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NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: forest
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
upper subalpinen/a......0.0...0.0.....4.32.1........0.0.0.0.........5.53.80.0...2.92.0....3.81.3
no gap......0.0...0.0.....8.32.8........0.0.100.0.........19.96.70.0...3.02.1....8.61.9
small gap......24.921.6..100.0.....15.33.6........100.0.0.0.........47.18.3100.0...29.05.5....26.83.0
medium gap......50.324.9..0.0.....27.54.5........0.0.0.0.........16.66.20.0...29.05.5....26.03.0
large gap......24.921.6..0.0.....43.65.0........0.0.0.0.........11.05.20.0...33.35.7....33.43.2
very large gap......0.0...0.0.....1.11.1........0.0.0.0.........0.0.0.0...2.92.0....1.50.8
total......100.0...100.0.....100.0.........100.0.100.0.........100.0.100.0...100.0.....100.0.
lower subalpinen/a..0.0...3.21.8..0.0...8.88.51.60.9..0.0.0.0.0.0.3.03.04.74.6....0.0...10.32.95.65.46.74.63.61.40.0...4.00.7
no gap..0.0...9.13.1..20.99.3..15.810.59.42.1..13.412.60.0.25.722.317.18.022.08.8....5.75.6..14.83.417.69.19.95.45.31.7100.0...10.71.2
small gap..36.729.3..25.34.6..15.38.2..45.714.125.43.1..59.917.8100.0.24.321.612.26.812.76.9....19.210.0..30.24.530.810.642.89.029.23.50.0...27.41.7
medium gap..0.0...26.44.6..25.49.8..8.88.517.12.7..13.412.60.0.24.321.630.89.822.28.8....18.29.6..23.04.125.49.824.17.924.23.30.0...21.91.5
large gap..63.329.3..32.65.0..38.511.2..13.99.143.33.6..0.0.0.0.25.722.336.810.138.410.0....49.512.8..21.74.020.69.316.56.834.03.60.0...33.41.8
very large gap..0.0...3.41.9..0.0...6.96.73.21.3..13.412.60.0.0.0.0.0.0.0.....7.47.1..0.0.0.0.0.0.3.61.40.0...2.50.6
total..100.0...100.0...100.0...100.0.100.0...100.0.100.0.100.0.100.0.100.0.....100.0...100.0.100.0.100.0.100.0.100.0...100.0.
upper montanen/a..0.0.0.0.2.11.2..0.0...14.77.95.51.60.0.7.16.90.0.0.0.0.0.6.83.3..0.0.3.33.20.0.3.41.511.17.42.32.30.90.90.0.0.0.3.70.6
no gap..42.323.033.219.622.23.4..18.56.4..31.19.918.72.835.616.737.213.511.911.352.520.612.99.025.45.7..50.035.735.98.2100.0.30.03.816.18.439.67.923.74.10.0.0.0.25.01.5
small gap..57.723.050.220.741.64.0..34.87.9..24.09.426.93.264.416.715.610.388.111.326.716.712.99.036.86.3..0.0.34.28.20.0.30.53.740.411.331.07.537.04.764.421.6100.0.33.81.6
medium gap..0.0.16.615.515.32.9..27.67.2..9.36.420.92.90.0.15.910.40.0.20.717.827.612.19.83.9..50.035.710.65.10.0.16.93.016.48.819.96.416.33.635.621.60.0.17.11.3
large gap..0.0.0.0.16.83.1..19.16.6..20.88.325.83.10.0.24.312.30.0.0.0.46.612.821.35.4..0.0.9.45.10.0.18.63.116.08.67.24.021.04.00.0.0.0.19.21.3
very large gap..0.0.0.0.2.01.1..0.0...0.0.2.21.10.0.0.0.0.0.0.0.0.0.0.0...0.0.6.74.60.0.0.60.60.0.0.0.1.11.00.0.0.0.1.30.4
total..100.0.100.0.100.0...100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montanen/a..0.0.0.0.0.0.0.0.0.0...5.55.45.63.10.0.8.58.26.86.70.0.0.0.7.03.40.0.0.0.9.26.30.0.2.01.40.0.0.0.2.52.514.313.70.0.2.80.7
no gap..0.0.41.618.732.04.456.216.949.914.0..35.311.828.36.034.68.516.510.752.313.462.822.058.618.325.45.9100.0.51.119.233.510.550.035.742.25.131.015.054.812.029.76.912.011.450.035.535.42.1
small gap..75.920.220.413.243.24.721.914.026.611.6..16.99.137.76.556.18.841.914.420.510.717.716.80.0.38.36.60.0.11.911.426.210.250.035.734.54.918.011.739.711.845.17.545.119.550.035.537.02.1
medium gap..24.120.227.617.313.53.221.914.07.27.0..24.010.614.44.79.35.116.810.913.69.10.0.41.418.312.74.50.0.37.019.39.76.60.0.7.62.818.411.30.0.2.52.50.0.0.0.11.91.4
large gap..0.0.10.49.911.22.90.0.9.18.6..12.78.510.34.00.0.16.210.56.86.719.517.40.0.16.65.10.0.0.0.21.39.50.0.13.63.532.615.25.45.320.26.128.617.30.0.12.31.4
very large gap..0.0.0.0.0.0.0.0.7.27.0..5.55.43.72.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.4
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontanen/a0.0.0.0.0.0.0.0.0.0.0.0...0.0.3.33.30.0.0.0.0.0.0.0.0.0.7.45.00.0.0.0.0.0.0.0.3.71.514.013.20.0.0.0.0.0.0.0.2.30.7
no gap55.116.758.034.433.327.943.97.244.215.466.825.6..0.0.42.08.930.010.324.715.20.0.56.329.644.621.934.28.40.0.54.520.749.724.542.215.347.34.042.018.737.39.936.87.90.0.40.022.142.52.4
small gap33.615.842.034.433.327.931.56.70.0.33.225.6..100.0.26.28.040.011.037.617.3100.0.0.0.37.521.336.38.8100.0.25.716.40.0.28.914.432.03.713.312.454.410.233.97.7100.0.16.115.132.72.3
medium gap11.310.70.0.0.0.10.24.455.815.40.0...0.0.10.25.69.96.612.411.70.0.0.0.0.0.15.76.50.0.0.0.25.122.211.010.47.02.030.718.04.34.27.74.20.0.0.0.9.71.4
large gap0.0.0.0.33.327.912.34.70.0.0.0...0.0.15.16.220.19.125.215.50.0.43.729.617.916.56.44.30.0.19.917.625.122.217.911.99.42.30.0.4.14.021.66.80.0.43.922.612.01.6
very large gap0.0.0.0.0.0.2.12.10.0.0.0...0.0.3.23.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.60.60.0.0.0.0.0.0.0.0.0.0.70.4
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.0.0.0.0.0.1.50.60.0.0.0...9.94.23.90.80.0.4.83.43.93.80.0.1.31.36.61.90.0.0.0.4.12.30.0.4.70.97.33.62.61.52.40.76.76.70.0.3.40.3
no gap55.116.722.511.237.612.424.52.149.911.627.15.2..27.56.216.01.533.26.124.46.833.510.448.612.424.96.126.83.450.036.152.313.229.95.446.413.733.72.022.45.533.34.514.81.711.27.138.717.524.90.8
small gap33.615.857.012.831.911.237.12.410.57.230.15.4..30.16.425.41.851.76.435.67.751.010.819.79.114.95.033.33.650.036.115.68.426.95.329.712.832.62.030.86.240.64.733.12.356.613.033.916.432.10.9
medium gap11.310.77.57.319.710.617.01.939.511.521.04.6..13.34.819.51.78.43.615.05.77.75.313.38.827.66.413.52.70.0.24.111.812.73.89.18.713.51.521.25.514.73.419.41.912.38.50.0.16.80.7
large gap0.0.12.99.010.77.318.21.90.0.20.54.6..15.84.932.71.96.83.317.66.13.93.818.59.431.26.319.83.10.0.8.07.721.84.814.810.015.11.518.25.38.82.728.22.213.39.027.416.321.40.8
very large gap0.0.0.0.0.0.1.70.60.0.1.31.3..3.42.42.60.70.0.2.52.40.0.0.0.0.0.0.0.0.0.0.0.4.62.60.0.0.30.20.0.0.0.2.20.70.0.0.0.1.40.2
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875733/342065
NFI4
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: protection forest perimeter SilvaProtect: access. forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap..0.0.48.535.33.32.37.63.34.33.05.51.7
small gap..49.520.451.535.328.55.716.84.634.77.026.93.3
medium gap..33.819.30.0.31.75.928.95.626.06.529.03.4
large gap..16.715.30.0.34.96.046.76.232.86.937.63.6
very large gap..0.0.0.0.1.61.60.0.2.22.11.10.8
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap0.0.12.42.614.74.55.01.77.62.112.83.39.61.2
small gap74.322.127.63.527.35.729.83.626.63.529.04.528.41.8
medium gap25.722.126.73.520.95.225.83.519.43.124.64.323.81.7
large gap0.0.30.83.633.76.035.63.843.14.032.64.735.41.9
very large gap0.0.2.51.23.32.33.81.53.31.51.01.02.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap39.37.523.62.829.23.823.94.215.43.329.83.325.61.5
small gap35.27.339.93.339.34.137.44.725.93.932.73.435.51.7
medium gap13.65.219.12.612.92.816.53.726.03.917.52.818.11.3
large gap11.95.016.12.517.23.221.24.029.44.119.42.919.41.4
very large gap0.0.1.30.81.41.01.11.13.41.70.50.51.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap41.24.336.04.728.94.330.57.024.76.842.84.935.82.1
small gap39.54.340.34.835.44.646.37.635.57.637.44.838.72.1
medium gap13.13.012.43.214.83.42.62.620.36.47.02.611.81.4
large gap6.12.110.43.020.03.920.76.214.35.412.93.312.91.5
very large gap0.0.1.00.90.90.90.0.5.23.60.0.0.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap39.44.544.78.139.57.535.07.949.313.548.24.043.32.5
small gap39.64.523.86.931.37.034.97.915.19.934.23.833.82.3
medium gap10.12.810.44.919.96.37.94.415.19.97.72.110.11.5
large gap10.12.821.16.69.24.422.26.913.48.99.42.312.01.6
very large gap0.90.90.0.0.0.0.0.7.26.90.60.60.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap39.62.924.11.927.92.415.01.813.21.732.31.925.20.8
small gap39.42.835.22.135.22.533.72.325.32.233.51.933.50.9
medium gap12.21.919.51.715.61.920.32.022.92.114.81.517.70.7
large gap8.51.619.71.719.92.129.02.335.52.418.71.622.10.8
very large gap0.40.41.50.51.40.62.00.73.10.90.70.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875734/342066
NFI4
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: protection forest perimeter SilvaProtect: access. forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap..0.0.48.535.33.62.55.12.93.13.04.51.7
small gap..39.821.951.535.331.76.217.45.040.68.728.83.7
medium gap..40.321.90.0.35.26.429.46.024.97.630.73.7
large gap..19.917.90.0.29.56.048.16.628.48.035.43.9
very large gap..0.0.0.0.0.0.0.0.3.13.00.60.6
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap0.0.11.72.616.04.94.71.76.42.18.53.18.61.2
small gap74.322.128.93.626.45.829.83.726.63.831.25.229.01.9
medium gap25.722.125.23.520.85.426.23.619.23.325.74.923.71.8
large gap0.0.31.63.733.26.235.93.944.04.233.35.335.82.0
very large gap0.0.2.61.33.62.53.41.53.81.71.31.33.00.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap40.37.623.42.928.84.024.64.414.23.330.93.625.61.6
small gap33.67.339.83.341.54.338.04.925.84.132.53.635.81.7
medium gap13.95.319.32.712.52.916.53.826.94.215.22.817.71.4
large gap12.25.116.22.515.73.219.74.129.54.320.83.119.31.4
very large gap0.0.1.30.81.51.11.11.13.71.80.60.61.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap41.24.334.14.729.44.531.37.222.06.946.65.436.02.2
small gap39.54.341.54.936.14.744.87.736.68.137.05.239.02.2
medium gap13.13.012.73.315.53.62.72.622.57.16.02.612.11.5
large gap6.12.110.73.118.03.821.26.313.15.510.43.312.01.5
very large gap0.0.1.01.01.01.00.0.5.84.00.0.0.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap39.74.544.78.140.67.633.17.953.114.049.14.143.82.5
small gap40.04.523.86.932.27.235.98.016.210.534.63.934.42.4
medium gap9.32.710.44.920.56.48.14.516.210.57.32.19.91.5
large gap10.12.821.16.66.73.722.97.114.59.58.42.211.51.6
very large gap0.90.90.0.0.0.0.0.0.0.0.60.60.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap39.92.923.61.928.42.515.21.811.91.734.02.125.40.9
small gap39.32.935.72.136.12.634.42.425.52.334.22.134.21.0
medium gap11.91.919.21.715.82.020.82.123.52.213.41.517.50.8
large gap8.51.620.01.718.22.128.02.335.82.517.61.721.40.8
very large gap0.40.41.50.51.50.71.60.73.21.00.80.41.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875735/342067
NFI4
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: protection forest perimeter SilvaProtect: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap..0.0.48.535.33.22.28.83.415.35.08.72.0
small gap..56.518.851.535.330.75.716.04.432.06.427.13.2
medium gap..29.117.20.0.30.75.729.15.522.55.727.63.2
large gap..14.413.30.0.33.85.946.16.128.46.235.53.4
very large gap..0.0.0.0.1.51.50.0.1.91.81.00.7
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap0.0.12.42.614.94.45.01.78.02.114.83.310.21.2
small gap74.322.127.63.527.95.430.33.627.23.530.24.328.91.8
medium gap25.722.126.73.519.04.825.63.518.93.122.63.923.11.6
large gap0.0.30.83.635.25.835.33.842.63.931.64.435.11.8
very large gap0.0.2.51.23.02.13.81.53.21.40.90.92.80.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap39.37.523.62.829.03.823.94.216.53.328.93.325.51.5
small gap35.27.339.93.339.84.137.44.725.83.933.33.435.61.7
medium gap13.65.219.12.612.82.816.53.725.23.817.52.718.01.3
large gap11.95.016.12.517.13.221.24.029.24.019.82.819.61.4
very large gap0.0.1.30.81.41.01.11.13.31.60.50.51.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap41.24.336.04.728.94.330.57.024.76.843.04.935.92.1
small gap39.54.340.34.835.44.646.37.635.57.637.94.838.82.1
medium gap13.13.012.43.214.83.42.62.620.36.46.72.511.81.4
large gap6.12.110.43.020.03.920.76.214.35.412.43.212.81.5
very large gap0.0.1.00.90.90.90.0.5.23.60.0.0.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap39.44.544.78.139.57.535.07.949.313.548.53.943.52.4
small gap39.64.523.86.931.37.034.97.915.19.933.83.733.72.3
medium gap10.12.810.44.919.96.37.94.415.19.97.42.110.01.5
large gap10.12.821.16.69.24.422.26.913.48.99.72.312.11.6
very large gap0.90.90.0.0.0.0.0.7.26.90.60.60.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap39.62.924.11.927.62.314.91.813.81.732.91.925.40.8
small gap39.42.835.32.135.32.534.22.325.32.133.51.933.60.9
medium gap12.21.919.51.715.31.920.12.022.52.114.31.417.40.7
large gap8.51.619.61.720.42.128.82.235.32.318.61.522.10.8
very large gap0.40.41.50.51.40.62.00.73.00.90.60.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875736/342068
NFI4
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: protection forest perimeter SilvaProtect: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap..0.0.48.535.33.12.27.43.29.74.16.71.8
small gap..49.520.451.535.328.85.617.84.736.56.728.03.2
medium gap..33.819.30.0.30.35.729.55.623.05.827.93.2
large gap..16.715.30.0.34.85.945.36.129.06.335.93.5
very large gap..0.0.0.0.3.02.10.0.1.91.91.60.9
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap0.0.12.42.616.74.65.61.89.22.313.43.310.51.2
small gap74.322.127.43.526.75.429.83.626.43.530.14.528.41.7
medium gap25.722.126.53.420.85.025.33.418.83.123.84.223.31.6
large gap0.0.31.23.632.75.735.53.842.43.931.74.635.11.9
very large gap0.0.2.51.23.12.13.81.53.21.41.01.02.80.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap39.37.523.22.829.33.823.94.216.93.329.73.325.71.5
small gap35.27.339.33.239.24.137.44.725.43.832.63.435.21.6
medium gap13.65.219.32.612.62.816.53.724.83.817.42.818.01.3
large gap11.95.016.82.517.53.221.24.029.64.019.82.919.91.4
very large gap0.0.1.30.71.30.91.11.13.21.60.50.51.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap41.74.336.04.728.34.330.57.024.76.843.44.935.92.1
small gap39.24.340.34.834.84.546.37.635.57.637.04.838.42.1
medium gap13.03.012.43.216.33.52.62.620.36.46.92.512.11.4
large gap6.12.110.43.019.63.820.76.214.35.412.73.312.81.5
very large gap0.0.1.00.90.90.90.0.5.23.60.0.0.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap39.04.547.67.939.57.536.87.946.012.948.04.043.52.4
small gap40.14.522.66.631.37.033.97.714.09.234.13.733.62.3
medium gap10.02.79.84.719.96.37.74.214.09.27.52.19.91.5
large gap10.02.720.06.39.24.421.66.819.210.09.82.312.21.6
very large gap0.90.90.0.0.0.0.0.6.76.40.60.60.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap39.72.824.21.828.02.315.21.814.21.732.61.925.40.8
small gap39.52.834.82.034.72.533.62.325.12.133.71.933.40.9
medium gap12.11.919.51.716.01.919.92.022.42.014.51.417.50.7
large gap8.41.620.01.719.92.129.02.235.32.318.61.622.20.8
very large gap0.40.41.50.51.40.62.20.73.00.90.60.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875737/342069
NFI4
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: protection forest perimeter SilvaProtect: accessible forest (including shrub forest)
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap..0.0.48.535.33.12.18.63.316.04.98.92.0
small gap..56.518.851.535.329.85.617.04.535.06.328.03.2
medium gap..29.117.20.0.29.85.629.75.520.95.427.03.1
large gap..14.413.30.0.34.35.844.76.026.45.834.63.3
very large gap..0.0.0.0.3.02.10.0.1.71.71.50.8
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap0.0.12.92.617.24.55.51.810.12.314.43.211.11.2
small gap74.322.127.33.526.75.330.33.626.83.431.14.328.71.7
medium gap25.722.126.33.419.64.725.13.418.23.022.93.922.81.6
large gap0.0.31.03.633.75.635.33.741.73.830.84.334.71.8
very large gap0.0.2.51.22.92.03.71.53.11.40.90.92.70.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap39.37.523.22.829.33.823.94.218.73.428.83.325.71.5
small gap35.27.339.33.239.24.137.44.725.43.833.13.435.21.6
medium gap13.65.219.32.612.62.816.53.724.03.717.42.717.91.3
large gap11.95.016.82.517.53.221.24.028.73.920.22.919.91.4
very large gap0.0.1.30.71.30.91.11.13.11.50.50.51.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap41.74.336.04.728.34.330.57.024.76.843.64.836.02.1
small gap39.24.340.34.834.84.546.37.635.57.637.54.738.52.1
medium gap13.03.012.43.216.33.52.62.620.36.46.72.412.01.4
large gap6.12.110.43.019.63.820.76.214.35.412.23.212.71.4
very large gap0.0.1.00.90.90.90.0.5.23.60.0.0.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap39.04.547.67.939.57.536.87.946.012.948.33.943.72.4
small gap40.14.522.66.631.37.033.97.714.09.233.83.733.52.3
medium gap10.02.79.84.719.96.37.74.214.09.27.32.09.81.5
large gap10.02.720.06.39.24.421.66.819.210.010.12.312.31.6
very large gap0.90.90.0.0.0.0.0.6.76.40.60.60.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap39.72.824.31.827.92.315.21.815.21.732.81.825.70.8
small gap39.52.834.92.034.62.533.92.325.12.133.81.933.40.9
medium gap12.11.919.41.715.81.919.82.022.02.014.21.417.30.7
large gap8.41.619.91.720.22.128.92.234.82.318.61.522.10.8
very large gap0.40.41.50.51.30.62.20.72.90.80.60.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875738/342070
NFI4
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: protection forest perimeter SilvaProtect: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpinen/a..0.0.0.0.2.92.02.92.16.73.33.91.3
no gap..0.0.48.535.33.02.18.43.313.74.58.21.9
small gap..56.518.851.535.329.45.516.74.432.26.127.03.1
medium gap..29.117.20.0.29.45.527.85.320.25.226.03.1
large gap..14.413.30.0.33.85.744.15.925.55.733.93.3
very large gap..0.0.0.0.1.51.50.0.1.71.71.00.7
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpinen/a0.0.3.51.44.12.33.01.31.81.07.92.43.80.7
no gap0.0.12.02.516.54.45.41.88.42.213.43.010.31.1
small gap74.322.126.63.425.65.129.63.526.53.428.14.027.71.7
medium gap25.722.125.73.418.84.524.53.318.53.021.23.622.21.6
large gap0.0.29.73.532.35.433.83.741.63.828.64.033.41.8
very large gap0.0.2.41.22.81.93.71.53.11.40.80.82.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montanen/a0.0.1.80.96.52.00.90.94.81.84.01.43.40.6
no gap39.37.522.92.827.63.623.74.115.43.127.83.224.61.5
small gap35.27.338.83.237.03.937.04.724.93.731.93.334.31.6
medium gap13.65.219.02.611.92.616.33.623.63.616.82.617.41.3
large gap11.95.016.12.415.93.021.04.028.23.819.02.719.01.3
very large gap0.0.1.30.71.30.91.11.03.11.50.50.51.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montanen/a0.80.71.01.07.22.40.0.5.03.41.81.32.60.7
no gap40.94.335.64.726.34.030.57.023.46.542.84.835.02.0
small gap39.24.339.94.832.34.346.37.633.77.436.94.737.52.1
medium gap13.03.012.33.215.13.32.62.619.36.26.52.411.71.4
large gap6.12.110.32.918.23.620.76.213.65.212.03.112.41.4
very large gap0.0.0.90.90.80.80.0.5.03.40.0.0.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontanen/a0.0.0.0.7.44.10.0.0.0.4.01.52.40.7
no gap39.04.547.67.936.67.135.07.949.313.546.43.842.62.4
small gap40.14.522.66.629.06.634.97.915.19.932.43.632.82.3
medium gap10.02.79.84.718.55.97.94.415.19.97.02.09.61.4
large gap10.02.720.06.38.64.122.26.913.48.99.72.211.81.6
very large gap0.90.90.0.0.0.0.0.7.26.90.50.50.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.30.32.00.66.31.21.90.73.20.84.60.83.20.3
no gap39.32.823.81.826.22.214.71.713.51.631.31.824.70.8
small gap39.52.834.42.032.52.333.62.324.72.132.21.832.50.9
medium gap12.11.919.11.714.91.819.61.921.62.013.61.316.90.7
large gap8.41.619.31.718.82.028.32.234.12.317.71.521.30.8
very large gap0.40.41.40.51.30.62.00.72.90.80.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875739/342071
NFI4
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: protection forest perimeter SilvaProtect: forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpinen/a..0.0.0.0.2.92.02.92.06.53.23.81.3
no gap..0.0.48.535.33.02.18.33.315.04.68.51.9
small gap..56.518.851.535.329.05.516.54.432.76.027.03.1
medium gap..29.117.20.0.29.05.528.85.319.55.126.03.0
large gap..14.413.30.0.33.35.743.45.924.65.533.33.3
very large gap..0.0.0.0.2.92.00.0.1.61.61.40.8
total..100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpinen/a0.0.3.51.44.12.33.61.41.71.08.62.54.00.7
no gap0.0.12.52.516.54.45.31.79.92.313.23.010.71.2
small gap74.322.126.33.425.65.129.23.526.43.428.44.027.61.7
medium gap25.722.125.43.318.84.524.23.317.92.920.93.621.91.5
large gap0.0.29.93.532.35.434.03.641.03.828.14.033.31.8
very large gap0.0.2.41.22.81.93.61.43.11.30.80.82.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montanen/a2.22.21.80.96.42.00.90.95.41.93.91.43.60.6
no gap38.47.322.82.827.43.623.74.117.73.227.73.124.81.5
small gap34.47.238.63.236.73.937.04.724.13.631.83.334.01.6
medium gap13.35.118.92.611.82.616.33.622.73.516.72.617.21.3
large gap11.64.916.52.416.43.021.04.027.23.719.42.819.21.3
very large gap0.0.1.30.71.30.91.11.03.01.50.50.51.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montanen/a0.70.71.01.07.22.42.52.57.34.11.81.33.00.7
no gap41.44.335.64.726.34.029.76.922.96.442.84.834.92.0
small gap38.94.339.94.832.34.345.17.532.97.236.94.737.32.1
medium gap12.92.912.33.215.13.32.52.518.86.06.52.411.71.4
large gap6.02.110.32.918.23.620.26.113.35.112.03.112.31.4
very large gap0.0.0.90.90.80.80.0.4.83.30.0.0.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontanen/a0.0.0.0.7.44.10.0.0.0.4.01.52.40.7
no gap39.04.547.67.936.67.136.87.946.012.946.43.842.62.4
small gap40.14.522.66.629.06.633.97.714.09.232.43.632.72.3
medium gap10.02.79.84.718.55.97.74.214.09.27.02.09.61.4
large gap10.02.720.06.38.64.121.66.819.210.09.72.212.01.6
very large gap0.90.90.0.0.0.0.0.6.76.40.50.50.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.70.52.00.66.31.22.40.73.60.94.70.83.40.3
no gap39.42.823.81.826.22.214.81.714.61.731.21.824.80.8
small gap39.22.834.22.032.52.333.12.324.22.032.21.832.30.9
medium gap12.01.919.01.714.81.819.41.921.21.913.51.316.80.7
large gap8.41.619.61.719.02.028.22.233.52.217.71.521.30.8
very large gap0.40.41.40.51.30.62.20.72.80.80.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875740/342072
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: access. forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
upper subalpineno gap............0.0...0.0.0.0.100.0.3.62.55.12.93.13.04.51.7
small gap............48.635.3..32.426.9100.0.0.0.31.76.217.45.040.68.728.83.7
medium gap............51.435.3..35.227.90.0.0.0.35.26.429.46.024.97.630.73.7
large gap............0.0...32.426.90.0.0.0.29.56.048.16.628.48.035.43.9
very large gap............0.0...0.0.0.0.0.0.0.0.0.0.3.13.00.60.6
total............100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap0.0.........16.06.17.83.812.06.611.73.914.99.819.48.84.71.76.42.18.53.18.51.2
small gap74.322.1........28.77.528.06.419.77.929.55.635.112.827.910.729.83.726.63.831.25.228.91.9
medium gap25.722.1........28.27.424.36.116.77.625.25.335.112.817.89.426.23.619.23.325.74.923.91.8
large gap0.0.........27.27.536.06.847.010.130.75.614.99.830.010.635.93.944.04.233.35.335.82.0
very large gap0.0.........0.0.3.92.74.64.52.92.00.0.4.94.83.41.53.81.71.31.32.90.7
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap42.08.0..0.0.0.0.100.0.24.55.423.44.530.95.622.45.327.19.526.37.324.64.414.23.330.93.625.61.6
small gap31.87.6..100.0.49.035.30.0.32.76.142.95.249.46.144.56.340.710.629.47.538.04.925.84.132.53.636.11.7
medium gap15.45.8..0.0.0.0.0.0.26.05.515.63.710.43.715.44.518.98.612.85.516.53.826.94.215.22.817.51.4
large gap10.85.1..0.0.51.035.30.0.16.85.016.83.97.63.314.34.48.86.031.57.419.74.129.54.320.83.119.21.4
very large gap0.0...0.0.0.0.0.0.0.0.1.31.31.71.73.42.34.44.30.0.1.11.13.71.80.60.61.50.5
total100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap41.55.460.315.530.314.733.311.150.020.550.213.623.15.135.76.560.410.630.412.819.46.631.37.222.06.946.65.436.12.1
small gap36.25.219.912.760.215.650.411.850.020.525.311.250.76.136.96.522.49.031.512.438.18.444.87.736.68.137.05.239.22.2
medium gap17.64.119.912.70.0.0.0.0.0.7.27.014.94.414.54.88.15.514.49.316.76.32.72.622.57.16.02.612.01.5
large gap4.62.30.0.9.59.116.38.60.0.10.19.411.33.813.04.69.26.323.711.823.17.021.26.313.15.510.43.311.91.4
very large gap0.0.0.0.0.0.0.0.0.0.7.27.00.0.0.0.0.0.0.0.2.72.70.0.5.84.00.0.0.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap33.37.848.312.537.213.443.99.237.49.927.413.940.611.735.49.169.814.855.717.038.321.833.17.953.114.049.14.143.62.5
small gap41.58.219.19.862.813.441.79.238.010.017.711.728.610.835.19.019.412.510.09.561.721.835.98.016.210.534.63.934.42.4
medium gap11.05.226.711.40.0.3.43.38.45.744.116.20.0.19.27.70.0.34.316.30.0.8.14.516.210.57.32.110.11.5
large gap14.25.96.05.80.0.6.94.716.27.510.810.230.710.610.35.710.810.20.0.0.0.22.97.114.59.58.42.211.41.6
very large gap0.0.0.0.0.0.4.14.00.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.60.60.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap38.83.852.99.832.99.638.26.941.88.924.93.921.42.730.53.525.33.429.16.023.84.315.21.811.91.734.02.125.40.9
small gap37.33.819.47.863.29.945.27.239.38.829.34.241.23.338.93.733.63.733.56.233.24.934.42.425.52.334.22.134.31.0
medium gap15.92.924.18.60.0.2.02.06.54.526.14.016.12.414.02.718.03.023.85.614.43.720.82.123.52.213.41.517.50.8
large gap8.12.23.73.63.83.812.24.712.45.918.93.620.02.615.32.720.63.212.04.326.74.428.02.335.82.517.61.721.40.8
very large gap0.0.0.0.0.0.2.42.40.0.0.80.81.30.71.30.92.51.21.61.61.91.31.60.73.21.00.80.41.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875741/342073
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: access. forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
upper subalpineno gap..........0.0.0.0...0.0.0.0.100.0.3.32.37.63.34.33.05.41.7
small gap..........100.0.48.635.3..32.426.9100.0.0.0.28.55.716.84.634.77.026.83.3
medium gap..........0.0.51.435.3..35.227.90.0.0.0.31.75.928.95.626.06.529.13.4
large gap..........0.0.0.0...32.426.90.0.0.0.34.96.046.76.232.86.937.63.6
very large gap..........0.0.0.0...0.0.0.0.0.0.1.61.60.0.2.22.11.10.8
total..........100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap0.0.........15.66.09.44.012.06.612.43.913.99.216.47.65.01.77.62.112.83.39.51.2
small gap74.322.1........27.97.327.06.219.77.927.85.332.712.231.110.029.83.626.63.529.04.528.31.8
medium gap25.722.1........30.17.525.36.116.77.626.75.332.812.119.28.725.83.519.43.124.64.324.01.7
large gap0.0.........26.47.334.66.647.010.130.35.420.610.729.39.535.63.843.14.032.64.735.41.9
very large gap0.0.........0.0.3.72.64.64.52.71.90.0.4.14.13.81.53.31.51.01.02.80.7
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap40.97.9..0.0.0.0.100.0.24.85.323.24.434.05.523.05.222.88.225.07.023.94.215.43.329.83.325.61.5
small gap33.67.6..100.0.49.035.30.0.32.55.943.45.246.55.843.96.234.29.430.57.437.44.725.93.932.73.435.71.7
medium gap15.05.7..0.0.0.0.0.0.26.85.515.53.79.53.414.74.324.18.512.25.316.53.726.03.917.52.818.01.3
large gap10.55.0..0.0.51.035.30.0.16.04.716.73.88.53.315.34.415.27.132.27.221.24.029.44.119.42.919.41.4
very large gap0.0...0.0.0.0.0.0.0.0.1.31.31.51.53.22.23.73.70.0.1.11.13.41.70.50.51.40.4
total100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap41.55.460.315.530.314.733.311.150.020.550.213.625.25.236.76.462.110.224.710.818.96.530.57.024.76.842.84.935.92.1
small gap36.25.219.912.760.215.650.411.850.020.525.311.249.46.036.36.421.48.731.611.237.18.246.37.635.57.637.44.838.92.1
medium gap17.64.119.912.70.0.0.0.0.0.7.27.014.54.314.24.77.75.211.77.616.26.22.62.620.36.47.02.611.71.4
large gap4.62.30.0.9.59.116.38.60.0.10.19.411.03.712.84.58.86.132.011.625.17.120.76.214.35.412.93.312.81.4
very large gap0.0.0.0.0.0.0.0.0.0.7.27.00.0.0.0.0.0.0.0.2.72.60.0.5.23.60.0.0.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap32.47.748.312.537.213.443.99.237.49.927.413.940.611.735.49.169.814.850.016.338.321.835.07.949.313.548.24.043.22.5
small gap40.48.119.19.862.813.441.79.238.010.017.711.728.610.835.19.019.412.59.08.661.721.834.97.915.19.934.23.833.92.3
medium gap13.55.626.711.40.0.3.43.38.45.744.116.20.0.19.27.70.0.30.815.10.0.7.94.415.19.97.72.110.31.5
large gap13.85.76.05.80.0.6.94.716.27.510.810.230.710.610.35.710.810.210.29.90.0.22.26.913.48.99.42.311.91.6
very large gap0.0.0.0.0.0.4.14.00.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.7.26.90.60.60.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap38.33.852.99.832.99.638.26.941.88.924.63.822.22.832.13.525.93.325.25.322.34.115.01.813.21.732.31.925.10.8
small gap37.53.819.47.863.29.945.27.239.38.829.64.140.83.237.93.632.63.630.45.633.84.733.72.325.32.233.51.933.60.9
medium gap16.32.924.18.60.0.2.02.06.54.526.94.016.22.413.42.618.43.023.65.214.53.520.32.022.92.114.81.517.70.8
large gap8.02.13.73.63.83.812.24.712.45.918.13.519.62.515.32.720.83.119.44.927.64.329.02.335.52.418.71.622.10.8
very large gap0.0.0.0.0.0.2.42.40.0.0.80.81.30.71.20.92.41.21.41.41.81.32.00.73.10.90.70.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875742/342074
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
upper subalpineno gap..........0.0.0.0...0.0.0.0.100.0.3.12.27.43.29.74.16.71.8
small gap..........100.0.48.635.3..32.426.9100.0.0.0.28.85.617.84.736.56.727.93.2
medium gap..........0.0.51.435.3..35.227.90.0.0.0.30.35.729.55.623.05.827.93.2
large gap..........0.0.0.0...32.426.90.0.0.0.34.85.945.36.129.06.335.93.5
very large gap..........0.0.0.0...0.0.0.0.0.0.3.02.10.0.1.91.91.60.9
total..........100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap0.0.........15.66.09.24.011.56.312.43.912.38.223.98.75.61.89.22.313.43.310.41.2
small gap74.322.1........27.97.326.46.118.87.627.85.334.911.628.39.329.83.626.43.530.14.528.31.8
medium gap25.722.1........30.17.524.86.016.07.326.75.334.711.617.48.025.33.418.83.123.84.223.51.7
large gap0.0.........26.47.335.96.649.39.930.35.418.29.626.78.835.53.842.43.931.74.635.11.9
very large gap0.0.........0.0.3.62.54.44.32.71.90.0.3.73.73.81.53.21.41.01.02.70.6
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap40.97.9..0.0.0.0.100.0.24.85.322.74.434.05.522.65.223.87.925.07.023.94.216.93.329.73.325.71.5
small gap33.67.6..100.0.49.035.30.0.32.55.942.65.146.55.843.26.134.28.930.57.437.44.725.43.832.63.435.41.7
medium gap15.05.7..0.0.0.0.0.0.26.85.515.23.69.53.416.04.521.67.812.25.316.53.724.83.817.42.817.81.3
large gap10.55.0..0.0.51.035.30.0.16.04.718.33.98.53.315.04.417.07.032.27.221.24.029.64.019.82.919.81.4
very large gap0.0...0.0.0.0.0.0.0.0.1.21.21.51.53.22.23.33.30.0.1.11.13.21.60.50.51.40.4
total100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap42.25.360.315.530.314.733.311.150.020.550.213.625.25.236.76.462.110.224.710.818.06.230.57.024.76.843.44.936.02.1
small gap35.85.219.912.760.215.650.411.850.020.525.311.249.46.036.36.421.48.731.611.235.28.046.37.635.57.637.04.838.62.1
medium gap17.44.119.912.70.0.0.0.0.0.7.27.014.54.314.24.77.75.211.77.620.46.62.62.620.36.46.92.512.01.4
large gap4.62.20.0.9.59.116.38.60.0.10.19.411.03.712.84.58.86.132.011.623.96.820.76.214.35.412.73.312.71.4
very large gap0.0.0.0.0.0.0.0.0.0.7.27.00.0.0.0.0.0.0.0.2.52.50.0.5.23.60.0.0.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap32.47.748.312.537.213.442.49.037.49.927.413.944.011.535.49.172.813.750.016.338.321.836.87.946.012.948.04.043.42.4
small gap40.48.119.19.862.813.443.79.138.010.017.711.727.010.335.19.017.511.59.08.661.721.833.97.714.09.234.13.733.72.3
medium gap13.55.626.711.40.0.3.33.28.45.744.116.20.0.19.27.70.0.30.815.10.0.7.74.214.09.27.52.110.11.5
large gap13.85.76.05.80.0.6.74.616.27.510.810.229.010.110.35.79.79.210.29.90.0.21.66.819.210.09.82.312.11.6
very large gap0.0.0.0.0.0.3.93.80.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.6.76.40.60.60.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap38.63.852.99.832.99.637.46.841.88.924.63.822.32.731.93.426.23.324.85.123.64.115.21.814.21.732.61.925.40.8
small gap37.33.819.47.863.29.946.37.139.38.829.64.140.13.237.73.632.23.631.15.432.54.633.62.325.12.133.71.933.40.9
medium gap16.22.924.18.60.0.2.02.06.54.526.94.015.92.413.32.618.73.023.45.015.63.619.92.022.42.014.51.417.50.7
large gap8.02.13.73.63.83.811.94.612.45.918.13.520.42.515.82.720.63.119.44.726.64.229.02.235.32.318.61.622.10.8
very large gap0.0.0.0.0.0.2.42.30.0.0.80.81.20.71.20.82.31.11.31.31.71.22.20.73.00.90.60.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875743/342075
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
upper subalpineno gap..........0.0.0.0...0.0.0.0.100.0.3.22.28.83.415.35.08.72.0
small gap..........100.0.48.635.3..32.426.9100.0.0.0.30.75.716.04.432.06.427.13.2
medium gap..........0.0.51.435.3..35.227.90.0.0.0.30.75.729.15.522.55.727.63.2
large gap..........0.0.0.0...32.426.90.0.0.0.33.85.946.16.128.46.235.63.4
very large gap..........0.0.0.0...0.0.0.0.0.0.1.51.50.0.1.91.81.00.7
total..........100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap0.0.........15.66.09.44.011.56.312.43.915.68.316.47.65.01.78.02.114.83.310.11.2
small gap74.322.1........27.97.327.06.218.87.627.85.334.510.731.110.030.33.627.23.530.24.328.81.8
medium gap25.722.1........30.17.525.36.116.07.326.75.324.39.619.28.725.63.518.93.122.63.923.21.6
large gap0.0.........26.47.334.66.649.39.930.35.425.59.929.39.535.33.842.63.931.64.435.11.8
very large gap0.0.........0.0.3.72.64.44.32.71.90.0.4.14.13.81.53.21.40.90.92.70.6
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap40.97.9..0.0.0.0.100.0.24.85.323.24.434.05.523.05.221.97.925.07.023.94.216.53.328.93.325.51.5
small gap33.67.6..100.0.49.035.30.0.32.55.943.45.246.55.843.96.236.79.330.57.437.44.725.83.933.33.435.81.7
medium gap15.05.7..0.0.0.0.0.0.26.85.515.53.79.53.414.74.323.28.312.25.316.53.725.23.817.52.717.81.3
large gap10.55.0..0.0.51.035.30.0.16.04.716.73.88.53.315.34.414.66.832.27.221.24.029.24.019.82.819.51.4
very large gap0.0...0.0.0.0.0.0.0.0.1.31.31.51.53.22.23.63.50.0.1.11.13.31.60.50.51.40.4
total100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap41.55.460.315.530.314.733.311.150.020.550.213.625.25.236.76.462.110.224.710.818.96.530.57.024.76.843.04.936.02.1
small gap36.25.219.912.760.215.650.411.850.020.525.311.249.46.036.36.421.48.731.611.237.18.246.37.635.57.637.94.839.02.1
medium gap17.64.119.912.70.0.0.0.0.0.7.27.014.54.314.24.77.75.211.77.616.26.22.62.620.36.46.72.511.61.4
large gap4.62.30.0.9.59.116.38.60.0.10.19.411.03.712.84.58.86.132.011.625.17.120.76.214.35.412.43.212.71.4
very large gap0.0.0.0.0.0.0.0.0.0.7.27.00.0.0.0.0.0.0.0.2.72.60.0.5.23.60.0.0.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap32.47.748.312.537.213.443.99.237.49.927.413.940.611.735.49.169.814.850.016.338.321.835.07.949.313.548.53.943.42.4
small gap40.48.119.19.862.813.441.79.238.010.017.711.728.610.835.19.019.412.59.08.661.721.834.97.915.19.933.83.733.72.3
medium gap13.55.626.711.40.0.3.43.38.45.744.116.20.0.19.27.70.0.30.815.10.0.7.94.415.19.97.42.110.21.5
large gap13.85.76.05.80.0.6.94.716.27.510.810.230.710.610.35.710.810.210.29.90.0.22.26.913.48.99.72.312.01.6
very large gap0.0.0.0.0.0.4.14.00.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.7.26.90.60.60.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap38.33.852.99.832.99.638.26.941.88.924.43.822.22.831.93.425.93.324.55.022.34.114.91.813.81.732.91.925.30.8
small gap37.53.819.47.863.29.945.27.239.38.830.24.140.83.237.73.632.63.632.05.433.84.734.22.325.32.133.51.933.70.9
medium gap16.32.924.18.60.0.2.02.06.54.526.74.016.22.413.32.618.43.021.74.914.53.520.12.022.52.114.31.417.50.7
large gap8.02.13.73.63.83.812.24.712.45.917.93.519.62.515.82.720.83.120.54.727.64.328.82.235.32.318.61.522.00.8
very large gap0.0.0.0.0.0.2.42.40.0.0.80.81.30.71.20.82.41.21.31.31.81.32.00.73.00.90.60.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875744/342076
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: accessible forest (including shrub forest)
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
upper subalpineno gap..........0.0.0.0...0.0.0.0.100.0.3.12.18.63.316.04.98.82.0
small gap..........100.0.48.635.3..32.426.9100.0.0.0.29.85.617.04.535.06.328.03.2
medium gap..........0.0.51.435.3..35.227.90.0.0.0.29.85.629.75.520.95.427.03.1
large gap..........0.0.0.0...32.426.90.0.0.0.34.35.844.76.026.45.834.63.3
very large gap..........0.0.0.0...0.0.0.0.0.0.3.02.10.0.1.71.71.50.8
total..........100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap0.0.........15.66.011.04.311.56.312.43.914.97.923.98.75.51.810.12.314.43.211.01.2
small gap74.322.1........27.97.325.96.018.87.627.85.333.010.328.39.330.33.626.83.431.14.328.71.7
medium gap25.722.1........30.17.524.45.916.07.326.75.327.89.817.48.025.13.418.23.022.93.922.91.6
large gap0.0.........26.47.335.26.549.39.930.35.424.49.526.78.835.33.741.73.830.84.334.71.8
very large gap0.0.........0.0.3.62.54.44.32.71.90.0.3.73.73.71.53.11.40.90.92.70.6
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap40.97.9..0.0.0.0.100.0.24.85.322.74.434.05.522.65.223.87.925.07.023.94.218.73.428.83.325.71.5
small gap33.67.6..100.0.49.035.30.0.32.55.942.65.146.55.843.26.134.28.930.57.437.44.725.43.833.13.435.41.6
medium gap15.05.7..0.0.0.0.0.0.26.85.515.23.69.53.416.04.521.67.812.25.316.53.724.03.717.42.717.71.3
large gap10.55.0..0.0.51.035.30.0.16.04.718.33.98.53.315.04.417.07.032.27.221.24.028.73.920.22.919.81.4
very large gap0.0...0.0.0.0.0.0.0.0.1.21.21.51.53.22.23.33.30.0.1.11.13.11.50.50.51.40.4
total100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap42.25.360.315.530.314.733.311.150.020.550.213.625.25.236.76.462.110.224.710.818.06.230.57.024.76.843.64.836.12.1
small gap35.85.219.912.760.215.650.411.850.020.525.311.249.46.036.36.421.48.731.611.235.28.046.37.635.57.637.54.738.72.1
medium gap17.44.119.912.70.0.0.0.0.0.7.27.014.54.314.24.77.75.211.77.620.46.62.62.620.36.46.72.411.91.4
large gap4.62.20.0.9.59.116.38.60.0.10.19.411.03.712.84.58.86.132.011.623.96.820.76.214.35.412.23.212.61.4
very large gap0.0.0.0.0.0.0.0.0.0.7.27.00.0.0.0.0.0.0.0.2.52.50.0.5.23.60.0.0.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap32.47.748.312.537.213.442.49.037.49.927.413.944.011.535.49.172.813.750.016.338.321.836.87.946.012.948.33.943.62.4
small gap40.48.119.19.862.813.443.79.138.010.017.711.727.010.335.19.017.511.59.08.661.721.833.97.714.09.233.83.733.52.3
medium gap13.55.626.711.40.0.3.33.28.45.744.116.20.0.19.27.70.0.30.815.10.0.7.74.214.09.27.32.010.01.5
large gap13.85.76.05.80.0.6.74.616.27.510.810.229.010.110.35.79.79.210.29.90.0.21.66.819.210.010.12.312.21.6
very large gap0.0.0.0.0.0.3.93.80.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.6.76.40.60.60.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap38.63.852.99.832.99.637.46.841.88.924.43.822.62.731.93.426.23.324.85.023.64.115.21.815.21.732.81.825.60.8
small gap37.33.819.47.863.29.946.37.139.38.830.24.139.93.237.73.632.23.630.85.332.54.633.92.325.12.133.81.933.50.9
medium gap16.22.924.18.60.0.2.02.06.54.526.74.015.92.413.32.618.73.022.14.815.63.619.82.022.02.014.21.417.30.7
large gap8.02.13.73.63.83.811.94.612.45.917.93.520.32.515.82.720.63.121.04.726.64.228.92.234.82.318.61.522.00.8
very large gap0.0.0.0.0.0.2.42.30.0.0.80.81.20.71.20.82.31.11.21.21.71.22.20.72.90.80.60.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875745/342077
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
upper subalpinen/a..........0.0.0.0...0.0.0.0.0.0.2.92.02.92.16.73.33.91.3
no gap..........0.0.0.0...0.0.0.0.100.0.3.02.18.43.313.74.58.21.9
small gap..........100.0.48.635.3..32.426.9100.0.0.0.29.45.516.74.432.26.127.03.1
medium gap..........0.0.51.435.3..35.227.90.0.0.0.29.45.527.85.320.25.226.03.1
large gap..........0.0.0.0...32.426.90.0.0.0.33.85.744.15.925.55.734.03.3
very large gap..........0.0.0.0...0.0.0.0.0.0.1.51.50.0.1.71.71.00.7
total..........100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpinen/a0.0.........5.23.73.72.60.0.2.51.84.84.69.56.33.01.31.81.07.92.43.90.7
no gap0.0.........14.85.79.13.911.56.312.13.814.27.621.68.05.41.88.42.213.43.010.21.1
small gap74.322.1........26.47.026.06.018.87.627.15.231.410.025.68.629.63.526.53.428.14.027.61.7
medium gap25.722.1........28.67.224.45.916.07.326.05.226.59.415.87.424.53.318.53.021.23.622.31.6
large gap0.0.........25.17.033.36.449.39.929.55.323.29.124.18.133.83.741.63.828.64.033.41.8
very large gap0.0.........0.0.3.62.54.44.32.71.80.0.3.43.43.71.53.11.40.80.82.60.6
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montanen/a0.0...0.0.0.0.0.0.0.0.3.21.83.72.11.31.310.05.510.55.00.90.94.81.84.01.43.50.6
no gap40.97.9..0.0.0.0.100.0.24.85.322.24.332.75.422.35.122.27.422.46.423.74.115.43.127.83.224.61.5
small gap33.67.6..100.0.49.035.30.0.32.55.941.75.044.85.742.66.131.98.427.36.937.04.724.93.731.93.334.51.6
medium gap15.05.7..0.0.0.0.0.0.26.85.514.83.69.13.315.84.420.17.311.04.716.33.623.63.616.82.617.21.3
large gap10.55.0..0.0.51.035.30.0.16.04.716.93.88.23.214.84.312.76.028.86.621.04.028.23.819.02.718.91.3
very large gap0.0...0.0.0.0.0.0.0.0.1.21.21.51.53.12.23.13.10.0.1.11.03.11.50.50.51.30.4
total100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montanen/a1.11.10.0.0.0.0.0.0.0.0.0.1.41.45.53.10.0.11.17.57.64.20.0.5.03.41.81.32.60.7
no gap41.15.360.315.530.314.733.311.150.020.550.213.624.85.134.76.262.110.222.09.816.65.730.57.023.46.542.84.835.02.0
small gap35.85.219.912.760.215.650.411.850.020.525.311.248.66.034.36.121.48.728.110.232.57.546.37.633.77.436.94.737.72.1
medium gap17.44.119.912.70.0.0.0.0.0.7.27.014.34.213.54.57.75.210.46.818.96.12.62.619.36.26.52.411.61.4
large gap4.62.20.0.9.59.116.38.60.0.10.19.410.93.712.14.38.86.128.410.622.06.420.76.213.65.212.03.112.31.4
very large gap0.0.0.0.0.0.0.0.0.0.7.27.00.0.0.0.0.0.0.0.2.32.30.0.5.03.40.0.0.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontanen/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.9.39.131.318.10.0.0.0.4.01.52.30.7
no gap32.47.748.312.537.213.442.49.037.49.927.413.944.011.535.49.172.813.745.415.526.316.235.07.949.313.546.43.842.52.4
small gap40.48.119.19.862.813.443.79.138.010.017.711.727.010.335.19.017.511.58.27.842.419.034.97.915.19.932.43.632.92.3
medium gap13.55.626.711.40.0.3.33.28.45.744.116.20.0.19.27.70.0.27.914.00.0.7.94.415.19.97.02.09.81.5
large gap13.85.76.05.80.0.6.74.616.27.510.810.229.010.110.35.79.79.29.39.10.0.22.26.913.48.99.72.211.71.5
very large gap0.0.0.0.0.0.3.93.80.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.7.26.90.50.50.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.60.60.0.0.0.0.0.0.0.1.71.22.41.03.21.31.50.98.73.210.32.91.90.73.20.84.60.83.30.3
no gap38.13.852.99.832.99.637.46.841.88.924.03.722.02.730.93.425.83.223.04.721.13.714.71.713.51.631.31.824.60.8
small gap37.33.819.47.863.29.946.37.139.38.829.74.039.43.236.53.531.73.528.55.029.24.233.62.324.72.132.21.832.60.9
medium gap16.22.924.18.60.0.2.02.06.54.526.33.915.72.312.92.518.42.920.54.514.03.219.61.921.62.013.61.316.90.7
large gap8.02.13.73.63.83.811.94.612.45.917.63.419.32.515.32.620.23.018.34.323.83.828.32.234.12.317.71.521.30.8
very large gap0.0.0.0.0.0.2.42.30.0.0.70.71.20.71.20.82.31.11.11.11.51.12.00.72.90.80.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875746/342078
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: forest
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
upper subalpinen/a..........0.0.0.0...0.0.0.0.0.0.2.92.02.92.06.53.23.81.3
no gap..........0.0.0.0...0.0.0.0.100.0.3.02.18.33.315.04.68.51.9
small gap..........100.0.48.635.3..32.426.9100.0.0.0.29.05.516.54.432.76.027.03.1
medium gap..........0.0.51.435.3..35.227.90.0.0.0.29.05.528.85.319.55.126.03.0
large gap..........0.0.0.0...32.426.90.0.0.0.33.35.743.45.924.65.533.33.3
very large gap..........0.0.0.0...0.0.0.0.0.0.2.92.00.0.1.61.61.40.8
total..........100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpinen/a0.0.........5.23.73.52.50.0.2.51.84.84.69.56.33.61.41.71.08.62.54.10.8
no gap0.0.........14.85.710.64.111.56.312.13.814.27.621.68.05.31.79.92.313.23.010.61.2
small gap74.322.1........26.47.025.05.818.87.627.15.231.410.025.68.629.23.526.43.428.44.027.51.7
medium gap25.722.1........28.67.223.55.716.07.326.05.226.59.415.87.424.23.317.92.920.93.622.01.6
large gap0.0.........25.17.033.96.349.39.929.55.323.29.124.18.134.03.641.03.828.14.033.31.8
very large gap0.0.........0.0.3.42.44.44.32.71.80.0.3.43.43.61.43.11.30.80.82.50.6
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montanen/a0.0...0.0.32.927.10.0.0.0.3.11.83.72.11.31.39.75.310.55.00.90.95.41.93.91.43.70.6
no gap40.97.9..0.0.0.0.100.0.24.85.322.04.232.75.422.35.121.57.222.46.423.74.117.73.227.73.124.81.5
small gap33.67.6..100.0.32.927.10.0.32.55.941.25.044.85.742.66.130.98.227.36.937.04.724.13.631.83.334.11.6
medium gap15.05.7..0.0.0.0.0.0.26.85.514.73.59.13.315.84.419.57.211.04.716.33.622.73.516.72.617.11.3
large gap10.55.0..0.0.34.227.50.0.16.04.717.83.88.23.214.84.315.36.428.86.621.04.027.23.719.42.819.01.3
very large gap0.0...0.0.0.0.0.0.0.0.1.21.21.51.53.12.23.03.00.0.1.11.03.01.50.50.51.30.4
total100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montanen/a1.11.10.0.0.0.0.0.0.0.0.0.1.41.45.53.10.0.11.17.57.64.22.52.57.34.11.81.33.00.7
no gap41.75.360.315.530.314.733.311.150.020.550.213.624.85.134.76.262.110.222.09.816.65.729.76.922.96.442.84.835.02.0
small gap35.45.119.912.760.215.650.411.850.020.525.311.248.66.034.36.121.48.728.110.232.57.545.17.532.97.236.94.737.52.1
medium gap17.24.119.912.70.0.0.0.0.0.7.27.014.34.213.54.57.75.210.46.818.96.12.52.518.86.06.52.411.51.4
large gap4.52.20.0.9.59.116.38.60.0.10.19.410.93.712.14.38.86.128.410.622.06.420.26.113.35.112.03.112.21.4
very large gap0.0.0.0.0.0.0.0.0.0.7.27.00.0.0.0.0.0.0.0.2.32.30.0.4.83.30.0.0.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontanen/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.9.39.131.318.10.0.0.0.4.01.52.30.7
no gap32.47.748.312.537.213.442.49.037.49.927.413.944.011.535.49.172.813.745.415.526.316.236.87.946.012.946.43.842.62.4
small gap40.48.119.19.862.813.443.79.138.010.017.711.727.010.335.19.017.511.58.27.842.419.033.97.714.09.232.43.632.82.3
medium gap13.55.626.711.40.0.3.33.28.45.744.116.20.0.19.27.70.0.27.914.00.0.7.74.214.09.27.02.09.81.5
large gap13.85.76.05.80.0.6.74.616.27.510.810.229.010.110.35.79.79.29.39.10.0.21.66.819.210.09.72.211.91.6
very large gap0.0.0.0.0.0.3.93.80.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.6.76.40.50.50.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.60.60.0.0.0.1.91.90.0.1.71.22.41.03.21.31.50.98.63.110.32.92.40.73.60.94.70.83.40.3
no gap38.43.852.99.832.99.636.76.741.88.924.03.722.12.730.93.425.83.222.74.621.13.714.81.714.61.731.21.824.70.8
small gap37.03.719.47.863.29.945.47.039.38.829.74.039.03.136.53.531.73.528.24.929.24.233.12.324.22.032.21.832.30.9
medium gap16.12.824.18.60.0.1.91.96.54.526.33.915.52.312.92.518.42.920.24.514.03.219.41.921.21.913.51.316.70.7
large gap7.92.13.73.63.83.811.74.512.45.917.63.419.82.515.32.620.23.019.24.323.83.828.22.233.52.217.71.521.30.8
very large gap0.0.0.0.0.0.2.32.30.0.0.70.71.20.71.20.82.31.11.11.11.51.12.20.72.80.80.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875747/342079
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: access. forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpineno gap....0.0.5.12.03.13.04.61.7
small gap....50.435.425.14.040.68.728.63.7
medium gap....49.635.431.94.324.97.630.73.7
large gap....0.0.37.94.528.48.035.43.9
very large gap....0.0.0.0.3.13.00.60.6
total....100.0.100.0.100.0.100.0.
lower subalpineno gap0.0...11.63.07.71.38.53.18.51.1
small gap74.622.0..26.54.228.62.331.25.228.91.9
medium gap25.422.0..23.44.023.42.125.74.923.71.8
large gap0.0...35.74.537.02.433.35.336.02.0
very large gap0.0...2.71.63.40.91.31.32.90.7
total100.0...100.0.100.0.100.0.100.0.
upper montaneno gap42.08.024.121.126.02.921.02.230.93.625.71.6
small gap31.77.651.625.041.93.333.82.632.53.635.91.7
medium gap15.65.90.0.17.32.519.72.215.22.817.71.4
large gap10.75.124.321.213.92.323.02.320.83.119.31.4
very large gap0.0.0.0.1.00.72.50.90.60.61.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap43.55.135.68.230.74.030.33.846.65.436.02.1
small gap34.54.953.08.642.94.336.74.037.05.239.22.2
medium gap17.83.90.0.13.93.012.72.76.02.612.01.5
large gap4.22.011.45.411.72.818.23.210.43.312.01.4
very large gap0.0.0.0.0.70.72.11.20.0.0.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap38.26.740.66.035.76.444.95.849.14.143.72.5
small gap34.86.644.16.130.06.129.05.334.63.934.52.4
medium gap15.45.04.62.616.35.010.93.67.32.19.81.5
large gap11.64.59.03.518.15.215.24.28.42.211.51.6
very large gap0.0.1.61.60.0.0.0.0.60.60.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap40.83.638.34.825.21.917.21.234.02.125.40.9
small gap34.93.547.34.937.72.131.01.434.22.134.21.0
medium gap16.92.72.91.717.61.720.81.213.41.517.40.8
large gap7.51.910.43.018.21.728.61.417.61.721.50.8
very large gap0.0.1.01.01.20.52.30.50.80.41.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875748/342080
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: access. forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpineno gap....0.0.6.12.14.33.05.51.7
small gap....66.227.423.23.734.77.026.83.3
medium gap....33.827.430.04.026.06.529.13.4
large gap....0.0.40.04.332.86.937.53.6
very large gap....0.0.0.80.82.22.11.10.8
total....100.0.100.0.100.0.100.0.
lower subalpineno gap0.0...12.23.18.21.312.83.39.61.2
small gap74.622.0..25.84.128.42.229.04.528.31.8
medium gap25.422.0..24.64.023.42.024.64.323.81.7
large gap0.0...34.74.536.82.332.64.735.51.9
very large gap0.0...2.71.53.30.91.01.02.80.7
total100.0...100.0.100.0.100.0.100.0.
upper montaneno gap40.87.924.121.127.02.920.82.129.83.325.61.5
small gap33.57.651.625.041.33.233.22.532.73.435.51.7
medium gap15.25.70.0.17.02.519.62.117.52.818.11.3
large gap10.44.924.321.213.72.324.12.319.42.919.51.4
very large gap0.0.0.0.0.90.72.30.80.50.51.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap43.55.135.68.232.24.030.23.642.84.935.82.1
small gap34.54.953.08.641.94.236.33.837.44.838.82.1
medium gap17.83.90.0.13.62.911.92.67.02.611.71.4
large gap4.22.011.45.411.52.719.63.212.93.312.81.5
very large gap0.0.0.0.0.70.72.01.10.0.0.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap37.56.640.66.035.76.444.55.748.24.043.22.4
small gap34.16.544.16.130.06.127.95.234.23.834.02.3
medium gap17.05.24.62.616.35.010.43.57.72.110.11.5
large gap11.44.49.03.518.15.215.94.29.42.312.01.6
very large gap0.0.1.61.60.0.1.31.30.60.60.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap40.33.638.34.826.11.917.21.132.31.925.10.8
small gap35.13.547.34.937.22.130.31.333.51.933.50.9
medium gap17.22.72.91.717.71.620.61.214.81.517.70.7
large gap7.41.910.43.017.81.629.51.318.71.622.20.8
very large gap0.0.1.01.01.10.52.40.50.70.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875749/342081
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpineno gap....0.0.5.82.09.74.16.81.8
small gap....66.227.423.83.636.56.727.83.2
medium gap....33.827.429.73.923.05.828.03.2
large gap....0.0.39.24.229.06.335.93.5
very large gap....0.0.1.51.01.91.91.60.9
total....100.0.100.0.100.0.100.0.
lower subalpineno gap0.0...12.03.09.31.413.43.310.41.2
small gap74.622.0..25.34.028.32.130.14.528.41.7
medium gap25.422.0..24.23.922.92.023.84.223.31.6
large gap0.0...35.94.436.22.331.74.635.21.9
very large gap0.0...2.61.53.20.81.01.02.70.6
total100.0...100.0.100.0.100.0.100.0.
upper montaneno gap40.87.924.121.126.82.921.32.129.73.325.71.5
small gap33.57.651.625.040.93.232.92.432.63.435.21.6
medium gap15.25.70.0.16.82.419.32.117.42.817.91.3
large gap10.44.924.321.214.52.324.32.219.82.919.91.4
very large gap0.0.0.0.0.90.62.20.80.50.51.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap44.15.135.68.232.24.029.83.643.44.936.02.1
small gap34.14.853.08.641.94.235.93.837.04.838.52.1
medium gap17.73.90.0.13.62.913.02.66.92.512.01.4
large gap4.12.011.45.411.52.719.43.112.73.312.71.4
very large gap0.0.0.0.0.70.72.01.10.0.0.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap37.56.640.06.036.86.445.35.648.04.043.32.4
small gap34.16.544.96.129.56.026.85.034.13.733.82.3
medium gap17.05.24.52.516.04.910.03.47.52.19.91.5
large gap11.44.48.93.517.85.116.64.29.82.312.31.6
very large gap0.0.1.61.60.0.1.31.30.60.60.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap40.63.538.04.726.11.917.81.132.61.925.40.8
small gap34.93.447.84.936.92.130.11.333.71.933.40.9
medium gap17.12.72.91.617.51.620.41.214.51.417.50.7
large gap7.41.910.33.018.41.629.31.318.61.622.20.8
very large gap0.0.1.01.01.10.52.40.40.60.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875750/342082
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpineno gap....0.0.6.62.115.35.08.82.0
small gap....74.422.023.83.632.06.427.13.2
medium gap....25.622.029.73.922.55.727.73.2
large gap....0.0.39.24.228.46.235.53.4
very large gap....0.0.0.70.71.91.81.00.7
total....100.0.100.0.100.0.100.0.
lower subalpineno gap0.0...12.13.08.51.314.83.310.11.2
small gap74.622.0..25.64.028.92.230.24.328.81.7
medium gap25.422.0..24.44.022.82.022.63.923.11.6
large gap0.0...35.34.536.62.331.64.435.31.8
very large gap0.0...2.61.53.20.80.90.92.70.6
total100.0...100.0.100.0.100.0.100.0.
upper montaneno gap40.87.924.121.127.02.921.02.128.93.325.51.5
small gap33.57.651.625.041.33.233.32.533.33.435.61.7
medium gap15.25.70.0.17.02.519.32.117.52.718.01.3
large gap10.44.924.321.213.72.324.12.219.82.819.61.4
very large gap0.0.0.0.0.90.72.20.80.50.51.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap43.55.135.68.232.24.030.23.643.04.935.92.1
small gap34.54.953.08.641.94.236.33.837.94.838.92.1
medium gap17.83.90.0.13.62.911.92.66.72.511.61.4
large gap4.22.011.45.411.52.719.63.212.43.212.71.4
very large gap0.0.0.0.0.70.72.01.10.0.0.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap37.56.640.66.035.76.444.55.748.53.943.42.4
small gap34.16.544.16.130.06.127.95.233.83.733.82.3
medium gap17.05.24.62.616.35.010.43.57.42.110.01.5
large gap11.44.49.03.518.15.215.94.29.72.312.11.6
very large gap0.0.1.61.60.0.1.31.30.60.60.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap40.33.638.34.826.11.917.41.132.91.925.30.8
small gap35.13.547.34.937.32.130.61.333.51.933.70.9
medium gap17.22.72.91.717.61.620.31.214.31.417.40.7
large gap7.41.910.43.018.01.629.41.318.61.522.10.8
very large gap0.0.1.01.01.10.52.30.40.60.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875751/342083
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: accessible forest (including shrub forest)
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpineno gap....0.0.6.42.116.04.98.92.0
small gap....74.422.023.83.635.06.327.93.1
medium gap....25.622.029.53.820.95.427.13.1
large gap....0.0.38.84.126.45.834.63.3
very large gap....0.0.1.41.01.71.71.50.8
total....100.0.100.0.100.0.100.0.
lower subalpineno gap0.0...12.73.19.81.414.43.211.01.2
small gap74.622.0..25.14.028.62.131.14.328.71.7
medium gap25.422.0..23.93.922.42.022.93.922.81.6
large gap0.0...35.64.436.12.330.84.334.91.8
very large gap0.0...2.61.53.10.80.90.92.60.6
total100.0...100.0.100.0.100.0.100.0.
upper montaneno gap40.87.924.121.126.82.921.82.128.83.325.71.5
small gap33.57.651.625.040.93.232.82.433.13.435.21.6
medium gap15.25.70.0.16.82.419.12.017.42.717.81.3
large gap10.44.924.321.214.52.324.02.220.22.919.91.4
very large gap0.0.0.0.0.90.62.20.80.50.51.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap44.15.135.68.232.24.029.83.643.64.836.02.1
small gap34.14.853.08.641.94.235.93.837.54.738.62.1
medium gap17.73.90.0.13.62.913.02.66.72.411.91.4
large gap4.12.011.45.411.52.719.43.112.23.212.71.4
very large gap0.0.0.0.0.70.72.01.10.0.0.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap37.56.640.06.036.86.445.35.648.33.943.52.4
small gap34.16.544.96.129.56.026.85.033.83.733.62.3
medium gap17.05.24.52.516.04.910.03.47.32.09.81.5
large gap11.44.48.93.517.85.116.64.210.12.312.31.6
very large gap0.0.1.61.60.0.1.31.30.60.60.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap40.63.538.04.726.21.918.11.132.81.825.60.8
small gap34.93.447.84.936.92.030.21.333.81.933.50.9
medium gap17.12.72.91.617.41.620.21.214.21.417.30.7
large gap7.41.910.33.018.41.629.21.318.61.522.10.8
very large gap0.0.1.01.01.10.42.40.40.60.31.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875752/342084
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpinen/a....0.0.2.81.46.73.33.81.3
no gap....0.0.6.32.013.74.58.21.9
small gap....74.422.023.53.532.26.127.03.1
medium gap....25.622.028.43.820.25.226.13.1
large gap....0.0.38.34.125.55.733.93.3
very large gap....0.0.0.70.71.71.71.00.7
total....100.0.100.0.100.0.100.0.
lower subalpinen/a0.0...3.31.62.80.87.92.43.80.7
no gap0.0...11.73.09.01.313.43.010.21.1
small gap74.622.0..24.73.927.92.128.14.027.71.7
medium gap25.422.0..23.63.822.11.921.23.622.21.6
large gap0.0...34.24.335.12.228.64.033.61.8
very large gap0.0...2.61.53.10.80.80.82.60.6
total100.0...100.0.100.0.100.0.100.0.
upper montanen/a0.0.0.0.2.61.14.11.04.01.43.50.6
no gap40.87.924.121.126.22.820.22.027.83.224.61.5
small gap33.57.651.625.040.13.231.92.431.93.334.31.6
medium gap15.25.70.0.16.52.418.62.016.82.617.31.3
large gap10.44.924.321.213.82.223.12.219.02.719.01.3
very large gap0.0.0.0.0.90.62.10.70.50.51.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montanen/a1.01.00.0.3.01.54.31.61.81.32.60.7
no gap43.15.135.68.231.33.928.63.542.84.835.02.0
small gap34.14.853.08.640.74.134.33.736.94.737.72.1
medium gap17.73.90.0.13.22.812.42.56.52.411.61.4
large gap4.12.011.45.411.12.618.63.012.03.112.31.4
very large gap0.0.0.0.0.70.71.91.10.0.0.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontanen/a0.0.0.0.0.0.3.72.14.01.52.30.7
no gap37.56.640.06.036.86.443.55.646.43.842.52.4
small gap34.16.544.96.129.56.026.55.032.43.633.02.3
medium gap17.05.24.52.516.04.99.93.37.02.09.61.4
large gap11.44.48.93.517.85.115.14.09.72.211.91.6
very large gap0.0.1.61.60.0.1.31.30.50.50.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.50.50.0.2.60.73.50.54.60.83.20.3
no gap40.13.538.04.725.51.817.01.131.31.824.60.8
small gap34.93.447.84.936.22.029.41.332.21.832.50.9
medium gap17.12.72.91.617.11.619.61.113.61.316.90.7
large gap7.41.910.33.017.61.628.21.317.71.521.40.8
very large gap0.0.1.01.01.10.42.20.40.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875753/342085
NFI4
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpinen/a....0.0.2.81.46.53.23.81.3
no gap....0.0.6.22.015.04.68.61.9
small gap....74.422.023.23.532.76.026.93.1
medium gap....25.622.028.73.719.55.126.03.0
large gap....0.0.37.84.024.65.533.33.2
very large gap....0.0.1.41.01.61.61.40.8
total....100.0.100.0.100.0.100.0.
lower subalpinen/a0.0...3.21.63.00.88.62.54.00.7
no gap0.0...12.33.09.51.413.23.010.61.1
small gap74.622.0..24.33.927.72.128.44.027.51.7
medium gap25.422.0..23.23.821.81.920.93.621.91.5
large gap0.0...34.44.335.02.228.14.033.51.8
very large gap0.0...2.51.43.00.80.80.82.50.6
total100.0...100.0.100.0.100.0.100.0.
upper montanen/a0.0.20.017.92.61.04.31.03.91.43.70.6
no gap40.87.919.317.426.12.820.92.127.73.124.81.5
small gap33.57.641.322.139.93.231.42.331.83.333.91.6
medium gap15.25.70.0.16.42.418.32.016.72.617.21.3
large gap10.44.919.417.514.22.323.02.119.42.819.21.3
very large gap0.0.0.0.0.90.62.10.70.50.51.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montanen/a1.01.00.0.3.01.55.51.81.81.33.00.7
no gap43.65.035.68.231.33.928.23.542.84.835.02.0
small gap33.84.853.08.640.74.133.93.636.94.737.52.1
medium gap17.53.90.0.13.22.812.22.56.52.411.61.4
large gap4.12.011.45.411.12.618.33.012.03.112.31.4
very large gap0.0.0.0.0.70.71.81.10.0.0.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontanen/a0.0.0.0.0.0.3.62.14.01.52.30.7
no gap37.56.640.06.036.86.443.75.546.43.842.52.4
small gap34.16.544.96.129.56.025.84.832.43.632.92.3
medium gap17.05.24.52.516.04.99.73.37.02.09.61.4
large gap11.44.48.93.517.85.116.04.19.72.212.11.6
very large gap0.0.1.61.60.0.1.21.20.50.50.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.50.51.01.02.50.73.80.54.70.83.40.3
no gap40.43.537.64.725.51.817.41.131.21.824.80.8
small gap34.73.447.34.936.02.029.01.332.21.832.30.9
medium gap17.02.72.81.617.01.619.41.113.51.316.70.7
large gap7.31.910.22.917.91.628.11.317.71.521.40.8
very large gap0.0.1.01.01.10.42.30.40.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875754/342086
NFI4
number of forest plots
area of largest gap (aerial photo, 5 classes) · altitudinal vegetation zone
unit of reference: canton
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: access. forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
area of largest gap (aerial photo, 5 classes)altitudinal vegetation zone %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
no gapupper subalpine0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.60.40.0.0.0.0.0.0.0.0.0.0.70.70.0.0.0.0.0.0.0.0.20.20.0.0.0.0.60.40.0.0.0.0.30.1
lower subalpine0.0.0.0.0.0.1.80.70.0.5.52.7..2.02.02.20.70.0.0.0.0.0.7.37.06.33.63.11.50.0.0.0.1.41.40.0.1.40.65.33.72.91.71.80.76.05.90.0.2.10.3
upper montane0.0.15.09.810.67.38.31.40.0.9.53.5..15.25.45.61.14.52.313.45.74.04.018.69.74.23.19.32.50.0.8.07.714.34.45.75.69.91.57.34.014.33.56.21.20.0.0.0.8.20.6
lower montane0.0.0.0.21.711.19.01.428.711.09.63.7..12.84.92.60.717.25.05.13.530.910.49.46.410.34.68.62.350.036.122.210.010.94.05.75.68.81.47.84.48.82.83.40.96.05.913.712.77.50.5
colline/submontane55.116.77.57.35.35.35.51.224.49.54.12.3..0.0.2.90.810.34.05.13.50.0.9.46.42.72.76.82.00.0.22.011.33.52.434.913.217.01.87.34.07.62.63.20.90.0.25.015.47.40.5
total55.116.722.511.237.612.424.72.253.112.028.65.4..30.06.813.91.632.06.023.77.034.910.744.812.523.56.428.63.850.036.152.313.230.15.946.413.737.32.427.76.933.64.715.21.812.07.638.717.525.50.9
small gapupper subalpine0.0.0.0.0.0.0.30.30.0.0.0...0.0.2.80.80.0.0.0.0.0.0.0.2.22.20.0.0.0.0.0.0.0.0.0.2.30.72.92.90.0.4.81.10.0.0.0.1.80.3
lower subalpine0.0.7.57.30.0.5.81.20.0.4.02.3..9.14.48.61.30.0.12.05.54.74.66.96.76.13.52.31.30.0.0.0.4.62.70.0.5.11.19.14.312.53.211.61.60.0.0.0.7.00.5
upper montane0.0.20.411.016.08.815.21.80.0.16.44.4..11.74.910.21.48.13.55.63.929.910.09.46.44.23.114.43.00.0.0.0.18.74.90.0.8.61.416.15.712.03.29.61.523.712.210.19.711.30.6
lower montane0.0.23.610.010.67.312.91.711.27.65.12.5..6.13.43.70.930.76.013.05.412.16.54.74.70.0.13.92.80.0.5.25.18.63.75.75.66.81.22.42.46.42.34.91.122.611.913.712.78.00.5
colline/submontane33.615.85.45.45.35.33.71.00.0.2.02.0..4.63.21.80.613.74.57.84.36.36.10.0.4.63.27.32.150.036.110.47.00.0.23.912.211.61.62.32.312.43.23.40.914.39.510.19.75.80.5
total33.615.857.012.831.911.237.92.511.27.627.55.4..31.57.027.12.152.66.538.48.153.011.121.19.817.05.737.94.150.036.115.68.431.96.029.712.834.32.332.87.443.34.934.42.460.613.133.916.434.01.0
medium gapupper subalpine0.0.0.0.0.0.0.50.40.0.0.0...0.0.4.51.00.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.90.50.0.0.0.5.41.20.0.0.0.1.90.3
lower subalpine0.0.0.0.0.0.5.81.20.0.5.32.6..2.62.56.21.10.0.2.72.60.0.6.96.713.85.33.21.60.0.0.0.3.02.10.0.4.41.011.34.86.12.410.21.50.0.0.0.5.80.5
upper montane0.0.0.0.5.35.35.61.20.0.14.24.0..4.63.28.21.30.0.5.74.00.0.7.37.09.04.44.31.70.0.8.07.74.22.30.0.4.31.05.33.76.62.44.21.013.19.10.0.5.60.5
lower montane0.0.7.57.314.49.74.01.011.27.61.41.4..8.74.21.70.65.12.85.23.68.15.50.0.7.34.13.11.40.0.16.110.33.12.20.0.1.30.64.63.10.0.0.30.30.0.0.0.2.60.3
colline/submontane11.310.70.0.0.0.1.30.624.510.60.0...0.0.0.70.43.42.42.62.50.0.0.0.0.0.3.11.40.0.0.0.1.81.89.18.72.50.85.33.71.01.00.80.40.0.0.0.1.70.3
total11.310.77.57.319.710.617.31.935.711.720.84.7..15.85.521.41.98.53.616.26.18.15.514.29.430.07.013.72.90.0.24.111.812.14.09.18.713.31.726.56.913.73.420.82.113.19.10.0.17.60.8
large gapupper subalpine0.0.0.0.0.0.0.30.30.0.0.0...0.0.7.71.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.4.51.10.0.0.0.2.30.3
lower subalpine0.0.12.99.00.0.7.21.30.0.10.13.6..4.02.715.61.70.0.0.0.0.0.7.37.016.05.45.42.00.0.0.0.11.94.10.0.3.80.92.42.44.82.114.01.80.0.0.0.8.70.6
upper montane0.0.0.0.0.0.5.91.20.0.9.83.6..10.14.39.51.40.0.8.84.90.0.0.0.11.34.77.82.30.0.0.0.5.12.90.0.5.81.12.32.32.81.65.01.10.0.0.0.6.20.5
lower montane0.0.0.0.5.45.33.30.90.0.1.71.7..4.63.21.00.50.0.5.03.54.04.05.25.00.0.5.31.80.0.0.0.3.52.50.0.2.20.78.24.50.90.92.30.814.39.50.0.2.50.3
colline/submontane0.0.0.0.5.35.31.60.60.0.0.0...0.0.0.80.46.93.45.23.60.0.7.37.02.22.21.30.90.0.8.07.70.0.14.810.02.70.80.0.0.90.92.20.80.0.27.416.31.90.3
total0.0.12.99.010.77.318.32.00.0.21.64.9..18.75.734.72.26.93.419.06.64.04.019.99.929.56.619.73.40.0.8.07.720.65.114.810.014.61.713.05.59.42.828.02.314.39.527.416.321.50.8
very large gapupper subalpine0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.20.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.00.0
lower subalpine0.0.0.0.0.0.0.80.40.0.0.0...2.02.01.30.50.0.2.72.60.0.0.0.0.0.0.0.0.0.0.0.1.81.80.0.0.0.0.0.0.0.1.30.60.0.0.0.0.70.2
upper montane0.0.0.0.0.0.0.80.40.0.0.0...0.0.0.90.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.62.50.0.0.20.20.0.0.0.0.30.30.0.0.0.0.50.1
lower montane0.0.0.0.0.0.0.0.0.0.1.41.4..2.02.00.40.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.1
colline/submontane0.0.0.0.0.0.0.30.30.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.0.0.10.1
total0.0.0.0.0.0.1.80.70.0.1.41.4..4.02.82.90.80.0.2.72.60.0.0.0.0.0.0.0.0.0.0.0.5.43.00.0.0.40.30.0.0.0.1.60.70.0.0.0.1.50.2
totalupper subalpine0.0.0.0.0.0.1.10.50.0.0.0...0.0.15.91.70.0.0.0.0.0.0.0.2.22.20.70.70.0.0.0.0.0.0.0.3.70.92.92.90.0.15.21.80.0.0.0.6.40.5
lower subalpine0.0.20.411.00.0.21.42.00.0.24.95.1..19.75.934.02.20.0.17.36.34.74.628.511.442.17.214.03.00.0.0.0.22.75.30.0.14.61.728.17.026.44.439.02.46.05.90.0.24.30.8
upper montane0.0.35.512.731.911.235.82.40.0.49.95.9..41.57.434.42.212.63.833.67.833.910.435.312.228.76.935.84.00.0.16.110.345.96.45.75.628.82.131.07.335.64.725.42.236.913.710.19.731.80.9
lower montane0.0.31.211.852.112.129.32.251.111.919.14.8..34.26.89.51.453.16.428.47.255.010.919.48.817.65.830.93.750.036.143.513.026.25.711.57.719.01.923.16.816.13.610.91.542.813.927.416.320.70.8
colline/submontane100.0.12.99.015.98.612.41.748.911.96.13.0..4.63.26.31.134.36.220.76.56.36.116.89.39.44.618.53.150.036.140.413.15.23.082.89.233.92.114.95.721.94.09.61.514.39.562.517.416.90.7
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875755/342087
NFI4
number of forest plots
area of largest gap (aerial photo, 5 classes) · altitudinal vegetation zone
unit of reference: canton
unit: %
unit of evaluation: protection forest perimeter SilvaProtect: access. forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
area of largest gap (aerial photo, 5 classes)altitudinal vegetation zone %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
no gapupper subalpine0.0.0.0.0.0.0.0.0.0.0.0...0.0.1.00.40.0.0.0.0.0.0.0.0.0.0.70.70.0.0.0.0.0.0.0.0.40.30.0.0.0.0.50.40.0.0.0.0.40.1
lower subalpine0.0.0.0.0.0.2.00.70.0.5.32.6..1.91.92.50.70.0.2.62.60.0.6.86.66.23.52.91.40.0.0.0.1.31.30.0.2.40.74.83.32.81.61.90.76.05.90.0.2.40.3
upper montane0.0.15.09.810.67.38.31.40.0.9.13.3..14.65.25.81.04.52.313.15.54.04.017.39.14.23.010.22.50.0.8.07.716.14.55.75.69.51.36.53.614.83.56.11.20.0.0.0.8.20.5
lower montane0.0.0.0.21.711.19.31.427.010.59.23.5..12.34.73.10.817.25.05.03.430.910.415.68.710.14.58.62.250.036.122.210.09.93.75.75.67.91.27.03.98.62.73.20.96.05.913.712.77.30.5
colline/submontane55.116.77.57.35.35.35.41.122.99.03.92.2..0.0.2.60.710.34.05.03.40.0.8.86.02.72.66.41.80.0.22.011.33.22.234.913.215.01.66.53.67.32.53.20.90.0.25.015.46.90.5
total55.116.722.511.237.612.425.12.249.911.627.55.2..28.86.614.91.632.06.025.77.134.910.748.612.423.16.328.73.750.036.152.313.230.45.646.413.735.22.224.96.333.64.615.01.812.07.638.717.525.20.8
small gapupper subalpine0.0.0.0.0.0.0.30.30.0.1.41.4..0.0.2.70.70.0.0.0.0.0.0.0.2.12.10.0.0.0.0.0.0.0.0.0.2.60.72.62.60.0.4.51.00.0.0.0.1.90.3
lower subalpine0.0.7.57.30.0.5.71.10.0.3.92.2..12.74.98.61.20.0.11.65.44.74.66.56.36.03.52.11.20.0.0.0.4.22.40.0.5.31.08.13.912.23.211.61.60.0.0.0.7.00.5
upper montane0.0.20.411.016.08.815.61.80.0.17.14.4..11.34.89.61.38.13.55.53.829.910.08.86.04.23.014.92.90.0.0.0.16.94.50.0.9.11.314.55.111.63.29.51.423.712.210.19.711.20.6
lower montane0.0.23.610.010.67.312.61.610.57.24.92.4..5.93.34.10.930.76.012.75.312.16.54.44.40.0.12.92.70.0.5.25.17.83.45.75.66.51.14.12.96.22.34.81.022.611.913.712.77.80.5
colline/submontane33.615.85.45.45.35.33.61.00.0.1.91.9..4.43.11.60.613.74.57.64.26.36.10.0.4.53.16.72.050.036.110.47.00.0.23.912.210.31.42.12.112.13.13.20.914.39.510.19.75.40.4
total33.615.857.012.831.911.237.72.410.57.229.15.3..34.27.026.61.952.66.537.48.053.011.119.79.116.85.636.63.950.036.115.68.428.95.629.712.833.82.231.46.942.14.833.72.360.613.133.916.433.30.9
medium gapupper subalpine0.0.0.0.0.0.0.50.40.0.0.0...0.0.4.80.90.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.20.50.0.0.0.5.01.10.0.0.0.2.00.3
lower subalpine0.0.0.0.0.0.5.91.20.0.6.42.7..2.52.46.31.10.0.2.62.60.0.6.56.315.05.43.71.60.0.0.0.2.71.90.0.4.60.910.14.36.82.510.11.50.0.0.0.5.90.5
upper montane0.0.0.0.5.35.35.51.10.0.13.63.8..4.43.17.81.20.0.5.63.90.0.6.86.68.84.44.01.60.0.8.07.75.22.60.0.5.11.06.73.87.52.64.21.013.19.10.0.5.70.5
lower montane0.0.7.57.314.49.73.91.010.57.21.31.3..8.34.11.60.55.12.85.13.58.15.50.0.7.24.12.91.30.0.16.110.32.92.00.0.1.50.64.22.80.0.0.30.30.0.0.0.2.40.3
colline/submontane11.310.70.0.0.0.1.30.629.010.80.0...0.0.0.60.43.42.42.52.50.0.0.0.0.0.2.91.30.0.0.0.1.61.69.18.72.30.74.83.30.90.90.70.40.0.0.0.1.60.3
total11.310.77.57.319.710.617.11.939.511.521.34.6..15.25.321.11.88.53.615.86.08.15.513.38.831.07.013.52.80.0.24.111.812.43.99.18.714.81.625.76.415.23.520.32.013.19.10.0.17.80.8
large gapupper subalpine0.0.0.0.0.0.0.30.30.0.0.0...0.0.8.01.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.40.0.0.0.5.51.10.0.0.0.2.60.3
lower subalpine0.0.12.99.00.0.7.31.30.0.9.73.5..3.82.615.71.60.0.0.0.0.0.6.86.615.85.35.72.00.0.0.0.10.83.70.0.4.10.94.12.94.72.113.91.70.0.0.0.8.80.6
upper montane0.0.0.0.0.0.6.01.20.0.9.43.4..9.74.29.01.30.0.8.64.70.0.0.0.11.14.78.62.30.0.0.0.4.62.60.0.5.51.06.53.72.71.55.41.10.0.0.0.6.20.5
lower montane0.0.0.0.5.45.33.30.90.0.1.71.6..4.43.11.10.50.0.4.93.44.04.04.94.70.0.5.61.80.0.0.0.6.33.10.0.2.70.87.44.10.90.82.20.714.39.50.0.2.60.3
colline/submontane0.0.0.0.5.35.31.50.60.0.0.0...0.0.0.70.46.93.45.13.50.0.6.86.62.12.11.20.80.0.8.07.71.61.614.810.02.70.70.0.0.90.92.10.70.0.27.416.31.90.3
total0.0.12.99.010.77.318.41.90.0.20.84.7..18.05.534.62.16.93.418.56.44.04.018.59.429.16.521.13.30.0.8.07.723.45.114.810.015.81.718.05.99.12.829.02.314.39.527.416.322.20.8
very large gapupper subalpine0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.20.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.30.0.0.0.0.10.1
lower subalpine0.0.0.0.0.0.0.80.40.0.0.0...1.91.91.20.50.0.2.62.60.0.0.0.0.0.0.0.0.0.0.0.1.61.60.0.0.0.0.0.0.0.1.50.60.0.0.0.0.70.2
upper montane0.0.0.0.0.0.0.70.40.0.0.0...0.0.0.80.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.32.30.0.0.20.20.0.0.0.0.30.30.0.0.0.0.40.1
lower montane0.0.0.0.0.0.0.0.0.0.1.31.3..1.91.90.40.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.1
colline/submontane0.0.0.0.0.0.0.30.30.0.0.0...0.0.0.20.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.0.0.10.1
total0.0.0.0.0.0.1.70.70.0.1.31.3..3.82.72.80.70.0.2.62.60.0.0.0.0.0.0.0.0.0.0.0.4.92.80.0.0.40.30.0.0.0.2.00.70.0.0.0.1.50.2
totalupper subalpine0.0.0.0.0.0.1.00.50.0.1.41.4..0.0.16.71.60.0.0.0.0.0.0.0.2.12.10.70.70.0.0.0.0.0.0.0.5.01.02.62.60.0.15.81.80.0.0.0.7.00.5
lower subalpine0.0.20.411.00.0.21.72.00.0.25.35.0..22.86.134.32.10.0.19.56.54.74.626.511.043.07.214.42.90.0.0.0.20.64.80.0.16.41.627.16.626.54.339.02.36.05.90.0.24.80.8
upper montane0.0.35.512.731.911.236.12.30.0.49.25.8..39.97.233.12.012.63.832.77.633.910.432.911.628.36.837.73.90.0.16.110.346.26.15.75.629.42.034.27.136.64.625.52.136.913.710.19.731.80.9
lower montane0.0.31.211.852.112.129.12.248.111.718.44.6..32.86.610.21.353.16.427.77.055.010.924.910.117.35.830.03.550.036.143.513.026.85.511.57.718.61.822.66.315.63.510.51.542.813.927.416.320.30.8
colline/submontane100.0.12.99.015.98.612.11.651.911.75.82.9..4.43.15.81.034.36.220.26.46.36.115.68.79.34.517.22.950.036.140.413.16.43.182.89.230.61.913.45.221.33.99.31.414.39.562.517.416.00.7
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875756/342088
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