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NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: processes in channels SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%....1.4500.7711.4500.7714.229
1-4%....1.8451.4500.41001.8455.326
5-9%....1.4500.31000.41001.4503.532
10-25%....3.5312.1410.7711.1587.422
26-50%....2.5381.0581.1580.7715.326
51-75%..0.41001.5500.7710.7711.1584.329
76-100%....0.7710.3100....1.158
total..0.410012.8166.5224.6276.82331.010
less stable< 1%0.41000.41007.1222.1411.4503.23314.515
1-4%0.7710.410011.0185.5243.23312.01732.810
5-9%1.450..16.7147.5214.92612.81643.49
10-25%2.2413.23330.5109.2182.14115.71462.97
26-50%0.7711.45014.9155.1252.8358.62033.610
51-75%1.1582.8356.2240.31001.1582.53814.016
76-100%0.41001.4502.141....2.1416.024
total6.8239.51988.5629.8915.61456.97207.14
stable< 1%....2.5381.4502.5372.8359.219
1-4%0.41000.7719.9196.5225.32513.61636.410
5-9%0.41001.15813.1164.1282.83511.81733.310
10-25%5.8252.83523.4127.92011.31710.41861.57
26-50%3.6315.32617.4144.1284.6275.32640.39
51-75%1.8452.1416.7230.7710.7711.15813.116
76-100%0.7710.41004.628......5.725
total12.61612.41777.7624.61127.21044.98199.44
total< 1%0.41000.410011.0184.1285.3256.82327.911
1-4%1.1581.15822.71213.4158.81927.41174.47
5-9%1.8451.15831.21012.0168.12026.01180.26
10-25%7.9216.02457.5719.21214.11527.111131.85
26-50%4.3296.72334.81010.3178.52014.61579.16
51-75%2.9355.32614.4161.7442.5374.62731.411
76-100%1.1581.8457.4220.3100..2.14112.817
total19.51322.312179.0360.9547.47108.64437.52

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #167685/154068

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: processes in channels SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSwitzerland
stand stabilitydegree of cover of regeneration (7 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
critical< 1%................1.70.9..4.84.7................0.80.63.83.82.12.11.50.9....1.00.3
1-4%......1.60.9........1.30.7................2.62.6..1.20.73.83.8..2.01.0....1.20.3
5-9%......0.50.5........0.40.4........4.34.3......2.62.6..1.70.8....1.00.7....0.80.3
10-25%....14.313.51.60.9........0.90.6..9.56.4....4.34.31.31.2....2.62.6..1.20.7..2.12.13.01.2....1.70.4
26-50%......0.50.5......4.84.71.30.7..4.84.7......2.51.8....2.62.6..0.80.6..2.12.11.50.9....1.20.3
51-75%..............4.84.71.30.7......14.313.5............0.80.6..4.33.01.00.7..33.327.31.00.3
76-100%......0.50.5....................1.31.2..............0.50.5....0.20.1
total....14.313.54.91.6......9.66.56.91.7..19.08.6..14.313.58.75.95.02.4....10.55.0..6.61.67.75.210.74.510.52.2..33.327.37.10.7
less stable< 1%....14.313.51.10.8..6.83.8..9.66.54.71.44.84.7......4.34.36.32.7....5.33.6..2.51.0..2.12.13.01.2....3.30.5
1-4%..11.110.8..3.31.3..6.83.8..9.66.58.61.84.84.74.84.720.018.0..13.07.13.82.1....5.33.6..11.12.03.83.84.33.010.02.1....7.50.7
5-9%..11.110.8..9.82.2..4.63.2..4.84.711.22.14.84.79.56.4..28.617.413.07.16.22.7....10.55.0..12.02.1..10.74.512.02.3....9.90.8
10-25%......19.62.920.018.020.46.1..14.37.77.81.89.56.419.08.6..14.313.517.48.015.04.0..50.025.113.25.520.012.715.72.311.56.312.74.815.02.511.110.833.327.314.41.0
26-50%......5.41.7..6.83.8..9.66.56.01.64.84.79.56.4....13.07.111.23.5..25.021.810.55.010.09.58.31.819.77.98.54.17.51.911.110.8..7.70.8
51-75%..11.110.8..2.21.1..4.63.2..4.84.71.30.74.84.79.56.420.018.0..4.34.38.83.2....2.62.610.09.52.91.13.83.86.43.61.00.711.110.8..3.20.5
76-100%......1.10.8......4.84.70.90.6..4.84.7..14.313.54.34.31.31.2..25.021.8....2.10.9..2.12.1..11.110.8..1.40.3
total..33.316.114.313.542.43.620.018.049.97.6..57.410.840.53.233.310.357.110.840.022.057.119.069.69.652.55.6..100.0.47.48.140.015.654.53.238.89.646.87.348.53.544.417.133.327.347.41.4
stable< 1%..11.110.8..0.50.5........3.91.3..........5.02.4....2.62.6..2.51.0....2.01.0....2.10.4
1-4%..22.214.214.313.56.51.8..4.63.2..4.84.712.92.2..........6.32.7....5.33.6..9.91.9..4.33.011.02.2....8.30.8
5-9%..11.110.8..9.82.2..4.63.2..4.44.26.91.7..........7.52.9....2.62.6..11.62.115.37.14.33.07.51.9....7.50.7
10-25%..22.214.228.617.417.42.840.022.113.75.2..14.37.718.12.523.89.34.84.740.022.0..21.78.710.03.4....13.25.510.09.58.71.815.37.112.74.813.02.411.110.8..14.01.0
26-50%....28.617.412.52.440.022.115.95.5..4.84.79.01.919.08.619.08.6..14.313.5..6.32.7....13.25.520.012.74.91.411.56.312.84.96.51.733.316.2..9.20.8
51-75%......4.31.5..11.44.8....1.30.719.08.6..20.018.0....3.82.1....5.33.630.014.61.20.711.56.3..1.00.7....3.00.5
76-100%......1.60.9......4.84.70.40.44.84.7....14.313.5..3.82.1............8.54.1..11.110.833.327.31.40.3
total..66.715.971.417.252.73.780.018.050.17.5..33.110.352.63.366.710.323.89.360.022.028.617.421.78.742.55.5....42.18.060.015.638.83.153.69.842.57.241.03.555.617.033.327.345.51.4
total< 1%..11.110.814.313.51.60.9..6.83.8..9.66.510.32.04.84.74.84.7....4.34.311.33.5....7.94.4..5.81.53.83.84.33.06.51.7....6.40.7
1-4%..33.316.114.313.511.42.3..11.44.8..14.37.722.82.84.84.74.84.720.018.0..13.07.110.03.4....13.25.5..22.32.77.75.28.54.123.03.0....17.01.1
5-9%..22.214.2..20.13.0..9.14.4..9.16.218.52.64.84.79.56.4..28.617.417.48.013.73.8....15.85.9..25.22.815.37.114.95.220.52.9....18.31.1
10-25%..22.214.242.919.038.63.660.022.134.07.2..28.710.026.72.933.310.333.310.340.022.014.313.543.510.426.34.9..50.025.129.07.430.014.625.72.826.88.727.46.531.03.322.214.333.327.330.11.3
26-50%....28.617.418.52.940.022.122.86.3..19.18.716.42.423.89.333.310.3..14.313.513.07.120.04.5..25.021.826.37.230.014.614.02.231.19.223.56.215.52.644.417.1..18.21.1
51-75%..11.110.8..6.51.8..15.95.5..9.66.53.91.323.89.39.56.440.022.014.313.54.34.312.53.7....7.94.440.015.65.01.415.37.110.74.53.01.211.110.833.327.37.10.7
76-100%......3.31.3......9.66.51.30.74.84.74.84.7..28.617.44.34.36.32.7..25.021.8....2.10.9..10.74.50.50.522.214.333.327.33.00.5
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.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #167686/154069

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: processes in channels SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
stand stability
criticalless stablestabletotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
AI< 1%....0.31000.3100
1-4%..0.31000.6691.054
5-9%..0.31000.31000.669
10-25%....0.6690.669
26-50%........
51-75%..0.3100..0.3100
76-100%........
total..1.0541.9342.924
AR< 1%..0.3100..0.3100
1-4%....0.31000.3100
5-9%........
10-25%0.3100..0.6691.055
26-50%....0.6690.669
51-75%........
76-100%........
total0.31000.31001.6412.233
BE< 1%..0.7710.31001.058
1-4%1.0582.1414.1297.221
5-9%0.31006.2236.22312.716
10-25%1.05812.31610.91724.311
26-50%0.31003.4317.92011.617
51-75%..1.4502.7354.129
76-100%0.31000.7711.0582.141
total3.13326.71133.2963.06
BL/BS< 1%........
1-4%........
5-9%........
10-25%..0.41000.8701.257
26-50%....0.8700.870
51-75%........
76-100%........
total..0.41001.6492.043
FR< 1%..1.157..1.157
1-4%..1.1570.7701.944
5-9%..0.7700.7701.549
10-25%..3.3322.2405.624
26-50%..1.1572.6373.730
51-75%..0.7701.9442.637
76-100%........
total..8.2208.21916.412
GE< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
GL< 1%..0.870..0.870
1-4%..0.8700.41001.257
5-9%..0.41000.41000.771
10-25%..1.2571.2572.339
26-50%0.41000.8700.41001.549
51-75%0.41000.4100..0.870
76-100%..0.41000.41000.870
total0.8704.6262.7368.118
GR< 1%1.4503.8303.1338.420
1-4%1.0587.02210.51818.513
5-9%0.31009.1195.62515.015
10-25%0.7716.32314.71521.612
26-50%1.0584.9267.32113.316
51-75%1.0581.0581.0583.133
76-100%..0.7710.31001.058
total5.62532.8942.6881.05
JU< 1%..0.4100..0.4100
1-4%..0.4100..0.4100
5-9%..0.4100..0.4100
10-25%..0.8701.9442.736
26-50%..0.41001.6491.944
51-75%..0.41001.6491.944
76-100%....0.41000.4100
total..2.7365.5258.219
LU< 1%0.3100....0.3100
1-4%..0.3100..0.3100
5-9%..0.670..0.670
10-25%0.6701.3490.31002.237
26-50%0.31000.6701.3492.237
51-75%..0.670..0.670
76-100%..0.3100..0.3100
total1.3493.8281.6446.620
NE< 1%........
1-4%..0.3100..0.3100
5-9%........
10-25%....0.6700.670
26-50%........
51-75%..0.31000.31000.670
76-100%........
total..0.6701.0571.644
NW< 1%........
1-4%........
5-9%..0.869..0.869
10-25%..0.4100..0.4100
26-50%....0.41000.4100
51-75%0.4100....0.4100
76-100%..0.41000.41000.869
total0.41001.5460.8692.732
OW< 1%..0.4100..0.4100
1-4%..1.157..1.157
5-9%0.41001.157..1.549
10-25%0.41001.5491.9433.729
26-50%..1.157..1.157
51-75%..0.4100..0.4100
76-100%..0.4100..0.4100
total0.7706.0211.9438.616
SG< 1%..1.8441.4503.333
1-4%..1.1571.8442.935
5-9%..1.8442.2414.030
10-25%0.41004.3282.9357.621
26-50%0.7703.2331.8445.824
51-75%..2.5371.1573.631
76-100%0.41000.41001.1571.844
total1.45015.21412.31628.99
SH< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
SO< 1%........
1-4%........
5-9%........
10-25%..0.870..0.870
26-50%..0.4100..0.4100
51-75%........
76-100%..0.4100..0.4100
total..1.549..1.549
SZ< 1%..0.7700.41001.157
1-4%0.41000.7700.7701.844
5-9%0.41001.4490.41002.240
10-25%0.41001.8441.8444.029
26-50%0.41001.4491.8443.630
51-75%..0.41000.7701.157
76-100%........
total1.4496.5215.82313.812
TG< 1%........
1-4%........
5-9%........
10-25%..0.6700.31000.957
26-50%..0.31000.6700.957
51-75%..0.31000.9571.249
76-100%........
total..1.2491.8393.030
TI< 1%0.7712.1412.1415.026
1-4%1.1589.6198.62019.313
5-9%1.45010.41810.01821.912
10-25%1.15813.6157.52122.212
26-50%0.7717.2224.22912.116
51-75%0.7712.5371.1584.328
76-100%..1.844..1.844
total5.72447.3733.6986.64
UR< 1%0.3100....0.3100
1-4%0.31000.3100..0.770
5-9%....1.3491.349
10-25%..1.0571.3492.336
26-50%..1.7441.0572.734
51-75%..0.31001.0571.349
76-100%........
total0.7703.3304.6248.616
VD< 1%0.41000.4100..0.871
1-4%..0.8710.8711.550
5-9%..1.9440.8712.737
10-25%0.41002.3412.3414.927
26-50%0.41001.5502.3404.230
51-75%0.8711.158..1.944
76-100%..0.41001.5501.944
total1.9448.3217.62217.813
VS< 1%1.0582.1411.4504.527
1-4%1.4506.9227.62115.814
5-9%0.7718.2205.12514.115
10-25%2.14110.3188.91921.312
26-50%1.0585.1254.52710.617
51-75%0.7710.7710.7712.141
76-100%0.3100....0.3100
total7.22133.2928.11068.65
ZG< 1%........
1-4%........
5-9%........
10-25%..0.41000.41000.968
26-50%..0.41001.3531.744
51-75%..0.4100..0.4100
76-100%..0.41000.41000.968
total..1.7442.1373.921
ZH< 1%........
1-4%........
5-9%........
10-25%..0.4100..0.4100
26-50%........
51-75%0.4100....0.4100
76-100%....0.41000.4100
total0.41000.41000.41001.157
Switzerland< 1%4.22914.6169.11927.911
1-4%5.22632.81036.11074.17
5-9%3.53243.4933.01079.96
10-25%7.32262.9761.37131.55
26-50%5.32633.71040.3979.36
51-75%4.32913.91613.01631.211
76-100%1.0586.2245.92513.117
total30.911207.34198.84437.02

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #167687/154070

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: processes in channels SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes) %± %± %± %± %± %±
critical< 1%....0.70.51.40.50.70.51.00.3
1-4%....1.00.61.40.51.30.71.20.3
5-9%....1.00.60.50.31.30.70.80.3
10-25%....2.40.92.00.61.00.61.70.4
26-50%....1.00.61.80.60.70.51.20.3
51-75%..2.82.70.30.31.40.50.70.51.00.3
76-100%....0.30.30.40.3..0.20.1
total..2.82.76.91.58.91.25.71.37.10.7
less stable< 1%1.81.8..3.51.13.90.82.70.93.30.5
1-4%3.62.5..4.21.28.21.211.01.87.50.7
5-9%7.33.5..6.91.511.31.312.11.99.90.8
10-25%10.94.211.15.217.32.213.21.414.72.014.41.0
26-50%3.62.55.63.88.61.77.71.17.71.57.70.8
51-75%5.53.119.46.63.51.12.20.62.30.93.20.5
76-100%1.81.82.82.71.70.80.70.42.00.81.40.3
total34.66.438.98.145.72.947.22.152.52.947.31.4
stable< 1%....1.70.82.30.62.70.92.10.4
1-4%1.81.82.82.75.21.38.61.212.71.98.30.8
5-9%3.62.52.82.76.21.47.21.111.01.87.60.8
10-25%29.16.111.25.313.82.015.41.59.41.714.11.0
26-50%18.25.230.57.711.81.97.91.15.01.39.20.8
51-75%9.13.911.15.24.81.32.00.61.00.63.00.5
76-100%3.62.5..3.81.10.50.3..1.30.3
total65.46.458.48.247.42.943.82.141.82.945.61.4
total< 1%1.81.8..5.91.47.71.16.01.46.40.7
1-4%5.53.12.82.710.41.818.21.625.12.517.01.1
5-9%10.94.22.82.714.22.119.01.724.42.518.31.1
10-25%40.06.622.36.933.62.830.61.925.12.530.21.3
26-50%21.85.636.18.021.52.417.41.613.32.018.11.1
51-75%14.54.833.37.98.71.75.61.04.01.17.10.7
76-100%5.53.12.82.75.91.41.60.52.00.82.90.5
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 #167688/154071

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: processes in channels SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%....0.7712.8350.7714.229
1-4%....1.1582.8351.4505.326
5-9%....1.1581.0581.4503.532
10-25%....2.5383.8301.1587.422
26-50%....1.1583.5320.7715.226
51-75%..0.41000.41002.8350.7714.229
76-100%....0.41000.771..1.158
total..0.41007.22217.3146.02430.910
less stable< 1%0.4100..3.6317.6212.83514.415
1-4%0.771..4.32915.91411.61732.610
5-9%1.550..7.22221.81212.81643.29
10-25%2.2411.45018.01425.61115.61462.87
26-50%0.7710.7719.02014.9158.22033.510
51-75%1.1582.5383.6314.2292.53813.816
76-100%0.41000.41001.8451.4502.1416.024
total6.9234.92647.6891.3555.67206.44
stable< 1%....1.8454.5282.8359.120
1-4%0.41000.41005.42616.61413.51636.210
5-9%0.7710.41006.52313.91611.71733.110
10-25%5.8251.45014.41529.7109.91861.37
26-50%3.6313.93012.31715.2155.32540.29
51-75%1.8451.4505.0263.8301.15813.116
76-100%0.771..4.0301.058..5.725
total13.1167.42249.4884.7644.38198.94
total< 1%0.4100..6.12414.9156.42327.711
1-4%1.1580.410010.81835.3926.51174.17
5-9%2.2410.410014.81536.7925.91179.96
10-25%8.0212.83535.0959.1726.611131.55
26-50%4.4294.62722.31233.61014.11579.06
51-75%2.9354.2299.02010.8184.32931.211
76-100%1.1580.41006.1243.1332.14112.817
total20.11312.716104.24193.43105.94436.22

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #167689/154072
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
restriction: landslide/mudflow SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
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.0.0.0.0.0.07.16.9.0.0.0.03.23.1
small gap.0.0.0.050.035.442.913.225.015.342.418.738.68.7
medium gap.0.0.0.0.0.035.712.812.511.728.817.225.77.8
large gap.0.0.0.050.035.414.39.462.517.128.817.232.68.4
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 gap100.0..0.011.56.311.64.913.17.17.77.412.33.2
small gap.0.0.0.030.89.146.57.630.49.638.513.537.64.7
medium gap.0.0.0.015.47.125.66.721.78.630.812.822.64.1
large gap.0.0.0.034.69.316.35.634.89.923.111.725.64.2
very large gap.0.0.0.07.75.2.0.0.0.0.0.01.91.4
total100.0..0.0100.0.100.0.100.0.100.0.100.0.
upper montaneno gap42.111.333.327.240.06.641.710.125.77.821.86.833.83.6
small gap21.19.4.0.020.05.412.56.89.75.327.17.318.43.0
medium gap15.88.4.0.016.45.025.08.845.28.918.46.322.93.2
large gap21.19.466.727.221.85.620.88.319.47.132.67.724.33.3
very large gap.0.0.0.01.81.8.0.0.0.0.0.00.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap60.06.644.416.661.46.427.810.622.39.848.19.651.33.7
small gap16.45.022.213.98.83.733.311.138.911.525.98.419.52.9
medium gap14.54.811.110.58.83.716.78.827.710.57.45.013.02.5
large gap9.13.9.0.017.55.016.78.811.17.418.57.513.52.5
very large gap.0.022.213.93.52.45.65.4.0.0.0.02.71.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap66.78.259.110.581.16.443.812.4.0.070.15.666.23.5
small gap3.03.013.67.32.72.737.512.140.021.913.44.212.12.4
medium gap18.26.79.16.110.85.16.36.140.021.911.94.012.82.5
large gap12.15.718.28.22.72.712.58.320.017.94.52.58.32.1
very large gap.0.0.0.02.72.7.0.0.0.0.0.00.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap59.34.752.98.650.83.824.34.017.64.145.74.142.61.9
small gap13.03.214.76.114.72.735.74.524.74.722.53.420.91.6
medium gap15.73.58.84.912.42.522.63.931.85.015.12.917.51.5
large gap12.03.117.66.518.62.916.53.525.94.816.63.017.61.5
very large gap.0.05.94.03.41.40.90.9.0.0.0.01.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167690/154073
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
restriction: landslide/mudflow SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
AGno gap.0.0.0.0.0.0.0.077.813.877.813.8
small gap.0.0.0.0.0.0.0.011.110.511.110.5
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.011.110.511.110.5
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.0.0.0.0.0.0.0.0100.0.50.035.7
small gap.0.0100.0..0.0.0.0.0.050.035.7
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..0.0.0.0100.0.100.0.
ARno gap.0.0.0.0.0.080.017.850.035.655.616.7
small gap.0.0.0.050.035.7.0.0.0.011.110.6
medium gap.0.0.0.0.0.020.018.050.035.622.214.0
large gap.0.0.0.050.035.7.0.0.0.011.110.6
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.0.016.715.229.29.358.88.476.29.351.25.4
small gap.0.016.715.216.77.611.85.54.84.611.63.5
medium gap.0.0.0.012.56.88.84.94.84.68.12.9
large gap100.0.50.020.437.59.917.66.514.37.625.64.7
very large gap.0.016.715.24.24.12.92.9.0.03.52.0
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSno gap.0.0.0.0.0.0100.0.50.020.562.517.1
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.033.319.325.015.4
large gap.0.0.0.0.0.0.0.016.715.312.511.7
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.0.0.0.0.0.0100.0.50.035.450.017.7
small gap.0.0.0.0100.0..0.050.035.437.517.1
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0100.0..0.0.0.0.0.012.511.7
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.
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.0.0.0.025.021.750.020.5100.0.41.714.3
small gap.0.0.0.025.021.7.0.0.0.08.38.0
medium gap.0.0.0.025.021.7.0.0.0.08.38.0
large gap.0.0.0.025.021.750.020.5.0.033.313.6
very large gap.0.0100.0..0.0.0.0.0.08.38.0
total.0.0100.0.100.0.100.0.100.0.100.0.
GRno gap.0.012.16.524.96.232.09.346.712.924.33.9
small gap19.912.632.09.312.54.828.09.026.711.422.03.7
medium gap20.112.724.08.537.57.028.09.013.38.828.54.1
large gap60.015.532.09.325.16.312.06.513.38.825.23.9
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.
JUno gap.0.0.0.0.0.050.015.840.021.946.712.9
small gap.0.0.0.0.0.040.015.5.0.026.711.4
medium gap.0.0.0.0.0.010.09.560.021.926.711.4
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.
LUno gap.0.0.0.0.0.0100.0.33.327.340.021.9
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.066.727.240.021.9
large gap.0.0.0.0100.0..0.0.0.020.017.9
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.
NEno gap.0.0.0.075.021.761.513.5100.0.66.711.1
small gap.0.0.0.025.021.723.111.7.0.022.29.8
medium gap.0.0.0.0.0.07.77.4.0.05.65.4
large gap.0.0.0.0.0.07.77.4.0.05.65.4
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.
NWno gap.0.0.0.0.0.033.327.5100.0.50.025.2
small gap.0.0.0.0.0.033.327.5.0.025.021.9
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.033.327.5.0.025.021.9
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.
OWno gap.0.0.0.0.0.033.327.366.727.337.517.2
small gap.0.050.035.5.0.033.327.3.0.025.015.4
medium gap.0.0.0.0.0.0.0.033.327.312.511.7
large gap.0.050.035.5.0.033.327.3.0.025.015.4
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0..0.0100.0.100.0.100.0.
SGno gap.0.050.335.471.417.177.813.8100.0.79.28.3
small gap.0.049.735.414.313.2.0.0.0.08.35.6
medium gap.0.0.0.014.313.2.0.0.0.04.24.1
large gap.0.0.0.0.0.011.110.5.0.04.24.1
very large gap.0.0.0.0.0.011.110.5.0.04.24.1
total.0.0100.0.100.0.100.0.100.0.100.0.
SHno gap.0.0.0.0.0.0100.0.50.035.666.727.3
small gap.0.0.0.0.0.0.0.050.035.633.327.4
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.0.0.0.0.0.050.020.480.017.958.314.2
small gap.0.0.0.0100.0..0.0.0.08.38.0
medium gap.0.0.0.0.0.050.020.4.0.025.012.5
large gap.0.0.0.0.0.0.0.020.017.98.38.0
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.0.0.0.0100.0.100.0.100.0.90.09.4
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0100.0..0.0.0.0.0.010.09.5
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.0.0100.0.100.0.100.0.100.0.100.0.
TGno gap.0.0.0.0100.0..0.0.0.033.327.3
small gap.0.0.0.0.0.0100.0..0.033.327.3
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0100.0.33.327.3
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 gap.0.09.18.720.39.148.010.072.15.750.14.5
small gap60.021.936.414.535.310.728.09.011.54.123.03.8
medium gap20.017.927.313.414.27.68.05.413.14.313.83.1
large gap20.017.927.313.430.210.316.07.33.32.313.13.1
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.
URno gap.0.025.021.712.511.733.319.366.727.327.39.5
small gap100.0.50.025.112.511.716.715.3.0.022.79.0
medium gap.0.0.0.025.015.433.319.3.0.018.28.2
large gap.0.025.021.750.017.716.715.3.0.027.39.5
very large gap.0.0.0.0.0.0.0.033.327.34.54.5
total100.0.100.0.100.0.100.0.100.0.100.0.
VDno gap.0.016.715.250.013.442.918.755.616.644.48.3
small gap.0.033.319.321.411.014.313.211.110.519.46.6
medium gap.0.016.715.221.411.014.313.222.213.919.46.6
large gap.0.033.319.37.16.914.313.211.110.513.95.8
very large gap.0.0.0.0.0.014.313.2.0.02.82.7
total.0.0100.0.100.0.100.0.100.0.100.0.
VSno gap7.16.910.94.645.28.931.610.744.411.726.63.9
small gap42.913.243.57.39.75.331.610.733.311.132.04.1
medium gap35.712.828.36.625.87.915.88.45.65.423.43.7
large gap14.39.417.45.619.47.115.88.416.78.817.23.3
very large gap.0.0.0.0.0.05.35.1.0.00.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.
ZGno 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.0.0.0.0.0.0100.0..0.0100.0.
total.0.0.0.0.0.0100.0..0.0100.0.
ZHno gap.0.0.0.0.0.0.0.0100.0.100.0.
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.0.0.0.0.0.0.0.0100.0.100.0.
Switzerlandno gap3.23.112.43.233.73.651.23.766.23.542.61.9
small gap38.88.837.64.718.43.019.52.912.12.420.91.6
medium gap25.67.822.54.122.93.213.02.512.82.517.51.5
large gap32.48.425.74.324.33.313.62.58.32.117.61.5
very large gap.0.01.91.30.60.62.71.20.60.61.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167691/154074
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
restriction: landslide/mudflow SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.04.24.1.0.03.23.2
small gap.0.0.0.0.0.037.59.942.418.738.68.7
medium gap.0.0.0.0.0.025.08.828.817.225.97.9
large gap.0.0.0.0.0.033.39.628.817.232.38.4
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.
lower subalpineno gap100.0..0.016.715.211.73.57.77.412.43.2
small gap.0.0.0.033.319.338.35.238.513.537.74.7
medium gap.0.0.0.016.715.222.14.530.812.822.64.1
large gap.0.0.0.033.319.325.64.723.111.725.54.2
very large gap.0.0.0.0.0.02.31.6.0.01.91.3
total100.0..0.0100.0.100.0.100.0.100.0.
upper montaneno gap44.411.733.327.235.311.636.54.920.26.833.83.6
small gap16.78.833.327.235.311.611.53.328.77.718.53.0
medium gap16.78.8.0.05.95.730.24.716.66.222.83.2
large gap22.29.833.327.223.510.320.84.134.58.124.33.3
very large gap.0.0.0.0.0.01.01.0.0.00.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap60.06.955.616.669.78.035.45.948.19.651.33.7
small gap18.05.411.110.59.15.024.65.325.98.419.52.9
medium gap14.04.911.110.56.14.218.44.87.45.013.02.5
large gap8.03.811.110.512.15.716.94.618.57.513.52.5
very large gap.0.011.110.53.03.04.62.6.0.02.71.2
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap61.38.765.010.780.08.957.17.670.15.666.13.5
small gap9.75.35.04.9.0.021.46.313.44.212.12.4
medium gap19.47.15.04.920.08.99.54.511.94.012.82.5
large gap9.75.325.09.7.0.09.64.64.52.58.42.1
very large gap.0.0.0.0.0.02.42.4.0.00.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap58.04.959.48.760.55.629.72.645.74.142.61.9
small gap15.03.69.45.214.54.024.92.422.83.421.01.6
medium gap16.03.76.34.310.53.522.32.414.62.917.51.5
large gap11.03.121.97.313.23.920.82.316.83.117.61.5
very large gap.0.03.13.11.31.32.20.8.0.01.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167692/154075
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
restriction: landslide/mudflow SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
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.0.0.0.0.0.07.16.9.0.0.0.03.23.1
small gap.0.0.0.0100.0.42.913.225.015.342.418.738.58.7
medium gap.0.0.0.0.0.035.712.812.511.728.817.225.77.8
large gap.0.0100.0..0.014.39.462.517.128.817.232.68.4
very large gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap100.0.7.16.922.514.010.94.613.17.17.77.412.33.2
small gap.0.028.612.144.316.643.57.330.49.638.513.537.64.7
medium gap.0.07.16.911.110.428.36.621.78.630.812.822.54.0
large gap.0.050.013.411.110.417.45.634.89.923.111.725.74.3
very large gap.0.07.16.911.110.4.0.0.0.0.0.01.91.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap42.910.834.69.339.110.245.28.927.27.720.26.833.73.6
small gap19.08.626.98.717.47.99.75.39.15.028.77.718.53.0
medium gap14.37.611.56.317.47.925.87.945.58.716.66.222.93.2
large gap23.89.323.18.326.19.219.47.118.26.734.58.124.33.3
very large gap.0.03.83.8.0.0.0.0.0.0.0.00.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap59.36.453.89.863.38.831.610.730.59.648.19.651.23.7
small gap16.94.919.27.73.33.331.610.730.59.625.98.419.62.9
medium gap13.64.53.83.810.05.515.88.430.49.67.45.013.02.5
large gap8.53.619.27.716.76.815.88.48.75.918.57.513.62.5
very large gap1.71.73.83.86.74.65.35.1.0.0.0.02.71.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap62.76.873.710.187.58.244.411.744.416.670.15.666.23.5
small gap7.83.85.35.1.0.033.311.122.213.913.44.212.12.4
medium gap13.74.821.19.46.36.15.65.422.213.911.94.012.82.5
large gap15.75.1.0.0.0.016.78.811.110.54.52.58.32.1
very large gap.0.0.0.06.36.1.0.0.0.0.0.00.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap58.34.344.25.455.75.626.63.924.04.445.74.142.61.9
small gap13.63.019.84.312.73.732.04.121.94.222.83.421.01.6
medium gap13.63.010.53.311.43.623.43.731.24.714.62.917.51.5
large gap13.63.022.14.515.24.017.23.322.94.316.83.117.61.5
very large gap0.80.83.52.05.12.50.80.8.0.0.0.01.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167693/154076
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: landslide/mudflow 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.0.0100.0.44.411.757.47.256.212.454.95.5
small gap.0.0.0.016.78.819.15.76.36.115.94.0
medium gap.0.0.0.016.78.814.95.225.010.817.14.2
large gap.0.0.0.022.29.88.54.112.58.312.23.6
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.0.0.0.0.0.0100.0.66.712.172.210.5
small gap.0.0.0.0.0.0.0.013.38.811.17.4
medium gap.0.0.0.0.0.0.0.013.38.811.17.4
large gap.0.0.0.0.0.0.0.06.76.55.65.4
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.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0100.0..0.050.035.450.025.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0100.0.50.035.450.025.0
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.
Central Plateauno gap.0.0.0.0.0.066.719.375.012.568.410.7
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.016.715.28.38.010.57.0
large gap.0.0.0.0100.0..0.016.710.815.88.4
very large gap.0.0.0.0.0.016.715.2.0.05.35.1
total.0.0.0.0100.0.100.0.100.0.100.0.
Eastern Plateauno gap.0.0.0.0100.0.50.035.466.719.266.715.7
small gap.0.0.0.0.0.050.035.4.0.011.110.5
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.033.319.322.213.9
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.
Western Pre-Alpsno gap.0.050.035.442.918.780.017.980.017.963.211.0
small gap.0.0.0.042.918.7.0.0.0.015.88.4
medium gap.0.0.0.0.0.020.017.920.017.910.57.1
large gap.0.050.035.414.313.2.0.0.0.010.57.1
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.
Central Pre-Alpsno gap.0.0.0.0.0.050.013.466.719.342.39.7
small gap.0.050.035.450.025.021.411.0.0.023.18.3
medium gap.0.0.0.0.0.0.0.033.319.37.75.2
large gap.0.050.035.450.025.028.612.1.0.026.98.7
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 Pre-Alpsno gap.0.0.0.050.020.485.79.388.910.474.27.8
small gap.0.050.035.416.715.2.0.0.0.06.54.4
medium gap.0.050.035.416.715.27.16.911.110.512.96.0
large gap.0.0.0.016.715.2.0.0.0.03.23.2
very large gap.0.0.0.0.0.07.16.9.0.03.23.2
total.0.0100.0.100.0.100.0.100.0.100.0.
Northwestern Alpsno gap.0.0.0.040.012.742.818.775.015.336.67.5
small gap.0.030.014.513.38.828.617.112.511.719.56.2
medium gap.0.010.09.520.010.3.0.012.511.712.25.1
large gap100.0.50.015.820.010.314.313.3.0.024.46.7
very large gap.0.010.09.56.76.514.313.3.0.07.34.1
total100.0.100.0.100.0.100.0.100.0.100.0.
Central Alpsno gap.0.025.021.722.213.950.017.780.017.940.79.5
small gap100.0.50.025.011.110.512.511.7.0.018.57.5
medium gap.0.0.0.022.213.925.015.3.0.014.86.8
large gap.0.025.021.744.416.612.511.7.0.022.28.0
very large gap.0.0.0.0.0.0.0.020.017.93.73.6
total100.0.100.0.100.0.100.0.100.0.100.0.
Northeastern Alpsno gap.0.035.127.950.017.737.517.1100.0.47.810.9
small gap.0.032.526.925.015.3.0.0.0.014.27.6
medium gap.0.0.0.012.511.7.0.0.0.04.74.6
large gap.0.0.0.012.511.750.017.7.0.023.79.3
very large gap.0.032.526.9.0.012.511.7.0.09.56.4
total.0.0100.0.100.0.100.0.100.0.100.0.
Southwestern Alpsno gap7.16.910.94.645.28.931.610.744.411.726.63.9
small gap42.913.243.57.39.75.331.610.733.311.132.04.1
medium gap35.712.828.36.625.87.915.88.45.65.423.43.7
large gap14.39.417.45.619.47.115.88.416.78.817.23.3
very large gap.0.0.0.0.0.05.35.1.0.00.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.
Southeastern Alpsno gap.0.013.17.127.27.730.59.644.416.624.04.4
small gap25.015.330.49.69.15.030.59.622.213.921.94.2
medium gap12.511.721.78.645.58.730.49.622.213.931.24.7
large gap62.517.134.89.918.26.78.75.911.110.522.94.3
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.
Southern Alpsno gap.0.07.77.420.26.848.19.670.15.645.74.1
small gap42.418.738.513.528.77.725.98.413.44.222.83.4
medium gap28.817.230.812.816.66.27.45.011.94.014.62.9
large gap28.817.223.111.734.58.118.57.54.52.516.83.1
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.
Switzerlandno gap3.23.112.43.233.73.651.33.766.13.542.61.9
small gap38.78.837.64.718.53.019.52.912.22.421.01.6
medium gap25.77.822.44.022.93.213.02.512.82.517.51.5
large gap32.58.425.74.324.43.313.52.58.32.117.61.5
very large gap.0.01.91.30.60.62.61.20.60.61.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167694/154077
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: landslide/mudflow 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.0.0.0.0.0.016.715.2.0.0.0.06.56.3
small gap.0.0.0.0.0.050.020.450.025.050.025.046.612.9
medium gap.0.0.0.0.0.016.715.2.0.025.021.713.38.8
large gap.0.0.0.0100.0.16.715.250.025.025.021.733.512.2
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 gap100.0..0.025.112.514.86.818.211.6.0.016.74.8
small gap.0.0.0.016.610.740.79.518.211.633.315.729.85.9
medium gap.0.0.0.016.610.729.68.89.18.744.416.624.95.6
large gap.0.0.0.033.313.614.86.854.515.022.213.926.85.7
very large gap.0.0.0.08.38.0.0.0.0.0.0.01.71.7
total100.0..0.0100.0.100.0.100.0.100.0.100.0.
upper montaneno gap36.414.550.035.448.58.746.213.821.411.012.58.335.95.1
small gap18.211.6.0.018.26.715.410.014.39.412.58.315.73.9
medium gap9.18.7.0.021.27.115.410.035.712.837.412.123.64.5
large gap36.414.550.035.412.15.723.111.728.612.137.712.124.84.6
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.
lower montaneno gap57.19.350.020.466.79.125.012.5.0.045.515.048.05.1
small gap21.47.816.715.27.45.033.313.630.014.536.414.521.24.2
medium gap14.36.616.715.23.73.616.710.850.015.8.0.013.83.5
large gap7.14.9.0.014.86.825.012.520.012.718.211.613.83.5
very large gap.0.016.715.27.45.0.0.0.0.0.0.03.21.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap62.512.163.614.588.06.545.515.0.0.069.78.067.84.7
small gap.0.018.211.64.03.945.515.033.327.39.15.012.03.2
medium gap25.010.8.0.04.03.99.18.766.727.215.26.213.23.4
large gap12.58.318.211.64.03.9.0.0.0.06.14.27.12.6
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 gap55.46.657.911.360.24.927.55.411.95.041.15.843.62.6
small gap14.34.715.88.411.23.236.25.823.86.619.24.619.82.1
medium gap16.14.95.35.111.23.220.34.831.07.121.94.817.92.0
large gap14.34.715.88.414.33.515.94.433.37.317.94.517.72.0
very large gap.0.05.35.13.11.7.0.0.0.0.0.01.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167695/154078
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: landslide/mudflow 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.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0100.0..0.0.0.0.0.0100.0.
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..0.0.0.0.0.0100.0.
ARno gap.0.0.0.0.0.066.727.6100.0.50.020.8
small gap.0.0.0.050.036.0.0.0.0.016.715.5
medium gap.0.0.0.0.0.033.327.7.0.016.715.5
large gap.0.0.0.050.036.0.0.0.0.016.715.5
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.
BEno gap.0.025.021.719.910.362.512.175.010.849.96.9
small gap.0.0.0.020.410.512.58.36.36.111.74.5
medium gap.0.0.0.013.38.712.58.36.36.19.64.1
large gap100.0.50.025.046.412.912.58.312.58.326.96.1
very large gap.0.025.021.7.0.0.0.0.0.01.91.9
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSno gap.0.0.0.0.0.0100.0.40.022.150.020.6
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.040.022.133.319.4
large gap.0.0.0.0.0.0.0.020.018.016.715.3
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.
FRno gap.0.0.0.0.0.0100.0.100.0.75.021.7
small gap.0.0.0.0100.0..0.0.0.025.021.7
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.0.0.0.0100.0.100.0.100.0.100.0.
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.0.0.0.033.327.575.021.8100.0.62.517.2
small gap.0.0.0.033.327.5.0.0.0.012.511.8
medium gap.0.0.0.033.327.5.0.0.0.012.511.8
large gap.0.0.0.0.0.025.021.8.0.012.511.8
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.
GRno gap.0.015.410.017.47.9.0.062.517.118.35.0
small gap50.025.023.111.78.75.925.012.512.511.718.35.0
medium gap.0.015.410.039.110.250.014.425.015.331.66.0
large gap50.025.046.213.834.910.025.012.5.0.031.76.0
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.
JUno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.075.021.7.0.060.022.0
medium gap.0.0.0.0.0.025.021.8100.0.40.022.0
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.
LUno gap.0.0.0.0.0.0.0.0100.0.100.0.
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.0.0.0.0.0.0.0.0100.0.100.0.
NEno gap.0.0.0.0100.0.85.713.2.0.090.09.4
small gap.0.0.0.0.0.014.313.3.0.010.09.5
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.0.0.0.0100.0.100.0..0.0100.0.
NWno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0100.0..0.0100.0.
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.0.0.0.0.0.0100.0..0.0100.0.
OWno gap.0.0.0.0.0.0.0.0100.0.25.021.8
small gap.0.0.0.0.0.050.035.7.0.025.021.8
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0100.0..0.050.035.7.0.050.025.2
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0..0.0100.0.100.0.100.0.
SGno gap.0.0100.0.75.021.785.713.2100.0.88.27.8
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.025.021.7.0.0.0.05.95.7
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.014.313.3.0.05.95.7
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.0.0.0.0.0.0.0.0100.0.66.727.4
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0100.0..0.033.327.4
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.
SZno gap.0.0.0.0100.0.100.0.100.0.100.0.
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.0.0.0.0100.0.100.0.100.0.100.0.
TGno gap.0.0.0.0100.0..0.0.0.050.035.6
small gap.0.0.0.0.0.0100.0..0.050.035.6
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.0.0.0.0100.0.100.0..0.0100.0.
TIno gap.0.0.0.014.313.250.015.867.78.445.86.5
small gap50.025.028.617.128.617.140.015.59.75.322.05.4
medium gap25.021.742.918.728.617.1.0.016.16.618.65.1
large gap25.021.728.617.128.617.110.09.56.54.413.64.5
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.
URno gap.0.050.035.620.018.066.727.4100.0.50.014.5
small gap.0.050.035.620.018.0.0.0.0.016.710.8
medium gap.0.0.0.040.022.0.0.0.0.016.710.8
large gap.0.0.0.020.018.033.327.4.0.016.710.8
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.
VDno gap.0.050.035.466.719.350.025.080.017.964.711.6
small gap.0.0.0.016.715.2.0.0.0.05.95.7
medium gap.0.050.035.416.715.2.0.020.017.917.69.3
large gap.0.0.0.0.0.025.021.7.0.05.95.7
very large gap.0.0.0.0.0.025.021.7.0.05.95.7
total.0.0100.0.100.0.100.0.100.0.100.0.
VSno gap16.715.213.86.452.912.125.012.546.213.829.95.2
small gap50.020.437.99.011.87.833.313.638.513.532.55.3
medium gap16.715.231.08.617.69.316.710.87.77.420.84.6
large gap16.715.217.27.017.69.325.012.57.77.416.94.3
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.
ZGno 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.0.0.0.0.0.0100.0..0.0100.0.
total.0.0.0.0.0.0100.0..0.0100.0.
ZHno gap.0.0.0.0.0.0.0.0100.0.100.0.
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.0.0.0.0.0.0.0.0100.0.100.0.
Switzerlandno gap6.66.316.74.836.05.147.65.167.44.743.52.6
small gap46.712.929.75.915.93.921.34.212.03.219.82.1
medium gap13.48.825.25.623.74.513.73.513.43.518.02.0
large gap33.312.226.85.724.54.513.83.67.22.617.52.0
very large gap.0.01.61.6.0.03.52.0.0.01.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167696/154079
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: landslide/mudflow 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.0.0.0.0.0.09.18.7.0.06.66.4
small gap.0.0.0.0.0.045.515.050.025.046.712.9
medium gap.0.0.0.0.0.09.18.725.021.713.48.8
large gap.0.0.0.0.0.036.414.525.021.733.312.2
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.
lower subalpineno gap100.0..0.033.327.217.15.5.0.016.84.8
small gap.0.0.0.033.327.229.86.733.315.730.05.9
medium gap.0.0.0.0.0.023.46.244.416.625.05.6
large gap.0.0.0.033.327.227.66.522.213.926.65.7
very large gap.0.0.0.0.0.02.12.1.0.01.71.6
total100.0..0.0100.0.100.0.100.0.100.0.
upper montaneno gap40.015.550.035.440.015.541.56.87.16.935.95.1
small gap10.09.550.035.430.014.513.34.714.29.315.83.9
medium gap10.09.5.0.010.09.526.46.135.612.823.54.5
large gap40.015.5.0.020.012.718.85.443.013.224.94.6
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.
lower montaneno gap60.09.840.021.972.210.628.67.645.515.048.25.1
small gap24.08.520.017.911.17.420.06.836.414.521.34.2
medium gap12.06.520.017.95.65.422.97.1.0.013.73.5
large gap4.03.920.017.95.65.422.97.118.211.613.63.5
very large gap.0.0.0.05.65.45.73.9.0.03.21.8
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap50.012.577.813.990.98.763.38.869.78.067.74.7
small gap12.58.3.0.0.0.023.37.79.15.012.03.3
medium gap25.010.8.0.09.18.710.05.515.26.213.23.4
large gap12.58.322.213.9.0.03.33.36.14.27.12.6
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 gap53.86.962.512.166.77.334.13.640.85.843.62.6
small gap17.35.212.58.314.35.422.73.219.74.719.82.1
medium gap15.45.06.36.17.14.021.03.121.14.817.92.0
large gap13.54.718.89.89.54.520.43.018.44.617.62.0
very large gap.0.0.0.02.42.41.71.0.0.01.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167697/154080
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: landslide/mudflow 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.0.0.0.0.0.016.715.2.0.0.0.06.56.3
small gap.0.0.0.0.0.050.020.450.025.050.025.046.612.9
medium gap.0.0.0.0.0.016.715.2.0.025.021.713.38.8
large gap.0.0100.0..0.016.715.250.025.025.021.733.612.2
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 gap100.0.16.715.250.625.013.86.418.211.6.0.016.74.8
small gap.0.0.0.049.425.037.99.018.211.633.315.729.85.9
medium gap.0.016.715.2.0.031.08.69.18.744.416.624.95.6
large gap.0.050.020.4.0.017.27.054.515.022.213.926.85.7
very large gap.0.016.715.2.0.0.0.0.0.0.0.01.71.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap41.714.242.813.243.812.452.912.125.010.87.16.935.85.1
small gap16.710.821.411.018.89.811.87.812.58.314.29.315.83.9
medium gap8.38.014.39.425.010.817.69.337.512.135.612.823.54.5
large gap33.313.621.411.012.58.317.69.325.010.843.013.224.94.6
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.
lower montaneno gap56.79.054.515.073.710.125.012.5.0.045.515.047.95.1
small gap23.37.718.211.6.0.033.313.627.313.436.414.521.34.2
medium gap13.36.2.0.05.35.116.710.854.515.0.0.013.83.5
large gap6.74.618.211.610.57.025.012.518.211.618.211.613.83.6
very large gap.0.09.18.710.57.0.0.0.0.0.0.03.21.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap60.09.883.310.8100.0.46.213.850.020.469.78.067.74.7
small gap8.05.48.38.0.0.038.513.516.715.29.15.012.03.3
medium gap16.07.38.38.0.0.07.77.433.319.315.26.213.23.4
large gap16.07.3.0.0.0.07.77.4.0.06.14.27.12.6
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 gap55.96.052.37.567.46.729.95.218.85.640.85.843.52.6
small gap16.24.513.65.210.24.332.55.320.85.919.74.719.82.1
medium gap13.24.19.14.310.24.320.84.631.36.721.14.817.92.0
large gap14.74.320.56.18.23.916.94.329.26.618.44.617.72.0
very large gap.0.04.53.14.12.8.0.0.0.0.0.01.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167698/154081
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: landslide/mudflow 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.0.0100.0.40.015.556.510.350.017.752.47.7
small gap.0.0.0.010.09.526.19.2.0.016.75.8
medium gap.0.0.0.010.09.513.07.025.015.314.35.4
large gap.0.0.0.040.015.54.34.325.015.316.75.8
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.
Eastern Jurano gap.0.0.0.0.0.0100.0.50.017.760.015.5
small gap.0.0.0.0.0.0.0.025.015.420.012.7
medium gap.0.0.0.0.0.0.0.025.015.420.012.7
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.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0100.0..0.0.0.050.035.5
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0100.0..0.050.035.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0..0.0100.0.
Central Plateauno gap.0.0.0.0.0.050.035.485.713.277.813.9
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.050.035.4.0.011.110.5
large gap.0.0.0.0.0.0.0.014.313.311.110.5
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.0.0.0.0100.0.50.035.450.035.460.021.9
small gap.0.0.0.0.0.050.035.4.0.020.017.9
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.050.035.420.017.9
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.
Western Pre-Alpsno gap.0.0100.0.66.727.3100.0.75.021.780.012.6
small gap.0.0.0.033.327.3.0.0.0.010.09.5
medium gap.0.0.0.0.0.0.0.025.021.710.09.5
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.0.0100.0.100.0.100.0.100.0.100.0.
Central Pre-Alpsno gap.0.0.0.0.0.040.021.9100.0.40.015.5
small gap.0.0.0.050.035.440.021.9.0.030.014.5
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0100.0.50.035.420.017.9.0.030.014.5
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 Pre-Alpsno gap.0.0.0.040.022.081.811.6100.0.72.79.5
small gap.0.0100.0.20.017.9.0.0.0.09.16.1
medium gap.0.0.0.020.017.99.18.7.0.09.16.1
large gap.0.0.0.020.017.9.0.0.0.04.54.5
very large gap.0.0.0.0.0.09.18.7.0.04.54.5
total.0.0100.0.100.0.100.0.100.0.100.0.
Northwestern Alpsno gap.0.0.0.044.316.650.025.183.315.245.810.2
small gap.0.0.0.011.410.7.0.016.715.38.45.7
medium gap.0.025.021.722.213.9.0.0.0.012.56.8
large gap100.0.50.025.122.213.925.021.7.0.025.08.9
very large gap.0.025.021.7.0.025.021.7.0.08.35.7
total100.0.100.0.100.0.100.0.100.0.100.0.
Central Alpsno gap.0.050.035.533.319.366.727.3100.0.57.113.3
small gap.0.050.035.516.715.3.0.0.0.014.39.4
medium gap.0.0.0.033.319.3.0.0.0.014.39.4
large gap.0.0.0.016.715.333.327.3.0.014.39.4
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.0.0100.0.60.022.060.022.0100.0.69.312.8
small gap.0.0.0.020.018.0.0.0.0.07.77.4
medium gap.0.0.0.020.018.0.0.0.0.07.77.4
large gap.0.0.0.0.0.020.018.0.0.07.77.4
very large gap.0.0.0.0.0.020.018.0.0.07.77.4
total.0.0100.0.100.0.100.0.100.0.100.0.
Southwestern Alpsno gap16.715.213.86.452.912.125.012.546.213.829.95.2
small gap50.020.437.99.011.87.833.313.638.513.532.55.3
medium gap16.715.231.08.617.69.316.710.87.77.420.84.6
large gap16.715.217.27.017.69.325.012.57.77.416.94.3
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.
Southeastern Alpsno gap.0.018.211.625.010.8.0.050.020.418.85.6
small gap50.025.018.211.612.58.327.313.416.715.220.85.9
medium gap.0.09.18.737.512.154.515.033.319.331.36.7
large gap50.025.054.515.025.010.818.211.6.0.029.26.6
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.
Southern Alpsno gap.0.0.0.07.16.945.515.069.78.040.85.8
small gap50.025.033.315.714.29.336.414.59.15.019.74.7
medium gap25.021.744.416.635.612.8.0.015.26.221.14.8
large gap25.021.722.213.943.013.218.211.66.14.218.44.6
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.
Switzerlandno gap6.56.316.84.835.85.148.15.167.54.743.52.6
small gap46.612.929.85.916.03.921.24.212.23.319.92.1
medium gap13.38.824.95.623.54.513.63.513.43.517.92.0
large gap33.612.226.85.724.74.613.93.66.92.517.62.0
very large gap.0.01.71.7.0.03.21.8.0.01.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167699/154082
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: landslide/mudflow 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.0.0.0.0.0.016.715.2.0.0.0.08.98.6
small gap.0.0.0.0.0.050.020.466.727.3100.0.54.615.0
medium gap.0.0.0.0.0.016.715.2.0.0.0.08.98.6
large gap.0.0.0.0100.0.16.715.233.327.3.0.027.513.5
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 gap100.0..0.027.413.514.86.822.213.9.0.017.65.1
small gap.0.0.0.018.111.640.79.522.213.933.315.731.46.1
medium gap.0.0.0.09.18.729.68.811.110.544.416.624.55.7
large gap.0.0.0.036.314.514.86.844.416.622.213.924.75.7
very large gap.0.0.0.09.18.7.0.0.0.0.0.01.81.8
total100.0..0.0100.0.100.0.100.0.100.0.100.0.
upper montaneno gap40.015.550.035.444.89.241.714.325.012.57.77.434.55.4
small gap20.012.7.0.020.77.516.710.88.38.015.310.016.74.2
medium gap10.09.5.0.020.77.516.710.841.714.238.313.524.44.9
large gap30.014.550.035.413.86.425.012.525.012.538.713.524.44.9
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.
lower montaneno gap57.19.350.020.466.79.127.313.4.0.055.616.649.65.2
small gap21.47.816.715.27.45.036.414.530.014.533.315.720.84.3
medium gap14.36.616.715.23.73.69.18.750.015.8.0.013.23.5
large gap7.14.9.0.014.86.827.313.420.012.711.110.513.13.5
very large gap.0.016.715.27.45.0.0.0.0.0.0.03.31.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap62.512.163.614.588.06.545.515.0.0.071.97.968.54.7
small gap.0.018.211.64.03.945.515.033.327.39.45.212.13.3
medium gap25.010.8.0.04.03.99.18.766.727.215.66.413.33.4
large gap12.58.318.211.64.03.9.0.0.0.03.13.16.22.4
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 gap56.46.757.911.360.25.126.95.413.55.645.36.244.92.7
small gap14.54.815.88.411.83.437.35.924.37.118.74.920.22.2
medium gap16.45.05.35.19.73.119.44.835.17.921.95.217.62.1
large gap12.74.515.88.415.03.716.44.527.07.314.14.416.12.0
very large gap.0.05.35.13.21.8.0.0.0.0.0.01.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167700/154083
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: landslide/mudflow 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.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0100.0..0.0.0.0.0.0100.0.
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..0.0.0.0.0.0100.0.
ARno gap.0.0.0.0.0.066.727.6100.0.50.020.8
small gap.0.0.0.050.036.0.0.0.0.016.715.5
medium gap.0.0.0.0.0.033.327.7.0.016.715.5
large gap.0.0.0.050.036.0.0.0.0.016.715.5
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.
BEno gap.0.025.021.721.310.962.512.175.010.850.97.0
small gap.0.0.0.021.811.112.58.36.36.111.94.6
medium gap.0.0.0.014.29.312.58.36.36.19.84.2
large gap100.0.50.025.042.613.212.58.312.58.325.56.1
very large gap.0.025.021.7.0.0.0.0.0.02.01.9
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSno gap.0.0.0.0.0.0100.0.40.022.150.020.6
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.040.022.133.319.4
large gap.0.0.0.0.0.0.0.020.018.016.715.3
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.
FRno gap.0.0.0.0.0.0100.0.100.0.75.021.7
small gap.0.0.0.0100.0..0.0.0.025.021.7
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.0.0.0.0100.0.100.0.100.0.100.0.
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.0.0.0.033.327.575.021.8100.0.62.517.2
small gap.0.0.0.033.327.5.0.0.0.012.511.8
medium gap.0.0.0.033.327.5.0.0.0.012.511.8
large gap.0.0.0.0.0.025.021.8.0.012.511.8
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.
GRno gap.0.018.211.615.08.0.0.062.517.118.55.3
small gap66.727.227.313.45.04.925.012.512.511.718.55.3
medium gap.0.018.211.644.911.150.014.425.015.335.26.5
large gap33.327.236.414.535.110.725.012.5.0.027.86.1
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.
JUno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.075.021.7.0.060.022.0
medium gap.0.0.0.0.0.025.021.8100.0.40.022.0
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.
LUno gap.0.0.0.0.0.0.0.0100.0.100.0.
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.0.0.0.0.0.0.0.0100.0.100.0.
NEno gap.0.0.0.0100.0.85.713.2.0.090.09.4
small gap.0.0.0.0.0.014.313.3.0.010.09.5
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.0.0.0.0100.0.100.0..0.0100.0.
NWno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0100.0..0.0100.0.
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.0.0.0.0.0.0100.0..0.0100.0.
OWno gap.0.0.0.0.0.0.0.0100.0.25.021.8
small gap.0.0.0.0.0.050.035.7.0.025.021.8
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0100.0..0.050.035.7.0.050.025.2
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0..0.0100.0.100.0.100.0.
SGno gap.0.0100.0.75.021.785.713.2100.0.88.27.8
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.025.021.7.0.0.0.05.95.7
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.014.313.3.0.05.95.7
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.0.0.0.0.0.0.0.0100.0.66.727.4
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0100.0..0.033.327.4
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.
SZno gap.0.0.0.0100.0.100.0.100.0.100.0.
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.0.0.0.0100.0.100.0.100.0.100.0.
TGno gap.0.0.0.0100.0..0.0.0.050.035.6
small gap.0.0.0.0.0.0100.0..0.050.035.6
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.0.0.0.0100.0.100.0..0.0100.0.
TIno gap.0.0.0.020.017.962.517.170.08.452.97.0
small gap100.0.28.617.140.021.937.517.110.05.521.65.8
medium gap.0.042.918.720.017.9.0.016.76.817.65.3
large gap.0.028.617.120.017.9.0.03.33.37.83.8
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.
URno gap.0.050.035.6.0.066.727.4100.0.50.015.9
small gap.0.050.035.633.327.4.0.0.0.020.012.7
medium gap.0.0.0.033.327.4.0.0.0.010.09.5
large gap.0.0.0.033.327.433.327.4.0.020.012.7
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.0.0100.0.60.021.950.025.080.017.966.712.2
small gap.0.0.0.020.017.9.0.0.0.06.76.5
medium gap.0.0.0.020.017.9.0.020.017.913.38.8
large gap.0.0.0.0.0.025.021.7.0.06.76.5
very large gap.0.0.0.0.0.025.021.7.0.06.76.5
total.0.0100.0.100.0.100.0.100.0.100.0.
VSno gap16.715.213.86.446.712.927.313.446.213.828.45.2
small gap50.020.437.99.013.38.836.414.538.513.533.85.5
medium gap16.715.231.08.620.010.39.18.77.77.420.34.7
large gap16.715.217.27.020.010.327.313.47.77.417.64.4
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.
ZGno 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.0.0.0.0.0.0100.0..0.0100.0.
total.0.0.0.0.0.0100.0..0.0100.0.
ZHno gap.0.0.0.0.0.0.0.0100.0.100.0.
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.0.0.0.0.0.0.0.0100.0.100.0.
Switzerlandno gap9.08.617.65.134.65.449.15.268.14.744.82.7
small gap54.815.031.36.116.94.320.94.312.13.320.22.2
medium gap9.08.624.65.724.54.913.13.513.63.517.72.1
large gap27.213.424.75.724.04.813.23.56.32.516.02.0
very large gap.0.01.71.7.0.03.62.1.0.01.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167701/154084
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: landslide/mudflow 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.0.0.0.0.0.010.09.5.0.09.18.7
small gap.0.0.0.0.0.050.015.8100.0.54.715.0
medium gap.0.0.0.0.0.010.09.5.0.09.18.7
large gap.0.0.0.0.0.030.014.5.0.027.213.4
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.
lower subalpineno gap100.0..0.033.327.218.35.8.0.017.75.1
small gap.0.0.0.033.327.231.87.033.315.731.56.2
medium gap.0.0.0.0.0.022.76.344.416.624.55.7
large gap.0.0.0.033.327.225.06.522.213.924.55.7
very large gap.0.0.0.0.0.02.32.2.0.01.71.7
total100.0..0.0100.0.100.0.100.0.100.0.
upper montaneno gap44.416.650.035.433.315.739.17.28.38.034.55.4
small gap11.110.550.035.433.315.713.15.016.610.716.84.2
medium gap11.110.5.0.011.110.528.26.633.213.624.24.8
large gap33.315.7.0.022.213.919.55.841.914.324.54.9
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.
lower montaneno gap60.09.840.021.972.210.629.47.855.616.649.85.2
small gap24.08.520.017.911.17.420.66.933.315.720.94.3
medium gap12.06.520.017.95.65.420.66.9.0.013.13.5
large gap4.03.920.017.95.65.423.57.311.110.513.03.5
very large gap.0.0.0.05.65.45.94.0.0.03.31.8
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap50.012.577.813.990.98.763.38.871.97.968.44.7
small gap12.58.3.0.0.0.023.37.79.45.212.13.3
medium gap25.010.8.0.09.18.710.05.515.66.413.43.4
large gap12.58.322.213.9.0.03.33.33.13.16.22.4
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 gap54.97.062.512.165.97.434.23.746.06.345.02.7
small gap17.65.312.58.314.65.523.83.319.04.920.22.2
medium gap15.75.16.36.17.34.120.73.220.65.117.52.1
large gap11.84.518.89.89.84.619.53.114.34.416.02.0
very large gap.0.0.0.02.42.41.81.0.0.01.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167702/154085
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: landslide/mudflow 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.0.0.0.0.0.016.715.2.0.0.0.09.08.6
small gap.0.0.0.0.0.050.020.466.727.2100.0.54.515.0
medium gap.0.0.0.0.0.016.715.2.0.0.0.09.08.6
large gap.0.0100.0..0.016.715.233.327.2.0.027.613.5
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 gap100.0.20.017.950.625.013.86.422.213.9.0.017.65.1
small gap.0.0.0.049.425.037.99.022.213.933.315.731.46.1
medium gap.0.0.0.0.0.031.08.611.110.544.416.624.55.7
large gap.0.060.021.9.0.017.27.044.416.622.213.924.75.7
very large gap.0.020.017.9.0.0.0.0.0.0.0.01.81.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap45.515.038.513.542.913.246.712.923.111.78.38.034.55.4
small gap18.211.623.111.721.411.013.38.87.77.416.610.716.74.2
medium gap9.18.715.410.021.411.020.010.346.213.833.213.624.34.9
large gap27.313.423.111.714.39.420.010.323.111.741.914.324.54.9
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.
lower montaneno gap56.79.054.515.073.710.127.313.4.0.055.616.649.55.2
small gap23.37.718.211.6.0.036.414.527.313.433.315.720.94.3
medium gap13.36.2.0.05.35.19.18.754.515.0.0.013.23.5
large gap6.74.618.211.610.57.027.313.418.211.611.110.513.13.5
very large gap.0.09.18.710.57.0.0.0.0.0.0.03.31.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap60.09.883.310.8100.0.46.213.850.020.471.97.968.44.7
small gap8.05.48.38.0.0.038.513.516.715.29.45.212.13.3
medium gap16.07.38.38.0.0.07.77.433.319.315.66.413.33.4
large gap16.07.3.0.0.0.07.77.4.0.03.13.16.12.4
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 gap56.76.152.47.768.16.828.45.219.06.146.06.344.92.7
small gap16.44.514.35.410.64.533.85.521.46.319.04.920.22.2
medium gap13.44.27.14.08.54.120.34.735.77.420.65.117.62.1
large gap13.44.221.46.38.54.117.64.423.86.614.34.416.12.0
very large gap.0.04.83.34.32.9.0.0.0.0.0.01.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167703/154086
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: landslide/mudflow 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.0.0100.0.44.416.656.510.350.017.753.77.8
small gap.0.0.0.011.110.526.19.2.0.017.15.9
medium gap.0.0.0.011.110.513.07.025.015.314.65.5
large gap.0.0.0.033.315.74.34.325.015.314.65.5
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.0.0.0.0.0.0100.0.50.017.760.015.5
small gap.0.0.0.0.0.0.0.025.015.420.012.7
medium gap.0.0.0.0.0.0.0.025.015.420.012.7
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.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0100.0..0.0.0.050.035.5
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0100.0..0.050.035.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0..0.0100.0.
Central Plateauno gap.0.0.0.0.0.050.035.485.713.277.813.9
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.050.035.4.0.011.110.5
large gap.0.0.0.0.0.0.0.014.313.311.110.5
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.0.0.0.0100.0.50.035.450.035.460.021.9
small gap.0.0.0.0.0.050.035.4.0.020.017.9
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.050.035.420.017.9
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.
Western Pre-Alpsno gap.0.0100.0.50.035.5100.0.75.021.777.813.9
small gap.0.0.0.050.035.5.0.0.0.011.110.5
medium gap.0.0.0.0.0.0.0.025.021.711.110.5
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.0.0100.0.100.0.100.0.100.0.100.0.
Central Pre-Alpsno gap.0.0.0.0.0.040.021.9100.0.40.015.5
small gap.0.0.0.050.035.440.021.9.0.030.014.5
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0100.0.50.035.420.017.9.0.030.014.5
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 Pre-Alpsno gap.0.0.0.040.022.081.811.6100.0.72.79.5
small gap.0.0100.0.20.017.9.0.0.0.09.16.1
medium gap.0.0.0.020.017.99.18.7.0.09.16.1
large gap.0.0.0.020.017.9.0.0.0.04.54.5
very large gap.0.0.0.0.0.09.18.7.0.04.54.5
total.0.0100.0.100.0.100.0.100.0.100.0.
Northwestern Alpsno gap.0.0.0.044.316.650.025.183.315.247.810.4
small gap.0.0.0.011.410.7.0.016.715.38.85.9
medium gap.0.0.0.022.213.9.0.0.0.08.75.9
large gap100.0.66.727.322.213.925.021.7.0.026.19.2
very large gap.0.033.327.3.0.025.021.7.0.08.75.9
total100.0.100.0.100.0.100.0.100.0.100.0.
Central Alpsno gap.0.050.035.525.021.866.727.3100.0.58.314.3
small gap.0.050.035.525.021.8.0.0.0.016.710.8
medium gap.0.0.0.025.021.8.0.0.0.08.38.0
large gap.0.0.0.025.021.833.327.3.0.016.710.8
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.0.0100.0.60.022.060.022.0100.0.69.312.8
small gap.0.0.0.020.018.0.0.0.0.07.77.4
medium gap.0.0.0.020.018.0.0.0.0.07.77.4
large gap.0.0.0.0.0.020.018.0.0.07.77.4
very large gap.0.0.0.0.0.020.018.0.0.07.77.4
total.0.0100.0.100.0.100.0.100.0.100.0.
Southwestern Alpsno gap16.715.213.86.446.712.927.313.446.213.828.45.2
small gap50.020.437.99.013.38.836.414.538.513.533.85.5
medium gap16.715.231.08.620.010.39.18.77.77.420.34.7
large gap16.715.217.27.020.010.327.313.47.77.417.64.4
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.
Southeastern Alpsno gap.0.022.213.923.111.7.0.050.020.419.06.1
small gap66.727.222.213.97.77.427.313.416.715.221.46.3
medium gap.0.011.110.546.213.854.515.033.319.335.77.4
large gap33.327.244.416.623.111.718.211.6.0.023.86.6
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.
Southern Alpsno gap.0.0.0.08.38.055.616.671.97.946.06.3
small gap100.0.33.315.716.610.733.315.79.45.219.04.9
medium gap.0.044.416.633.213.6.0.015.66.420.65.1
large gap.0.022.213.941.914.311.110.53.13.114.34.4
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.
Switzerlandno gap9.08.617.75.134.55.449.75.268.14.744.92.7
small gap54.615.031.46.116.94.320.84.212.33.320.32.2
medium gap9.08.624.45.724.24.813.03.513.53.517.62.1
large gap27.513.524.75.724.34.913.23.66.02.416.12.0
very large gap.0.01.81.8.0.03.31.9.0.01.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167704/154087
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: landslide/mudflow 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.0.0.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.050.020.4.0.050.025.033.112.1
medium gap.0.0.0.0.0.016.715.250.025.025.021.726.811.5
large gap.0.0.0.0100.0.33.319.350.025.025.021.740.112.7
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 gap.0.0.0.016.810.83.73.6.0.0.0.05.12.8
small gap100.0..0.025.012.529.68.827.313.433.315.730.05.9
medium gap.0.0.0.016.610.722.28.018.211.622.213.920.05.2
large gap.0.0.0.033.313.644.49.645.515.044.416.641.66.4
very large gap.0.0.0.08.38.0.0.09.18.7.0.03.42.3
total100.0..0.0100.0.100.0.100.0.100.0.100.0.
upper montaneno gap9.18.750.035.430.38.023.111.714.39.418.79.722.54.4
small gap54.515.050.035.439.48.530.812.828.612.124.910.836.05.1
medium gap9.18.7.0.06.14.230.812.828.612.124.910.816.83.9
large gap27.313.4.0.018.26.715.410.028.612.131.411.622.64.4
very large gap.0.0.0.06.14.2.0.0.0.0.0.02.31.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap53.69.433.319.355.69.616.710.820.012.754.515.044.95.1
small gap21.47.850.020.418.57.550.014.530.014.536.414.528.64.7
medium gap14.36.6.0.011.16.1.0.030.014.5.0.010.73.2
large gap10.75.816.715.214.86.833.313.620.012.79.18.715.83.8
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.
colline/submontaneno gap43.812.436.414.556.09.927.313.4.0.045.58.743.55.0
small gap18.89.854.515.028.09.045.515.066.727.236.48.435.34.8
medium gap31.311.69.18.712.06.518.211.6.0.06.14.213.13.4
large gap6.36.1.0.04.03.99.18.733.327.312.15.78.12.7
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 gap41.16.636.811.141.95.013.04.19.54.532.95.530.42.4
small gap28.66.052.611.528.64.637.75.828.67.034.25.632.72.5
medium gap17.95.15.35.110.23.118.84.726.26.812.33.815.11.9
large gap12.54.45.35.116.33.730.45.533.37.320.64.720.62.1
very large gap.0.0.0.03.11.7.0.02.42.4.0.01.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167705/154088
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: landslide/mudflow 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.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0100.0..0.0.0.0.0.0100.0.
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..0.0.0.0.0.0100.0.
ARno gap.0.0.0.050.036.033.327.7.0.033.319.6
small gap.0.0.0.050.036.0.0.0100.0.33.319.6
medium gap.0.0.0.0.0.033.327.7.0.016.715.5
large gap.0.0.0.0.0.033.327.7.0.016.715.5
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.
BEno gap.0.0.0.013.79.056.312.450.012.536.66.7
small gap.0.025.021.739.812.618.89.831.311.628.86.3
medium gap.0.0.0.019.910.312.58.312.58.313.44.7
large gap100.0.50.025.019.910.312.58.36.36.117.35.2
very large gap.0.025.021.76.66.4.0.0.0.03.82.7
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSno gap.0.0.0.0.0.0100.0.40.022.150.020.6
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.060.022.150.020.6
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.0.0.0.0.0.0100.0.100.0.75.021.7
small gap.0.0.0.0100.0..0.0.0.025.021.7
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.0.0.0.0100.0.100.0.100.0.100.0.
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.0.0.0.0.0.050.025.2.0.025.015.4
small gap.0.0.0.066.727.450.025.2100.0.62.517.2
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.033.327.5.0.0.0.012.511.8
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.
GRno gap.0.0.0.021.78.616.710.837.517.116.74.8
small gap.0.030.812.821.78.633.313.650.017.728.35.8
medium gap50.025.015.410.030.49.625.012.5.0.023.35.5
large gap50.025.046.213.826.29.225.012.512.511.730.05.9
very large gap.0.07.77.4.0.0.0.0.0.01.71.7
total100.0.100.0.100.0.100.0.100.0.100.0.
JUno gap.0.0.0.0.0.050.025.1.0.040.022.0
small gap.0.0.0.0.0.050.025.1.0.040.022.0
medium gap.0.0.0.0.0.0.0.0100.0.20.018.0
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.
LUno gap.0.0.0.0.0.0.0.0100.0.100.0.
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.0.0.0.0.0.0.0.0100.0.100.0.
NEno gap.0.0.0.0.0.057.118.8.0.040.015.6
small gap.0.0.0.0100.0.14.313.3.0.040.015.6
medium gap.0.0.0.0.0.014.313.3.0.010.09.5
large gap.0.0.0.0.0.014.313.3.0.010.09.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0..0.0100.0.
NWno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0100.0..0.0100.0.
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.0.0.0.0.0.0100.0..0.0100.0.
OWno gap.0.0.0.0.0.050.035.7.0.025.021.8
small gap.0.0.0.0.0.0.0.0100.0.25.021.8
medium gap.0.0.0.0.0.050.035.7.0.025.021.8
large gap.0.0100.0..0.0.0.0.0.025.021.8
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0..0.0100.0.100.0.100.0.
SGno gap.0.0100.0.25.021.742.918.860.022.047.012.1
small gap.0.0.0.050.025.128.617.140.022.035.311.6
medium gap.0.0.0.0.0.014.313.3.0.05.95.7
large gap.0.0.0.025.021.714.313.3.0.011.87.8
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.
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.0.0.0.0.0.0.0.0100.0.66.727.4
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0100.0..0.033.327.4
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.
SZno gap.0.0.0.050.035.650.035.6100.0.60.022.0
small gap.0.0.0.0.0.050.035.6.0.020.018.0
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.0.0.0.050.035.6.0.0.0.020.018.0
total.0.0.0.0100.0.100.0.100.0.100.0.
TGno gap.0.0.0.0100.0.100.0..0.0100.0.
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.0.0.0.0100.0.100.0..0.0100.0.
TIno gap.0.0.0.0.0.060.015.545.28.933.96.2
small gap50.025.028.617.142.918.730.014.535.58.635.66.2
medium gap25.021.728.617.114.313.2.0.06.54.410.23.9
large gap25.021.742.918.742.918.710.09.512.96.020.35.2
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.
URno gap.0.050.035.620.018.066.727.4.0.033.313.7
small gap.0.050.035.620.018.0.0.050.035.625.012.6
medium gap.0.0.0.0.0.0.0.050.035.68.38.0
large gap.0.0.0.060.022.033.327.4.0.033.313.7
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.0.0.0.050.020.450.025.060.021.947.112.1
small gap.0.050.035.450.020.425.021.720.017.935.311.6
medium gap.0.050.035.4.0.0.0.020.017.911.87.8
large gap.0.0.0.0.0.025.021.7.0.05.95.7
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.
VSno gap.0.03.43.429.411.116.710.838.513.516.94.3
small gap50.020.427.68.329.411.150.014.438.513.535.15.4
medium gap16.715.224.18.023.510.3.0.015.410.018.24.4
large gap33.319.344.89.217.69.333.313.67.77.429.95.2
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.
ZGno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0100.0..0.0100.0.
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.0.0.0.0.0.0100.0..0.0100.0.
ZHno 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.0.0.0.0.0.0.0.0100.0.100.0.
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.
Switzerlandno gap.0.04.92.822.54.444.75.143.45.030.42.4
small gap33.412.229.95.936.15.129.24.735.14.832.92.5
medium gap26.811.520.15.216.73.910.53.213.63.515.21.9
large gap39.912.641.76.422.54.415.63.78.02.720.52.1
very large gap.0.03.32.32.31.6.0.0.0.01.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167706/154089
NFI4b
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: landslide/mudflow SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.027.313.450.025.033.412.2
medium gap.0.0.0.0.0.027.313.425.021.726.711.4
large gap.0.0.0.0.0.045.515.025.021.739.912.6
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.
lower subalpineno gap.0.0.0.0.0.06.53.6.0.05.12.8
small gap100.0..0.066.727.225.56.433.315.730.15.9
medium gap.0.0.0.0.0.021.36.022.213.919.95.2
large gap.0.0.0.033.327.242.57.244.416.641.66.4
very large gap.0.0.0.0.0.04.32.9.0.03.32.3
total100.0..0.0100.0.100.0.100.0.100.0.
upper montaneno gap10.09.550.035.450.015.820.85.614.29.322.54.4
small gap50.015.850.035.440.015.533.96.528.512.136.05.1
medium gap10.09.5.0.010.09.518.85.421.411.016.84.0
large gap30.014.5.0.0.0.022.65.735.912.822.54.4
very large gap.0.0.0.0.0.03.82.6.0.02.21.5
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap56.09.940.021.950.011.831.47.854.515.044.95.1
small gap20.08.040.021.922.29.834.38.036.414.528.64.7
medium gap16.07.3.0.016.78.88.64.7.0.010.73.2
large gap8.05.420.017.911.17.425.77.49.18.715.83.7
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.
colline/submontaneno gap31.311.655.616.645.515.043.39.045.58.743.45.0
small gap31.311.633.315.727.313.440.08.936.48.435.34.8
medium gap31.311.611.110.518.211.610.05.56.14.213.33.4
large gap6.36.1.0.09.18.76.74.612.15.78.12.7
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 gap38.56.750.012.545.27.721.63.132.45.630.42.4
small gap30.86.437.512.131.07.132.43.535.25.732.72.5
medium gap19.25.56.36.114.35.416.52.811.33.815.11.9
large gap11.54.46.36.19.54.527.33.421.24.920.62.1
very large gap.0.0.0.0.0.02.31.1.0.01.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167707/154090
NFI4b
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: landslide/mudflow SilvaProtect = inside perimeter
grid: grid NFI4 2009-2013
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.050.020.4.0.050.025.033.112.1
medium gap.0.0.0.0.0.016.715.250.025.025.021.726.711.4
large gap.0.0100.0..0.033.319.350.025.025.021.740.112.7
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 gap.0.0.0.050.625.03.43.4.0.0.0.05.02.8
small gap100.0.16.715.249.425.027.68.327.313.433.315.730.05.9
medium gap.0.016.715.2.0.024.18.018.211.622.213.919.95.2
large gap.0.050.020.4.0.044.89.245.515.044.416.641.76.4
very large gap.0.016.715.2.0.0.0.09.18.7.0.03.42.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap16.710.828.612.125.010.829.411.118.89.814.29.322.44.4
small gap50.014.450.013.437.512.129.411.125.010.828.512.136.05.1
medium gap8.38.014.39.4.0.023.510.331.311.621.411.016.84.0
large gap25.012.5.0.031.311.617.69.325.010.835.912.822.44.4
very large gap.0.07.16.96.36.1.0.0.0.0.0.02.31.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap53.39.163.614.547.411.516.710.818.211.654.515.044.95.1
small gap23.37.718.211.626.310.150.014.427.313.436.414.528.64.7
medium gap13.36.29.18.710.57.0.0.027.313.4.0.010.73.2
large gap10.05.59.18.715.88.433.313.627.313.49.18.715.83.8
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.
colline/submontaneno gap40.09.858.314.240.015.538.513.533.319.345.58.743.55.0
small gap32.09.325.012.540.015.538.513.550.020.436.48.435.34.8
medium gap24.08.516.710.810.09.515.410.0.0.06.14.213.23.4
large gap4.03.9.0.010.09.57.77.416.715.212.15.78.02.7
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 gap41.26.040.97.438.87.016.94.314.65.132.45.630.42.4
small gap32.45.729.56.934.76.835.15.427.16.435.25.732.72.5
medium gap16.24.513.65.26.13.418.24.425.06.311.33.815.11.9
large gap10.33.711.44.818.35.529.95.231.36.721.24.920.62.1
very large gap.0.04.53.12.02.0.0.02.12.1.0.01.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #167708/154091
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