.07.16.9.0.04.54.5.0.03.22.3
total.0.0100.0.100.0.100.0.100.0.100.0.
Southwestern Alpsno gap6.14.16.52.625.45.721.78.642.910.816.22.4
small gap26.47.625.04.532.26.147.810.438.110.630.63.0
medium gap35.28.225.04.518.65.14.34.39.56.421.42.7
large gap29.47.841.35.122.05.426.19.29.56.430.13.0
very large gap2.92.92.21.51.71.7.0.0.0.01.70.9
total100.0.100.0.100.0.100.0.100.0.100.0.
Southeastern Alpsno gap.0.07.63.017.74.621.78.640.015.512.52.3
small gap25.07.219.04.426.55.443.410.330.014.525.53.0
medium gap36.18.021.54.627.95.413.07.020.012.725.02.9
large gap38.98.146.85.625.05.321.98.610.09.534.33.2
very large gap.0.05.12.52.92.1.0.0.0.02.81.1
total100.0.100.0.100.0.100.0.100.0.100.0.
Southern Alpsno gap3.63.514.34.728.64.633.36.645.65.229.52.5
small gap32.18.828.56.031.74.747.17.039.25.135.72.7
medium gap28.58.523.25.614.33.53.92.78.72.913.81.9
large gap32.18.834.06.324.44.315.75.16.52.620.32.2
very large gap3.73.6.0.01.01.0.0.0.0.00.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.
Switzerlandno gap3.01.79.71.625.42.033.92.842.23.224.41.1
small gap27.54.425.22.333.32.240.72.936.53.132.91.2
medium gap34.34.723.52.217.81.810.21.812.02.117.91.0
large gap33.34.739.22.621.71.914.92.19.31.923.41.1
very large gap2.01.42.50.81.70.60.30.3.0.01.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169194/155577
NFI4b
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: biogeographical region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.06.14.1.0.03.63.53.01.7
small gap.0.0.0.025.021.726.47.625.07.232.18.827.44.4
medium gap.0.0.0.050.025.035.28.236.18.028.58.534.34.7
large gap.0.0.0.025.021.729.47.838.98.132.18.833.34.7
very large gap.0.0.0.0.0.02.92.9.0.03.73.62.01.4
total.0.0.0.0100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap.0.0.0.010.92.66.12.68.33.314.34.79.81.6
small gap75.121.6.0.025.03.625.64.819.44.728.56.025.22.3
medium gap24.921.6.0.024.23.523.24.722.24.923.25.623.42.2
large gap.0.0.0.037.14.042.75.545.85.934.06.339.22.6
very large gap.0.0.0.02.71.32.41.74.22.4.0.02.50.8
total100.0..0.0100.0.100.0.100.0.100.0.100.0.
upper montaneno gap28.69.933.319.326.12.923.55.913.45.129.24.525.52.0
small gap47.610.933.319.334.23.133.36.626.76.631.14.633.32.2
medium gap4.84.616.715.217.92.519.65.628.96.814.63.517.81.8
large gap19.08.616.715.220.12.621.65.826.76.624.24.221.71.9
very large gap.0.0.0.01.70.82.01.94.43.11.01.01.70.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap49.16.934.38.430.34.223.89.321.411.032.76.533.72.8
small gap32.16.453.28.838.54.442.910.835.712.848.16.940.82.9
medium gap9.44.0.0.015.63.34.84.721.411.03.82.710.21.8
large gap9.44.012.55.814.83.228.69.921.611.015.45.014.92.1
very large gap.0.0.0.00.80.8.0.0.0.0.0.00.30.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap40.08.934.17.447.07.038.911.525.021.745.65.242.33.2
small gap26.78.151.27.823.55.938.911.550.025.039.25.136.43.1
medium gap20.07.39.84.615.75.111.17.4.0.08.72.911.92.1
large gap13.36.24.93.413.84.811.17.425.021.76.52.69.31.9
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap40.74.734.25.324.71.815.12.59.42.229.62.524.41.1
small gap35.24.650.65.631.72.030.63.224.63.335.72.632.91.2
medium gap12.03.16.32.719.11.721.32.926.33.413.91.917.81.0
large gap12.03.18.93.222.91.831.13.236.83.720.22.223.51.1
very large gap.0.0.0.01.60.51.91.02.91.30.60.41.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169195/155578

NFI3

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpineless than 1%......0.371..0.371
1-4%....0.21001.9300.4712.427
5-9%......2.1291.1413.124
10-25%......2.1290.7502.825
26-50%......0.5580.21000.750
51-75%............
76-100%............
total....0.21006.9162.3289.414
lower subalpineless than 1%....0.7502.129..2.825
1-4%0.2100..0.7505.4180.5586.816
5-9%....0.9456.4161.4358.714
10-25%0.2100..0.9458.3142.12911.512
26-50%....0.21004.2200.5584.919
51-75%....0.4710.5580.21001.141
76-100%........0.21000.2100
total0.471..3.82226.985.01936.07
upper montaneless than 1%0.558..0.21002.4270.4713.522
1-4%0.558..0.9454.9191.8328.115
5-9%....2.0305.0181.6338.614
10-25%0.558..1.8328.2141.63312.112
26-50%0.558..0.9454.5201.2387.216
51-75%0.2100..0.9451.4350.5583.024
76-100%0.2100........0.2100
total2.627..6.61626.487.11642.66
lower montaneless than 1%......0.2100..0.2100
1-4%0.558..0.9450.945..2.328
5-9%0.471..0.21000.558..1.141
10-25%0.558..0.5581.633..2.626
26-50%0.21000.21000.7500.750..1.832
51-75%....0.21000.558..0.750
76-100%......0.2100..0.2100
total1.6330.21002.5274.520..8.914
colline/submontaneless than 1%............
1-4%............
5-9%......0.2100..0.2100
10-25%....0.21000.2100..0.471
26-50%....0.21000.471..0.558
51-75%............
76-100%............
total....0.4710.750..1.141
totalless than 1%0.558..0.9455.1180.4716.816
1-4%1.338..2.72613.0112.72619.69
5-9%0.471..3.02414.2114.12121.79
10-25%1.338..3.42320.394.42029.48
26-50%0.7500.21002.03010.2131.93015.111
51-75%0.2100..1.4352.4270.7504.819
76-100%0.2100....0.21000.21000.558
total4.6200.210013.41165.4514.31198.04

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169196/155579
NFI4b
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
AGno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.066.727.366.727.3
medium gap.0.0.0.0.0.0.0.033.327.333.327.3
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0100.0.100.0.
AIno gap.0.0.0.025.022.3.0.0.0.010.09.8
small gap.0.033.328.075.022.066.727.9.0.060.015.7
medium gap.0.0.0.0.0.033.328.0.0.010.09.8
large gap.0.066.727.9.0.0.0.0.0.020.013.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0..0.0100.0.
ARno gap.0.0.0.033.327.740.022.350.036.040.015.8
small gap.0.0.0.033.327.7.0.050.036.020.012.9
medium gap.0.0.0.033.327.740.022.3.0.030.014.8
large gap.0.0.0.0.0.020.018.2.0.010.09.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
BEno gap.0.013.24.618.94.433.36.139.98.923.92.8
small gap.0.020.95.638.65.446.76.433.38.635.43.2
medium gap66.727.224.55.916.24.16.73.210.05.515.52.4
large gap33.327.237.76.723.84.813.34.416.96.923.52.8
very large gap.0.03.82.62.51.7.0.0.0.01.80.9
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSno gap.0.0.0.0.0.075.021.842.918.854.515.1
small gap.0.0.0.0.0.025.021.8.0.09.18.7
medium gap.0.0.0.0.0.0.0.057.118.836.414.6
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
FRno gap.0.08.78.313.07.150.015.950.035.521.26.0
small gap100.0.18.311.726.19.230.014.550.035.527.76.5
medium gap.0.045.715.134.810.010.09.5.0.029.86.7
large gap.0.027.413.526.19.210.09.5.0.021.36.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total100.0.100.0.100.0.100.0.100.0.100.0.
GEno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
GLno gap.0.0.0.040.015.650.015.9.0.032.28.9
small gap.0.042.118.730.014.620.012.8100.0.31.98.9
medium gap.0.014.513.5.0.020.012.8.0.010.75.9
large gap.0.028.917.330.014.6.0.0.0.017.97.3
very large gap.0.014.513.5.0.010.09.6.0.07.24.9
total.0.0100.0.100.0.100.0.100.0.100.0.
GRno gap.0.07.82.817.93.920.07.338.911.513.22.0
small gap21.36.018.94.131.64.853.39.133.311.128.22.7
medium gap36.17.021.14.324.24.410.05.516.78.823.22.5
large gap40.47.247.85.324.24.416.86.811.17.432.92.8
very large gap2.22.24.42.22.11.5.0.0.0.02.50.9
total100.0.100.0.100.0.100.0.100.0.100.0.
JUno gap.0.0.0.033.327.425.010.927.313.526.78.1
small gap.0.0.0.066.727.368.811.636.414.656.79.0
medium gap.0.0.0.0.0.06.36.19.18.76.74.6
large gap.0.0.0.0.0.0.0.027.313.510.05.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
LUno gap.0.0.0.037.517.214.313.325.021.722.79.0
small gap.0.066.727.312.511.742.918.850.025.136.410.3
medium gap.0.033.327.325.015.428.617.125.021.727.39.5
large gap.0.0.0.025.015.414.313.3.0.013.67.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
NEno gap.0.0.0.0.0.062.517.2.0.035.712.9
small gap.0.0100.0.100.0.12.511.8.0.050.013.4
medium gap.0.0.0.0.0.012.511.8.0.07.16.9
large gap.0.0.0.0.0.012.511.8.0.07.16.9
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0..0.0100.0.
NWno gap.0.0.0.050.025.566.727.7.0.050.018.0
small gap.0.0100.0.50.025.533.327.8.0.050.018.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0..0.0100.0.
OWno gap.0.07.16.916.715.460.022.1.0.019.27.8
small gap.0.014.39.416.715.4.0.0100.0.15.47.1
medium gap.0.021.411.133.319.440.022.1.0.026.98.8
large gap.0.057.113.333.319.4.0.0.0.038.59.6
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
SGno gap.0.016.410.638.78.822.28.047.411.532.65.0
small gap.0.016.710.835.58.644.49.636.811.136.05.1
medium gap.0.025.112.66.54.411.16.115.88.412.43.5
large gap.0.041.814.319.47.122.28.0.0.019.14.2
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
SHno gap.0.0.0.0.0.0100.0..0.050.035.8
small gap.0.0.0.0.0.0.0.0100.0.50.035.8
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
SOno gap.0.0.0.0100.0.50.035.5100.0.83.315.3
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.050.035.5.0.016.715.3
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
SZno gap.0.014.313.341.010.550.015.966.727.340.57.6
small gap.0.028.617.227.39.510.09.5.0.021.46.4
medium gap.0.014.313.313.67.420.012.7.0.014.35.4
large gap.0.042.918.89.16.220.012.733.327.419.06.1
very large gap.0.0.0.09.16.2.0.0.0.04.83.3
total.0.0100.0.100.0.100.0.100.0.100.0.
TGno gap.0.0.0.0100.0.50.035.657.118.860.015.6
small gap.0.0.0.0.0.050.035.614.313.320.012.7
medium gap.0.0.0.0.0.0.0.014.313.310.09.5
large gap.0.0.0.0.0.0.0.014.313.310.09.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
TIno gap5.95.715.65.432.55.636.47.346.35.432.92.9
small gap47.112.131.16.926.85.340.97.439.45.335.33.0
medium gap23.510.324.46.414.14.14.53.18.33.013.02.1
large gap23.510.328.96.825.25.118.25.86.02.618.42.4
very large gap.0.0.0.01.41.4.0.0.0.00.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.
URno gap.0.022.213.931.014.828.617.250.025.130.38.5
small gap.0.033.315.829.614.514.313.325.021.826.58.1
medium gap.0.033.315.89.99.428.617.225.021.823.27.7
large gap.0.011.110.529.614.528.617.2.0.019.97.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
VDno gap.0.0.0.023.99.345.715.133.313.624.65.7
small gap.0.053.813.838.210.645.115.050.014.545.66.6
medium gap.0.015.410.023.99.3.0.08.38.014.14.6
large gap.0.030.812.814.07.59.18.78.38.015.74.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
VSno gap6.14.16.52.625.45.721.78.642.910.816.22.4
small gap26.47.625.04.532.26.147.810.438.110.630.63.0
medium gap35.28.225.04.518.65.14.34.39.56.421.42.7
large gap29.47.841.35.122.05.426.19.29.56.430.13.0
very large gap2.92.92.21.51.71.7.0.0.0.01.70.9
total100.0.100.0.100.0.100.0.100.0.100.0.
ZGno gap.0.0100.0..0.016.715.8.0.022.214.3
small gap.0.0.0.050.036.650.021.1.0.044.417.1
medium gap.0.0.0.050.036.6.0.0.0.011.110.8
large gap.0.0.0.0.0.033.319.9.0.022.214.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0..0.0100.0.
ZHno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0100.0..0.033.327.350.025.1
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.066.727.350.025.1
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0..0.0100.0.100.0.
Switzerlandno gap3.01.79.71.625.62.033.92.842.23.224.51.1
small gap27.64.425.22.333.22.240.92.936.53.132.91.2
medium gap34.24.723.42.217.81.810.11.712.02.117.81.0
large gap33.34.739.22.621.71.914.92.19.31.923.41.1
very large gap2.01.42.50.81.70.60.40.4.0.01.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169197/155580
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