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NFI4
number of forest plots
protection forest perimeter SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: 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
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a0.50.30.50.51.40.81.00.60.0.4.02.03.41.11.20.98.52.310.43.34.82.48.21.82.60.813.52.13.20.3
no gap37.32.051.03.639.43.333.02.635.62.125.64.619.12.426.33.225.93.625.64.724.64.813.72.313.81.725.42.629.30.7
small gap36.91.932.43.434.33.337.92.741.62.227.14.632.52.937.83.626.73.724.24.626.95.225.42.929.52.222.22.533.10.8
medium gap13.01.47.51.98.92.015.02.110.21.322.14.521.12.512.82.515.93.012.53.524.15.021.22.821.02.018.32.315.20.6
large gap11.51.37.51.812.92.211.01.811.81.421.24.422.52.419.42.923.03.526.14.719.74.631.13.131.82.320.12.418.00.6
very large gap0.90.41.10.83.11.12.20.90.80.40.0.1.50.72.41.20.0.1.21.20.0.0.50.51.20.50.40.41.20.2
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.
inside perimetern/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.
totaln/a0.50.30.50.51.30.70.80.50.0.2.71.12.90.72.20.84.71.29.62.38.22.04.10.82.90.67.20.83.20.2
no gap37.41.751.23.438.83.133.62.436.02.024.72.920.41.828.62.325.82.424.33.322.52.914.41.413.61.229.61.527.30.5
small gap37.01.730.93.137.23.139.02.641.52.128.63.035.82.137.12.529.42.526.33.428.33.330.71.827.11.529.31.532.90.6
medium gap13.71.29.42.08.01.813.21.810.01.324.53.018.51.712.91.817.32.116.32.917.92.820.11.621.31.415.01.215.90.5
large gap10.71.17.01.711.92.011.11.711.81.319.22.721.01.717.31.921.52.322.33.222.22.929.31.832.91.618.41.219.40.5
very large gap0.70.31.00.72.81.02.20.80.80.40.40.41.30.51.80.71.20.61.20.80.90.71.40.52.10.50.50.21.30.1
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 #875853/342185
NFI4
number of forest plots
protection forest perimeter SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: 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
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a0.50.30.50.51.90.91.00.60.20.23.91.93.81.11.71.011.32.513.13.48.93.011.52.03.90.915.72.14.30.3
no gap37.51.951.93.639.13.333.02.635.62.127.64.622.52.529.13.226.43.427.34.428.54.716.52.316.41.725.62.530.10.7
small gap37.01.931.83.334.03.237.62.741.42.127.04.531.22.735.83.426.53.523.04.323.74.623.62.628.02.121.32.432.10.7
medium gap13.01.47.41.98.92.015.32.110.01.321.24.419.92.412.52.415.02.810.83.122.54.518.92.420.01.917.72.214.80.6
large gap11.31.37.31.813.22.210.91.812.01.420.44.221.22.318.62.720.83.224.74.316.54.029.22.830.22.119.02.317.60.6
very large gap0.80.41.10.83.01.12.10.90.80.40.0.1.40.72.21.10.0.1.11.10.0.0.40.41.50.60.70.51.20.2
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.
inside perimetern/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.
totaln/a0.50.30.40.41.70.81.10.60.20.22.61.13.20.82.50.86.31.311.12.39.72.15.90.93.70.68.10.93.90.2
no gap37.71.752.03.438.53.133.52.436.02.025.62.922.31.830.02.326.12.325.23.224.32.915.41.415.61.229.51.427.90.5
small gap37.01.730.43.136.93.138.72.541.32.128.53.034.92.036.12.429.22.525.43.226.83.129.51.726.21.528.91.532.20.6
medium gap13.61.29.32.08.01.813.41.89.81.324.12.917.81.612.71.716.82.015.12.717.62.719.21.520.61.314.81.115.60.4
large gap10.61.16.91.612.22.011.01.612.01.318.82.620.61.617.01.920.52.222.23.120.72.828.51.731.81.518.11.219.10.5
very large gap0.70.31.00.72.71.02.20.80.70.40.40.41.30.51.70.71.20.61.10.80.90.61.50.52.20.50.60.21.30.1
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 #875854/342186
NFI4
number of forest plots
protection forest perimeter SilvaProtect · 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
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
outside of perimeterno gap40.91.835.61.521.91.914.51.537.24.830.80.8
small gap36.61.739.51.535.62.230.12.027.74.535.90.9
medium gap11.51.211.31.018.71.822.71.815.63.614.90.7
large gap10.01.111.81.022.11.931.82.019.53.917.10.7
very large gap0.90.41.80.41.70.60.90.40.0.1.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno 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.
totalno gap40.91.635.91.423.61.316.30.934.51.928.40.6
small gap36.31.540.31.536.71.530.71.133.11.935.10.7
medium gap12.61.110.50.918.21.221.51.013.81.416.00.5
large gap9.50.911.70.920.11.229.71.117.91.519.10.5
very large gap0.80.31.70.41.40.41.80.30.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875855/342187
NFI4
number of forest plots
protection forest perimeter SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
outside of perimeterno gap40.81.736.11.522.81.916.11.429.53.630.30.8
small gap36.01.739.01.533.92.127.61.722.93.334.10.8
medium gap11.81.111.31.019.21.722.01.619.03.115.50.6
large gap10.61.111.81.022.51.833.41.828.13.518.90.7
very large gap0.90.31.70.41.60.60.80.30.60.61.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno 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.
totalno gap40.71.636.31.424.51.316.80.931.71.728.00.6
small gap35.81.539.81.435.61.529.31.031.21.733.90.6
medium gap12.81.110.60.918.41.221.10.915.71.316.40.5
large gap10.00.911.70.920.11.231.01.120.71.420.30.5
very large gap0.70.31.70.41.30.41.80.30.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875856/342188
NFI4
number of forest plots
protection forest perimeter SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
outside of perimeterno gap41.11.736.11.525.51.919.11.428.43.331.10.8
small gap35.81.738.81.533.22.026.81.624.23.133.60.8
medium gap11.71.111.31.018.31.720.91.419.82.915.30.6
large gap10.41.112.01.021.41.732.31.726.63.218.70.7
very large gap0.90.31.70.41.50.51.00.41.00.71.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno 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.
totalno gap41.01.536.31.425.81.318.30.931.61.628.60.6
small gap35.71.539.71.435.11.428.81.031.41.633.50.6
medium gap12.71.110.60.917.91.220.60.915.71.316.20.5
large gap9.90.911.90.919.91.230.51.020.51.420.30.5
very large gap0.70.31.70.41.30.31.80.30.70.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875857/342189
NFI4
number of forest plots
protection forest perimeter SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
outside of perimeterno gap40.81.736.11.523.21.818.71.329.83.030.30.8
small gap36.01.739.01.534.12.029.11.524.72.934.10.8
medium gap11.81.111.31.018.91.721.01.421.42.715.70.6
large gap10.61.111.81.022.21.830.51.523.62.818.70.6
very large gap0.90.31.70.41.60.50.80.30.40.41.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno 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.
totalno gap40.71.636.31.424.71.317.90.832.11.628.20.6
small gap35.81.539.71.435.71.429.91.031.21.633.90.6
medium gap12.81.110.60.918.31.220.60.916.21.316.40.5
large gap10.00.911.70.920.11.229.91.019.91.320.20.5
very large gap0.70.31.70.41.30.41.70.30.60.31.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875858/342190
NFI4
number of forest plots
protection forest perimeter SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
outside of perimeterno gap41.11.736.11.526.31.922.01.330.42.931.50.8
small gap35.81.738.81.533.02.028.21.425.32.833.50.8
medium gap11.71.111.31.018.11.619.81.321.02.615.40.6
large gap10.41.112.01.021.11.729.11.422.62.618.40.6
very large gap0.90.31.70.41.50.50.90.30.80.51.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno 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.
totalno gap41.01.536.31.426.31.319.80.832.11.529.00.6
small gap35.71.539.61.434.91.429.31.031.41.633.50.6
medium gap12.71.110.60.917.81.120.00.916.11.216.20.5
large gap9.90.911.90.919.81.129.21.019.71.320.00.5
very large gap0.70.31.60.41.30.31.70.30.70.31.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875859/342191
NFI4
number of forest plots
protection forest perimeter SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
outside of perimetern/a0.50.30.60.22.80.75.80.813.52.13.20.3
no gap40.61.735.91.522.61.817.81.225.42.629.40.7
small gap35.81.738.81.533.22.027.31.422.22.533.00.8
medium gap11.71.111.31.018.41.719.61.318.32.315.20.6
large gap10.61.111.81.021.61.728.71.520.12.418.10.6
very large gap0.90.31.70.41.50.50.70.30.40.41.10.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/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.
totaln/a0.50.20.50.22.70.54.50.47.20.83.20.2
no gap40.51.536.11.424.01.317.40.829.61.527.30.5
small gap35.61.539.61.434.71.428.51.029.31.532.80.6
medium gap12.71.110.50.917.71.119.60.915.01.215.90.5
large gap10.00.911.60.919.61.128.41.018.41.219.50.5
very large gap0.70.31.70.41.30.31.60.30.50.21.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875860/342192
NFI4
number of forest plots
protection forest perimeter SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
outside of perimetern/a0.50.20.70.33.10.78.20.815.72.14.30.3
no gap40.91.735.91.525.51.820.21.225.62.530.10.7
small gap35.71.738.51.532.01.925.91.321.32.432.00.7
medium gap11.61.111.21.017.51.618.21.217.72.214.70.6
large gap10.41.111.91.020.51.626.71.319.02.317.60.6
very large gap0.90.31.70.41.40.50.80.30.70.51.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/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.
totaln/a0.50.20.80.32.80.55.80.58.10.93.90.2
no gap40.81.536.01.425.51.318.70.829.51.427.90.5
small gap35.51.539.31.433.91.427.60.928.91.532.10.6
medium gap12.61.010.50.917.31.118.90.814.81.115.60.4
large gap9.80.911.80.919.21.127.50.918.11.219.20.5
very large gap0.70.31.60.41.30.31.60.30.60.21.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875861/342193
NFI4
number of forest plots
processes in channels SilvaProtect · 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
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap46.73.222.38.322.06.315.21.339.65.319.42.875.016.26.62.84.60.827.53.519.82.826.33.813.36.512.73.510.42.043.26.644.64.010.22.734.34.66.31.14.32.524.02.03.00.814.77.129.32.817.20.5
small gap34.83.18.15.536.17.218.51.428.84.921.93.012.512.410.43.811.11.221.63.230.33.240.54.218.47.48.92.913.42.239.86.631.73.720.93.730.64.44.70.98.03.528.52.17.81.223.98.245.63.219.80.5
medium gap8.11.84.14.10.0.9.21.05.12.312.62.512.512.411.33.88.91.18.42.214.92.513.42.92.42.49.13.17.41.78.73.88.02.24.81.97.82.81.90.610.33.89.61.45.91.12.82.812.02.18.30.4
large gap9.11.811.16.23.82.68.11.06.72.610.72.20.0.7.23.112.41.27.01.914.52.54.51.914.66.818.34.18.91.95.33.05.31.815.33.214.53.33.30.814.64.313.11.67.81.212.66.010.11.99.40.4
very large gap1.20.70.0.3.23.20.90.30.0.0.60.60.0.0.0.0.40.20.60.61.50.91.01.00.0.1.11.11.20.70.0.0.80.81.61.10.60.60.0.0.0.1.70.60.20.20.0.0.50.50.70.1
total100.0.45.59.965.07.051.81.880.34.265.33.2100.0.35.55.837.51.865.13.781.12.885.82.948.79.150.15.441.23.296.92.190.32.452.84.587.83.116.31.637.25.976.92.024.81.954.08.997.51.055.40.6
inside perimeterno gap0.0.8.25.610.04.28.91.04.12.08.31.90.0.16.74.56.40.95.81.83.51.32.21.315.76.89.83.215.62.30.0.4.31.611.92.95.72.228.02.012.84.26.21.19.51.35.53.70.90.69.10.4
small gap0.0.31.18.73.72.615.71.32.21.69.12.00.0.17.44.613.81.313.62.67.31.92.01.110.85.27.32.720.32.60.0.0.50.512.52.93.61.826.72.019.34.99.11.422.01.824.68.41.10.713.10.4
medium gap0.0.4.14.16.94.16.60.93.52.07.21.70.0.4.22.411.01.11.20.83.11.20.60.67.35.113.93.77.01.70.0.0.80.84.91.81.11.110.51.414.84.33.20.814.71.66.04.30.0.6.80.3
large gap0.0.7.05.03.82.68.11.00.0.7.51.80.0.7.83.119.51.51.20.83.11.30.0.10.25.613.63.511.62.10.0.0.80.89.72.61.81.312.01.46.33.11.80.617.91.76.64.40.50.58.70.4
very large gap0.0.0.0.0.0.0.90.30.0.0.0.0.0.2.61.81.70.50.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.2.61.50.0.0.40.30.0.0.0.1.00.40.0.0.0.0.60.1
total0.0.50.49.924.36.240.21.79.83.132.13.10.0.48.86.152.41.821.83.217.52.74.81.844.09.444.65.354.43.20.0.6.32.041.54.412.23.177.71.853.26.020.21.965.02.142.79.12.51.038.20.6
outside perimeterno gap0.0.4.14.13.23.23.00.66.42.51.71.00.0.2.61.82.30.65.31.71.00.72.71.47.33.81.91.41.20.71.51.50.80.82.31.30.0.3.20.84.62.61.60.61.90.60.0.0.0.2.20.2
small gap0.0.0.0.7.53.62.50.60.0.0.50.50.0.2.92.13.20.64.71.60.0.5.51.90.0.1.21.22.00.91.51.51.00.72.51.40.0.2.00.61.31.30.90.53.90.93.33.30.0.2.10.2
medium gap0.0.0.0.0.0.1.70.53.62.10.0.0.0.5.92.92.30.61.81.00.0.0.60.60.0.1.11.11.10.60.0.1.61.10.80.80.0.0.60.31.81.80.0.1.00.40.0.0.0.1.10.1
large gap0.0.0.0.0.0.0.70.30.0.0.0.0.0.4.32.52.20.51.20.90.50.50.60.60.0.1.11.10.0.0.0.0.0.0.0.0.0.0.20.21.81.80.40.33.20.80.0.0.0.0.90.1
very large gap0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.10.0
total0.0.4.14.110.74.88.01.09.93.22.61.20.0.15.84.410.11.113.12.61.50.89.42.47.33.85.32.44.31.33.12.13.31.55.72.10.0.6.01.19.63.82.90.810.21.33.33.30.0.6.40.3
totalno gap46.73.234.59.435.27.327.11.650.15.429.43.375.016.225.95.113.31.238.63.824.33.031.33.936.38.724.44.527.32.944.76.749.74.024.33.739.94.737.52.121.75.131.82.214.41.620.27.730.22.928.50.6
small gap34.83.139.29.447.27.836.81.731.05.031.43.412.512.430.85.628.01.739.93.737.53.448.04.329.28.717.44.035.63.141.36.633.23.735.94.334.24.533.52.128.65.738.52.333.72.151.89.046.73.235.00.7
medium gap8.11.88.25.66.94.117.51.312.23.519.92.912.512.421.55.022.31.511.42.518.02.714.63.09.75.724.14.615.42.48.73.810.32.510.52.79.02.913.11.526.95.512.81.621.61.88.84.912.02.116.10.5
large gap9.11.818.17.67.53.616.91.36.72.618.22.60.0.19.34.734.11.79.42.218.12.75.11.924.88.033.04.820.42.65.33.06.02.025.03.816.33.515.61.622.85.215.31.728.92.019.27.410.52.019.10.5
very large gap1.20.70.0.3.23.21.70.50.0.1.10.80.0.2.61.82.30.60.60.62.01.01.01.00.0.1.11.11.20.70.0.0.80.84.21.80.60.60.40.30.0.1.70.61.40.50.0.0.50.51.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875862/342194
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap46.43.225.38.622.06.315.71.341.15.120.12.863.216.17.12.85.40.827.63.420.92.827.03.711.75.712.13.411.21.943.26.644.53.911.92.734.74.56.51.06.22.824.61.94.00.813.76.730.22.817.10.5
small gap34.23.17.85.336.17.217.91.327.64.721.63.010.510.511.93.811.01.121.93.229.53.140.14.218.56.98.42.713.42.139.86.631.73.719.33.429.84.34.90.910.23.428.42.08.21.129.08.345.03.219.00.5
medium gap8.81.83.93.90.0.9.61.04.92.212.62.410.510.513.73.99.31.08.82.215.02.513.72.95.43.910.83.37.11.68.73.87.92.15.72.08.82.93.70.79.73.39.91.46.71.12.62.611.92.18.70.4
large gap9.41.810.66.03.82.68.91.06.42.510.32.115.711.46.52.814.51.26.91.914.22.44.41.816.16.719.54.09.31.85.33.05.81.915.13.014.13.25.90.917.04.113.91.511.01.311.85.69.91.910.60.4
very large gap1.20.70.0.3.23.20.80.30.0.0.60.60.0.0.0.0.50.20.60.61.50.81.01.00.0.1.01.01.10.60.0.0.80.81.41.00.60.60.20.20.0.1.50.60.20.20.0.0.50.50.70.1
total100.0.47.69.765.07.052.91.779.94.165.23.1100.0.39.35.640.71.765.73.681.12.886.22.851.78.551.85.242.03.096.92.190.52.453.54.288.13.021.11.643.15.578.21.930.11.957.18.497.51.056.00.6
inside perimeterno gap0.0.7.95.410.04.28.91.03.92.07.91.90.0.15.14.16.70.85.71.83.91.42.21.317.16.79.33.015.52.20.0.4.21.612.12.85.52.124.71.710.43.45.91.18.81.25.13.40.90.68.90.4
small gap0.0.29.98.53.72.615.21.22.11.59.72.00.0.18.14.413.01.113.42.67.11.82.01.19.54.56.92.619.42.40.0.0.50.511.22.63.51.824.71.816.84.28.31.220.01.623.07.91.10.712.70.4
medium gap0.0.3.93.96.94.16.40.84.52.27.41.70.0.3.82.210.41.01.20.83.01.20.60.66.44.513.93.66.81.60.0.0.80.85.01.71.11.111.21.313.23.73.10.813.31.45.64.00.0.6.80.3
large gap0.0.6.84.93.82.68.00.90.0.7.21.80.0.7.12.818.31.31.20.83.01.20.0.8.95.013.03.412.22.00.0.0.80.810.92.61.81.312.31.38.73.21.60.617.51.66.14.10.50.58.90.4
very large gap0.0.0.0.0.0.0.80.30.0.0.0.0.0.2.31.61.40.40.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.2.31.30.0.0.30.20.0.0.0.1.20.50.0.0.0.0.60.1
total0.0.48.59.724.36.239.41.710.63.232.33.00.0.46.55.749.91.721.53.117.52.74.71.841.98.843.15.154.03.10.0.6.21.941.44.211.93.073.21.849.15.418.91.860.82.039.98.62.51.037.80.6
outside perimeterno gap0.0.3.93.93.23.22.90.66.12.41.60.90.0.2.41.72.20.55.31.70.90.72.61.36.43.31.81.31.10.71.51.50.80.82.11.20.0.3.10.73.82.11.40.51.70.50.0.0.0.2.10.2
small gap0.0.0.0.7.53.62.50.50.0.0.50.50.0.2.71.92.80.64.61.60.0.5.41.90.0.1.11.11.80.81.51.51.00.72.31.30.0.2.00.61.11.10.80.43.60.83.13.10.0.2.00.2
medium gap0.0.0.0.0.0.1.70.43.42.00.0.0.0.5.42.62.10.51.81.00.0.0.60.60.0.1.01.01.00.60.0.1.51.10.70.70.0.0.50.31.51.50.20.20.90.40.0.0.0.1.00.1
large gap0.0.0.0.0.0.0.70.30.0.0.0.0.0.3.92.22.20.51.20.80.50.50.60.60.0.1.01.00.0.0.0.0.0.0.0.0.0.0.20.21.51.50.40.32.80.70.0.0.0.0.90.1
very large gap0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.20.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.10.0
total0.0.3.93.910.74.87.80.99.53.12.51.10.0.14.34.09.41.012.82.61.40.89.12.36.43.35.02.24.01.23.12.13.31.55.11.80.0.5.70.97.83.12.90.89.11.23.13.10.0.6.10.3
totalno gap46.43.237.19.435.27.327.51.551.15.329.73.263.216.124.64.814.31.238.63.725.73.031.83.935.18.123.34.327.82.844.76.749.43.926.13.640.24.634.31.920.44.531.92.114.51.518.97.331.12.928.10.6
small gap34.23.137.79.247.27.835.61.629.74.831.73.410.510.532.75.426.71.539.93.736.63.347.44.228.07.916.53.834.62.941.36.633.13.732.84.033.34.331.51.928.05.137.52.231.81.955.08.746.13.233.70.6
medium gap8.81.87.95.46.94.117.71.312.83.620.02.910.510.522.94.821.81.411.72.518.02.714.83.011.85.825.74.514.92.28.73.810.12.511.52.79.93.015.31.424.34.813.21.520.91.78.24.611.92.116.50.5
large gap9.41.817.47.47.53.617.51.36.42.517.52.515.711.417.44.335.01.69.22.217.72.64.91.925.17.533.54.621.52.55.33.06.52.026.03.615.93.418.41.627.35.015.91.631.21.917.97.010.41.920.30.5
very large gap1.20.70.0.3.23.21.70.40.0.1.00.70.0.2.31.62.10.50.60.62.01.01.01.00.0.1.01.01.10.60.0.0.80.83.71.60.60.60.50.30.0.1.50.61.60.50.0.0.50.51.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875863/342195
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap46.43.225.38.624.96.316.91.342.15.120.92.863.216.112.43.56.70.827.33.420.72.828.13.811.45.613.23.412.42.044.16.645.23.912.42.834.34.56.81.07.22.924.91.95.50.917.17.131.02.817.80.5
small gap34.23.17.85.334.87.018.11.327.14.621.42.910.510.510.93.510.91.021.63.130.23.139.44.120.37.07.82.613.42.039.16.531.23.618.93.330.64.36.00.99.73.328.42.08.91.227.88.244.43.119.00.5
medium gap8.81.83.93.90.0.9.51.04.82.112.52.410.510.512.63.69.31.09.22.214.92.513.52.85.33.810.03.17.11.68.63.77.72.15.61.98.82.84.10.810.33.39.71.37.21.02.52.511.62.18.70.4
large gap9.41.810.66.03.62.68.60.96.32.410.22.115.711.47.02.814.91.26.81.914.02.44.31.815.86.519.13.99.91.85.23.05.71.814.82.914.03.25.90.916.34.013.91.511.51.311.35.410.11.910.60.4
very large gap1.20.70.0.3.13.10.80.30.0.0.60.60.0.0.0.0.70.30.60.61.50.81.01.00.0.1.01.01.00.60.0.0.80.81.41.00.60.60.30.20.0.1.50.50.20.20.0.0.50.50.70.1
total100.0.47.69.766.36.854.01.780.34.165.53.1100.0.43.05.442.41.665.53.681.32.786.42.852.88.451.25.043.83.097.02.190.62.353.14.288.23.023.21.643.55.378.41.833.21.858.78.197.61.056.80.6
inside perimeterno gap0.0.7.95.49.64.08.71.03.91.97.91.90.0.15.24.06.90.86.21.83.91.42.11.316.76.69.93.015.12.10.0.4.11.612.62.85.52.124.31.710.03.36.01.18.41.14.93.30.90.68.90.4
small gap0.0.29.98.53.62.514.81.22.11.59.62.00.0.16.64.112.51.113.22.57.01.81.91.19.34.46.52.418.32.30.0.0.50.510.92.53.51.824.31.718.14.28.21.219.11.622.17.61.10.612.40.4
medium gap0.0.3.93.96.64.06.30.84.42.27.41.70.0.3.52.09.91.01.20.83.01.20.50.56.34.413.03.47.21.60.0.0.80.85.51.81.11.110.71.212.63.53.10.812.51.35.43.80.0.6.60.3
large gap0.0.6.84.93.62.67.80.90.0.7.21.70.0.6.52.617.71.21.20.83.01.20.0.8.74.914.83.411.92.00.0.0.80.810.62.61.71.311.71.38.43.11.60.616.81.55.94.00.40.48.70.4
very large gap0.0.0.0.0.0.0.80.30.0.0.0.0.0.2.11.51.30.40.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.2.21.30.0.0.30.20.0.0.0.1.30.50.0.0.0.0.60.1
total0.0.48.59.723.46.038.41.610.43.132.03.00.0.44.05.548.41.621.83.117.32.74.61.741.08.644.15.052.53.00.0.6.11.941.94.111.83.071.21.749.15.318.81.758.11.938.38.32.41.037.30.6
outside perimeterno gap0.0.3.93.93.13.12.80.66.02.41.60.90.0.2.21.52.20.55.21.70.90.62.61.36.23.21.71.21.10.61.51.50.80.82.01.20.0.2.90.73.62.01.40.51.70.50.0.0.0.2.10.2
small gap0.0.0.0.7.23.52.60.50.0.0.50.50.0.2.41.72.70.54.61.60.0.5.31.90.0.1.11.11.70.81.51.51.00.72.21.30.0.1.90.51.01.00.80.43.30.73.02.90.0.2.00.2
medium gap0.0.0.0.0.0.1.60.43.42.00.0.0.0.4.92.41.90.51.71.00.0.0.50.50.0.1.01.01.00.60.0.1.51.10.70.70.0.0.50.31.41.40.20.20.80.40.0.0.0.1.00.1
large gap0.0.0.0.0.0.0.70.30.0.0.0.0.0.3.52.02.20.51.20.80.50.50.50.50.0.1.01.00.0.0.0.0.0.0.0.0.0.0.30.21.41.40.40.32.60.60.0.0.0.0.90.1
very large gap0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.20.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.10.0
total0.0.3.93.910.34.77.60.99.33.02.51.10.0.13.13.79.20.912.72.61.40.89.02.36.23.24.72.13.71.13.02.13.21.55.01.80.0.5.60.97.53.02.80.78.71.13.02.90.0.6.00.3
totalno gap46.43.237.19.437.57.228.41.552.05.230.33.263.216.129.84.915.81.238.73.725.53.032.93.934.38.024.84.228.52.745.66.650.13.927.03.639.84.634.11.820.74.432.32.115.61.522.07.731.92.928.70.6
small gap34.23.137.79.245.57.635.41.629.14.731.43.310.510.530.05.026.11.439.43.637.23.346.64.229.67.915.43.533.42.840.66.532.73.732.13.934.14.332.21.928.95.037.42.231.41.952.98.845.53.133.30.6
medium gap8.81.87.95.46.64.017.51.312.63.519.82.910.510.521.04.521.21.312.12.517.92.714.62.911.65.724.04.315.22.28.63.710.02.411.82.69.83.015.21.424.34.712.91.520.51.67.94.411.62.116.30.5
large gap9.41.817.47.47.23.517.11.36.32.417.42.515.711.417.04.134.71.59.12.217.52.64.91.924.57.434.94.521.82.45.23.06.42.025.43.615.73.418.01.526.14.815.81.630.91.917.26.710.51.920.30.5
very large gap1.20.70.0.3.13.11.60.40.0.1.00.70.0.2.11.52.20.50.60.61.91.01.01.00.0.1.01.01.00.60.0.0.80.83.61.60.60.60.60.30.0.1.50.51.70.50.0.0.50.51.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875864/342196
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap46.43.225.38.622.06.316.41.341.15.120.02.863.216.113.23.47.30.827.63.421.22.827.03.711.75.712.93.412.22.043.26.644.53.911.92.734.74.57.81.011.13.224.71.95.00.913.76.730.22.817.50.5
small gap34.23.17.85.336.17.218.01.327.64.721.53.010.510.516.03.813.51.121.93.229.73.140.14.218.56.99.32.813.92.139.86.631.73.719.33.429.84.36.50.912.23.328.52.09.31.229.08.345.03.219.40.5
medium gap8.81.83.93.90.0.9.51.04.92.212.62.410.510.512.43.410.41.08.82.214.92.513.72.95.43.910.63.27.51.68.73.87.92.15.72.08.82.94.90.89.83.09.81.37.71.12.62.611.92.19.00.4
large gap9.41.810.66.03.82.69.21.06.42.510.32.115.711.48.52.914.81.16.91.914.02.44.41.816.16.719.14.09.31.85.33.05.81.915.13.014.13.25.70.914.93.514.01.511.41.311.85.69.91.910.70.4
very large gap1.20.70.0.3.23.20.80.30.0.0.60.60.0.0.0.0.50.20.60.61.50.81.01.00.0.1.01.01.10.60.0.0.80.81.41.00.60.60.10.10.0.1.50.60.20.20.0.0.50.50.70.1
total100.0.47.69.765.07.054.01.779.94.164.93.1100.0.50.15.146.61.665.73.681.32.786.22.851.78.552.85.144.03.096.92.190.52.453.54.288.13.025.01.648.04.978.41.833.51.857.18.497.51.057.30.6
inside perimeterno gap0.0.7.95.410.04.28.71.03.92.07.91.90.0.12.43.46.30.85.71.83.91.42.21.317.16.79.13.014.92.10.0.4.21.612.12.85.52.123.81.69.53.05.81.18.31.15.13.40.90.68.80.4
small gap0.0.29.98.53.72.614.91.22.11.510.12.10.0.14.93.711.71.013.42.67.01.82.01.19.54.56.82.618.62.30.0.0.50.511.22.63.51.823.61.616.43.78.21.219.41.623.07.91.10.712.40.4
medium gap0.0.3.93.96.94.16.30.84.52.27.41.70.0.3.11.89.30.91.20.83.01.20.60.66.44.513.63.56.51.50.0.0.80.85.01.71.11.110.21.210.73.03.10.812.61.35.64.00.0.6.50.3
large gap0.0.6.84.93.82.67.80.90.0.7.21.70.0.5.82.316.41.21.20.83.01.20.0.8.95.012.73.312.12.00.0.0.80.810.92.61.81.311.81.29.02.91.60.616.51.56.14.10.50.58.60.3
very large gap0.0.0.0.0.0.0.80.30.0.0.0.0.0.1.91.41.30.40.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.2.31.30.0.0.30.20.0.0.0.1.20.40.0.0.0.0.60.1
total0.0.48.59.724.36.238.51.610.63.232.63.00.0.38.25.044.91.621.53.117.32.74.71.841.98.842.35.152.23.00.0.6.21.941.44.211.93.069.71.745.74.918.71.757.91.939.98.62.51.036.80.5
outside perimeterno gap0.0.3.93.93.23.22.80.66.12.41.60.90.0.1.91.42.00.45.31.70.90.62.61.36.43.31.81.31.10.61.51.50.80.82.11.20.0.2.90.63.11.71.40.51.60.50.0.0.0.2.00.2
small gap0.0.0.0.7.53.62.50.50.0.0.50.50.0.2.21.52.50.54.61.60.0.5.41.90.0.1.11.11.80.81.51.51.00.72.31.30.0.1.70.50.90.90.80.43.40.73.13.10.0.1.90.2
medium gap0.0.0.0.0.0.1.60.43.42.00.0.0.0.4.42.21.80.41.81.00.0.0.60.60.0.1.01.01.00.60.0.1.51.10.70.70.0.0.40.31.21.20.20.20.80.40.0.0.0.1.00.1
large gap0.0.0.0.0.0.0.70.30.0.0.0.0.0.3.21.81.90.41.20.80.50.50.60.60.0.1.01.00.0.0.0.0.0.0.0.0.0.0.20.21.21.20.40.32.60.70.0.0.0.0.90.1
very large gap0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.20.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.10.0
total0.0.3.93.910.74.87.60.99.53.12.51.10.0.11.73.48.50.912.82.61.40.89.12.36.43.34.92.23.81.13.12.13.31.55.11.80.0.5.20.96.32.52.80.88.61.13.13.10.0.5.90.3
totalno gap46.43.237.19.435.27.327.91.551.15.329.53.263.216.127.64.515.61.138.63.726.03.031.83.935.18.123.84.328.22.744.76.749.43.926.13.640.24.634.51.823.74.332.02.114.91.418.97.331.12.928.30.6
small gap34.23.137.79.247.27.835.41.629.74.832.13.410.510.533.04.927.81.439.93.736.73.347.44.228.07.917.23.834.32.941.36.633.13.732.84.033.34.331.91.829.64.637.52.232.01.955.08.746.13.233.70.6
medium gap8.81.87.95.46.94.117.41.312.83.619.92.910.510.519.94.221.51.311.72.517.92.714.83.011.85.825.24.515.12.28.73.810.12.511.52.79.93.015.51.421.74.113.01.521.11.78.24.611.92.116.50.5
large gap9.41.817.47.47.53.617.71.36.42.517.42.515.711.417.53.933.11.59.22.217.52.64.91.925.17.532.84.621.42.45.33.06.52.026.03.615.93.417.71.425.14.415.91.630.51.917.97.010.41.920.20.5
very large gap1.20.70.0.3.23.21.60.40.0.1.00.70.0.1.91.42.00.40.60.61.91.01.01.00.0.1.01.01.10.60.0.0.80.83.71.60.60.60.40.20.0.1.50.61.50.50.0.0.50.51.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875865/342197
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap46.43.225.38.624.96.317.91.342.15.120.82.863.216.115.43.58.90.927.33.421.12.828.13.811.45.613.83.414.22.044.16.645.23.913.02.834.34.58.21.015.03.425.11.96.81.017.17.131.02.818.40.5
small gap34.23.17.85.334.87.018.11.327.14.621.32.910.510.515.03.613.41.121.63.130.13.139.44.120.37.08.62.614.12.039.16.531.23.618.83.330.64.37.31.013.23.328.62.09.71.227.88.244.43.119.40.5
medium gap8.81.83.93.90.0.9.41.04.82.112.42.410.510.513.73.410.30.99.22.214.82.513.52.85.33.89.83.07.41.68.63.77.72.15.51.98.82.85.10.89.02.89.61.37.81.12.52.511.62.19.00.4
large gap9.41.810.66.03.62.68.91.06.32.410.22.115.711.48.02.714.71.16.81.914.02.44.31.815.86.518.63.89.51.75.23.05.71.814.72.914.03.25.80.914.73.413.91.512.01.311.35.410.11.910.70.4
very large gap1.20.70.0.3.13.10.80.30.0.0.60.60.0.0.0.0.70.30.60.61.50.81.01.00.0.0.90.91.00.60.0.0.80.81.41.00.60.60.30.20.0.1.50.50.20.20.0.0.50.50.70.1
total100.0.47.69.766.36.855.11.780.34.165.23.1100.0.52.14.948.11.565.53.681.42.786.42.852.88.451.64.946.22.997.02.190.62.353.44.288.23.026.61.652.04.778.61.836.41.858.78.197.61.058.10.5
inside perimeterno gap0.0.7.95.49.64.08.40.93.91.97.81.80.0.12.83.46.70.86.21.83.91.42.11.316.76.610.53.014.42.00.0.4.11.612.52.75.52.123.21.68.82.75.91.18.01.14.93.30.90.68.80.3
small gap0.0.29.98.53.62.514.41.22.11.510.02.00.0.14.03.511.21.013.22.57.01.81.91.19.34.46.32.417.52.20.0.0.50.510.92.53.51.823.51.615.23.48.11.218.41.522.17.61.10.612.10.4
medium gap0.0.3.93.96.64.06.20.84.42.27.31.70.0.2.91.78.80.91.20.82.91.20.50.56.34.412.63.36.91.50.0.0.80.85.51.81.11.110.01.19.92.83.00.811.81.35.43.80.0.6.40.3
large gap0.0.6.84.93.62.67.60.90.0.7.11.70.0.5.42.215.71.11.20.83.01.20.0.8.74.914.43.411.41.90.0.0.80.810.62.51.71.311.41.28.32.71.60.515.91.45.94.00.40.48.50.3
very large gap0.0.0.0.0.0.0.80.30.0.0.0.0.0.1.81.31.20.30.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.2.21.30.0.0.30.20.0.0.0.1.20.40.0.0.0.0.60.1
total0.0.48.59.723.46.037.41.610.43.132.33.00.0.36.94.843.61.521.83.117.32.64.61.741.08.643.84.950.22.90.0.6.11.941.64.111.83.068.31.742.24.618.61.755.41.938.38.32.41.036.20.5
outside perimeterno gap0.0.3.93.93.13.12.70.56.02.41.60.90.0.1.81.32.00.45.21.70.90.62.61.36.23.21.71.21.00.61.51.50.80.82.01.20.0.2.80.62.81.61.40.51.60.50.0.0.0.2.00.2
small gap0.0.0.0.7.23.52.50.50.0.0.50.50.0.2.01.52.50.54.61.60.0.5.31.90.0.1.01.01.70.71.51.51.00.72.21.20.0.1.70.50.80.80.80.43.20.73.02.90.0.1.90.2
medium gap0.0.0.0.0.0.1.60.43.42.00.0.0.0.4.12.01.70.41.71.00.0.0.50.50.0.0.90.90.90.50.0.1.51.10.70.70.0.0.40.21.11.10.20.20.80.30.0.0.0.1.00.1
large gap0.0.0.0.0.0.0.60.30.0.0.0.0.0.3.01.71.90.41.20.80.50.50.50.50.0.0.90.90.0.0.0.0.0.0.0.0.0.0.30.21.11.10.40.32.50.60.0.0.0.0.90.1
very large gap0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.20.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.10.0
total0.0.3.93.910.34.77.40.99.33.02.51.10.0.11.03.28.30.812.72.61.40.89.02.36.23.24.62.03.61.13.02.13.21.54.91.80.0.5.20.85.92.32.80.78.21.13.02.90.0.5.70.3
totalno gap46.43.237.19.437.57.229.01.552.05.230.23.263.216.130.04.517.61.238.73.725.83.032.93.934.38.026.04.229.62.745.66.650.13.927.53.639.84.634.21.726.64.232.42.116.41.522.07.731.92.929.10.6
small gap34.23.137.79.245.57.635.01.629.14.731.83.310.510.531.04.627.11.439.43.637.03.346.64.229.67.915.93.533.32.740.66.532.73.731.93.934.14.332.41.829.24.437.52.231.31.852.98.845.53.133.30.6
medium gap8.81.87.95.46.64.017.11.312.63.519.82.910.510.520.84.120.91.312.12.517.82.714.62.911.65.723.34.215.22.18.63.710.02.411.72.69.83.015.51.320.03.812.81.520.41.67.94.411.62.116.30.5
large gap9.41.817.47.47.23.517.21.26.32.417.32.515.711.416.43.732.41.49.12.217.42.64.91.924.57.433.94.420.92.35.23.06.42.025.33.615.73.417.41.424.14.215.91.630.31.817.26.710.51.920.00.5
very large gap1.20.70.0.3.13.11.60.40.0.1.00.70.0.1.81.32.10.40.60.61.90.91.01.00.0.0.90.91.00.60.0.0.80.83.61.60.60.60.50.30.0.1.50.51.60.50.0.0.50.51.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875866/342198
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.0.0.0.0.0.2.30.51.21.22.01.05.04.72.61.51.50.40.0.1.40.80.0.2.12.10.0.0.70.50.0.0.0.1.41.00.0.4.30.76.92.41.20.52.80.70.0.0.0.1.80.2
no gap46.43.225.38.622.06.316.01.240.65.119.62.860.115.612.03.17.00.827.63.420.82.826.83.711.45.612.63.411.41.943.26.644.53.911.42.634.74.57.20.910.83.024.21.94.80.813.36.530.22.816.90.4
small gap34.23.17.85.336.17.217.41.327.24.721.12.910.010.014.63.513.11.121.93.229.23.139.84.218.16.89.12.813.42.039.86.631.73.718.43.229.84.36.40.910.83.027.92.08.91.128.18.145.03.218.80.5
medium gap8.81.83.93.90.0.9.21.04.82.112.32.410.010.011.33.110.00.98.82.214.62.413.72.95.33.810.43.27.11.58.73.87.92.15.41.98.82.94.50.78.62.79.61.37.41.02.52.511.92.18.70.4
large gap9.41.810.66.03.82.68.90.96.32.510.02.115.010.97.82.714.31.16.91.913.82.44.41.815.86.518.73.98.81.75.33.05.81.914.42.914.13.25.30.813.23.213.71.510.81.211.45.49.91.910.30.4
very large gap1.20.70.0.3.23.20.80.30.0.0.60.60.0.0.0.0.50.20.60.61.40.81.01.00.0.1.01.01.00.60.0.0.80.81.41.00.60.60.10.10.0.1.50.50.20.20.0.0.50.50.60.1
total100.0.47.69.765.07.054.61.780.24.165.63.1100.0.48.34.846.41.565.73.681.12.785.72.952.78.551.85.142.42.996.92.190.52.452.54.188.13.027.81.650.34.678.11.834.81.855.48.297.51.057.20.5
inside perimetern/a0.0.0.0.0.0.0.70.30.0.0.0.0.0.5.12.21.60.40.0.0.50.50.0.0.0.0.70.73.01.00.0.0.0.1.91.10.0.3.00.62.01.40.60.31.10.43.03.00.0.1.20.1
no gap0.0.7.95.410.04.28.40.93.91.97.71.80.0.12.43.36.10.75.71.83.81.32.21.316.76.610.23.114.42.00.0.4.21.612.32.75.52.121.81.58.42.65.91.18.11.15.03.30.90.68.60.3
small gap0.0.29.98.53.72.614.41.22.11.59.92.00.0.13.63.411.31.013.42.66.91.81.91.19.34.46.72.517.52.20.0.0.50.510.62.43.51.821.81.514.63.38.11.218.71.522.37.71.10.712.00.4
medium gap0.0.3.93.96.94.16.10.84.52.27.21.70.0.2.91.68.90.91.20.82.91.20.60.66.34.413.43.56.91.50.0.0.80.85.41.71.11.19.41.19.52.73.00.812.01.35.53.90.0.6.30.3
large gap0.0.6.84.93.82.67.60.90.0.7.01.70.0.5.32.115.81.11.20.82.91.20.0.8.84.912.53.311.41.90.0.0.80.810.32.51.81.310.71.18.02.61.60.515.91.46.04.00.50.58.40.3
very large gap0.0.0.0.0.0.0.80.30.0.0.0.0.0.1.71.21.20.30.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.2.21.20.0.0.20.20.0.0.0.1.10.40.0.0.0.0.50.1
total0.0.48.59.724.36.238.01.610.43.132.03.00.0.41.04.845.01.521.53.117.52.64.71.841.18.643.45.053.22.90.0.6.21.942.74.111.93.067.11.742.44.519.11.756.81.941.78.42.51.037.00.5
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.20.0.0.0.0.60.60.0.0.0.0.80.60.0.0.0.0.0.0.0.0.30.21.71.20.0.0.10.10.0.0.0.0.20.1
no gap0.0.3.93.93.23.22.70.56.02.41.60.90.0.1.81.31.90.45.31.70.90.62.61.36.23.31.81.31.00.61.51.50.80.82.01.10.0.2.60.62.71.51.40.51.50.50.0.0.0.1.90.2
small gap0.0.0.0.7.53.62.50.50.0.0.50.50.0.2.01.42.50.54.61.60.0.5.31.90.0.1.11.11.70.71.51.51.00.72.21.20.0.1.60.50.80.80.80.43.20.73.03.00.0.1.90.2
medium gap0.0.0.0.0.0.1.60.43.42.00.0.0.0.4.02.01.70.41.81.00.0.0.60.60.0.1.01.00.90.50.0.1.51.10.70.70.0.0.40.21.11.10.20.20.80.30.0.0.0.1.00.1
large gap0.0.0.0.0.0.0.60.30.0.0.0.0.0.2.91.71.80.41.20.80.50.50.60.60.0.1.01.00.0.0.0.0.0.0.0.0.0.0.30.21.11.10.40.32.50.60.0.0.0.0.80.1
very large gap0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.20.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.10.0
total0.0.3.93.910.74.87.40.99.43.12.51.10.0.10.73.18.60.912.82.61.40.89.62.46.23.34.82.24.41.23.12.13.31.54.81.80.0.5.10.87.32.52.80.78.31.13.03.00.0.5.80.3
totaln/a0.0.0.0.0.0.2.90.61.21.22.01.05.04.77.72.73.40.60.0.1.90.90.60.62.12.10.70.74.51.20.0.0.0.3.41.50.0.7.61.010.52.91.80.64.10.83.03.00.0.3.20.2
no gap46.43.237.19.435.27.327.21.550.55.228.93.160.115.626.34.315.11.138.63.725.53.031.63.934.48.024.64.226.92.644.76.749.43.925.63.540.24.631.61.721.93.931.52.114.41.418.37.131.12.927.40.5
small gap34.23.137.79.247.27.834.31.629.34.831.43.310.010.030.14.627.01.439.93.736.03.347.14.227.47.816.93.732.62.741.36.633.13.731.23.833.34.329.91.726.24.236.82.230.71.853.48.746.13.232.70.6
medium gap8.81.87.95.46.94.116.91.312.73.519.52.810.010.018.23.820.71.311.72.517.52.614.83.011.65.724.74.414.92.18.73.810.12.511.52.69.93.014.31.319.23.712.81.520.11.68.04.511.92.116.00.5
large gap9.41.817.47.47.53.617.21.26.32.517.12.515.010.916.03.632.01.49.22.217.22.64.91.924.57.432.24.520.22.35.33.06.52.024.73.515.93.416.31.322.24.015.61.629.31.817.46.810.41.919.50.5
very large gap1.20.70.0.3.23.21.60.40.0.1.00.70.0.1.71.21.90.40.60.61.90.91.01.00.0.1.01.01.00.60.0.0.80.83.61.60.60.60.40.20.0.1.50.51.40.50.0.0.50.51.20.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875867/342199
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.0.0.0.0.0.2.80.51.21.22.41.15.04.75.22.12.00.40.0.1.40.80.0.2.02.00.90.91.00.60.0.0.0.2.11.20.0.5.50.89.62.61.40.54.40.80.0.0.40.42.50.2
no gap46.43.225.38.624.96.317.31.241.65.120.32.860.115.613.93.28.60.827.33.420.62.728.03.811.25.513.63.313.51.944.16.645.23.912.52.734.34.57.50.913.13.024.61.96.40.916.66.930.92.817.70.4
small gap34.23.17.85.334.87.017.51.226.84.620.82.910.010.013.53.312.91.021.63.129.43.139.24.119.96.98.42.613.52.039.16.531.23.618.13.230.64.36.60.911.52.928.02.09.11.127.18.044.23.118.60.5
medium gap8.81.83.93.90.0.9.10.94.82.112.12.410.010.012.33.19.90.99.22.214.52.413.42.85.23.89.62.97.11.58.63.77.72.15.31.88.82.84.60.77.92.49.41.37.31.02.42.411.62.18.60.3
large gap9.41.810.66.03.62.68.60.96.22.49.92.015.010.97.22.514.11.16.81.913.62.34.31.815.46.418.33.79.01.75.23.05.71.814.12.814.03.25.20.812.83.013.71.511.31.211.05.310.01.910.30.4
very large gap1.20.70.0.3.13.10.80.30.0.0.60.60.0.0.0.0.70.20.60.61.40.81.01.00.0.0.90.91.00.60.0.0.80.81.30.90.60.60.20.20.0.1.50.50.20.20.0.0.50.50.70.1
total100.0.47.69.766.36.856.11.680.54.066.03.0100.0.52.14.648.21.565.53.680.92.785.92.853.88.451.84.945.12.897.02.190.62.353.44.188.23.029.71.654.84.378.51.838.61.857.07.997.61.058.30.5
inside perimetern/a0.0.0.0.0.0.0.70.30.0.0.0.0.0.4.72.11.60.40.0.0.90.70.0.0.0.0.60.62.80.90.0.0.0.1.91.10.0.3.10.61.81.30.60.31.30.42.92.90.0.1.20.1
no gap0.0.7.95.49.64.08.20.93.81.97.61.80.0.11.53.16.40.76.21.83.81.32.11.216.46.410.43.013.82.00.0.4.11.612.02.65.52.121.21.57.62.45.81.07.51.04.83.20.90.68.40.3
small gap0.0.29.98.53.62.513.91.12.11.59.82.00.0.12.63.210.80.913.22.56.81.81.91.19.14.36.22.316.72.10.0.0.50.510.42.43.51.821.41.513.23.07.91.217.31.421.47.41.10.611.60.4
medium gap0.0.3.93.96.64.05.90.84.42.17.11.60.0.2.71.58.50.81.20.82.91.20.50.56.14.312.43.26.51.40.0.0.80.85.21.71.11.19.11.08.62.43.00.811.21.25.33.70.0.6.10.3
large gap0.0.6.84.93.62.67.40.90.0.7.01.70.0.4.92.015.11.11.20.82.91.20.0.8.64.814.13.310.91.80.0.0.80.810.12.41.71.310.41.17.32.41.50.514.91.35.73.90.40.48.10.3
very large gap0.0.0.0.0.0.0.70.30.0.0.0.0.0.1.61.11.10.30.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.2.11.20.0.0.20.20.0.0.0.1.20.40.0.0.0.0.50.1
total0.0.48.59.723.46.036.81.610.33.131.52.90.0.38.04.643.51.521.83.117.82.64.61.740.18.543.74.850.72.90.0.6.11.941.94.011.83.065.41.638.54.218.81.753.51.840.18.12.41.036.00.5
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.20.0.0.0.0.50.50.0.0.0.0.80.60.0.0.0.0.0.0.0.0.20.21.51.10.0.0.10.10.0.0.0.0.20.1
no gap0.0.3.93.93.13.12.60.55.92.41.60.90.0.1.61.21.90.45.21.70.90.62.61.36.13.21.61.21.00.61.51.50.80.81.91.10.0.2.50.62.51.41.40.51.50.50.0.0.0.1.90.2
small gap0.0.0.0.7.23.52.40.50.0.0.40.40.0.1.81.32.40.54.61.60.0.5.31.90.0.1.01.01.60.71.51.51.00.72.11.20.0.1.50.40.70.70.80.43.00.62.92.90.0.1.80.2
medium gap0.0.0.0.0.0.1.50.43.31.90.0.0.0.3.71.81.60.41.71.00.0.0.50.50.0.0.90.90.90.50.0.1.51.10.70.70.0.0.40.21.01.00.20.20.70.30.0.0.0.0.90.1
large gap0.0.0.0.0.0.0.60.30.0.0.0.0.0.2.71.61.80.41.20.80.50.50.50.50.0.0.90.90.0.0.0.0.0.0.0.0.0.0.30.21.01.00.40.32.30.60.0.0.0.0.80.1
very large gap0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.20.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.10.0
total0.0.3.93.910.34.77.20.99.23.02.41.10.0.9.92.98.30.812.72.61.40.89.52.36.13.24.52.04.21.23.02.13.21.54.71.70.0.4.90.86.62.32.70.77.91.02.92.90.0.5.70.3
totaln/a0.0.0.0.0.0.3.50.61.21.22.41.15.04.710.02.94.00.60.0.2.31.00.50.52.02.01.61.14.61.20.0.0.0.4.01.60.0.8.81.012.93.01.90.65.90.92.92.90.40.43.90.2
no gap46.43.237.19.437.57.228.01.551.45.229.53.160.115.627.04.216.91.138.73.725.23.032.73.933.67.925.64.128.32.645.66.650.13.926.43.539.84.631.21.623.23.831.82.015.41.421.47.531.82.928.00.5
small gap34.23.137.79.245.57.633.81.528.84.731.03.310.010.027.94.326.11.339.43.636.23.346.44.229.07.815.63.531.82.740.66.532.73.730.63.834.14.329.61.625.44.036.72.129.51.751.48.745.33.132.00.6
medium gap8.81.87.95.46.64.016.51.212.53.519.32.810.010.018.73.820.01.212.12.517.42.614.52.911.35.622.94.114.52.08.63.710.02.411.32.59.83.014.11.217.43.412.61.519.21.57.74.311.62.115.60.4
large gap9.41.817.47.47.23.516.61.26.22.416.92.415.010.914.83.431.11.49.12.217.02.64.81.824.07.233.34.419.92.35.23.06.42.024.23.515.73.415.91.321.03.715.61.628.51.716.76.510.51.919.20.5
very large gap1.20.70.0.3.13.11.50.40.0.1.00.70.0.1.61.12.00.40.60.61.90.91.01.00.0.0.90.91.00.60.0.0.80.83.51.50.60.60.50.20.0.1.50.51.50.50.0.0.50.51.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875868/342200
NFI3
number of forest plots
processes in channels SilvaProtect · 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
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap53.11.115.21.219.11.66.21.111.11.37.71.128.20.6
small gap12.90.79.61.07.41.16.71.17.81.13.10.79.40.4
medium gap8.70.69.00.96.61.05.11.09.11.22.80.77.60.4
large gap10.20.79.10.99.41.26.31.113.31.42.40.69.00.4
very large gap1.50.30.80.30.80.40.40.30.30.20.40.20.90.1
total86.40.743.71.643.32.124.81.941.72.016.31.555.10.6
inside perimeterno gap5.10.516.61.220.41.615.31.66.00.935.51.913.40.4
small gap1.70.311.71.18.31.119.21.810.71.314.81.48.40.4
medium gap0.90.210.21.09.21.214.91.610.61.29.91.26.90.3
large gap1.00.211.41.09.91.215.41.619.11.615.91.59.00.4
very large gap0.0.1.40.42.10.60.20.21.20.41.10.40.80.1
total8.60.651.41.649.82.165.02.147.72.077.31.738.40.6
outside perimeterno gap3.00.42.70.54.60.93.70.82.30.63.80.83.20.2
small gap0.80.21.00.30.20.22.50.72.10.61.10.41.10.1
medium gap0.70.20.20.20.30.21.60.64.00.80.80.41.10.1
large gap0.50.20.90.31.60.52.10.62.30.60.50.31.00.1
very large gap0.0.0.10.10.20.20.20.20.0.0.0.0.10.0
total5.00.54.90.76.91.110.21.310.61.26.31.06.50.3
totalno gap61.21.034.51.544.02.025.21.919.41.647.02.044.80.6
small gap15.40.822.41.415.91.528.42.020.61.619.11.618.90.5
medium gap10.30.719.41.316.11.521.61.823.71.713.61.415.50.5
large gap11.70.721.41.320.91.723.91.934.71.918.81.519.00.5
very large gap1.50.32.30.53.10.70.90.41.50.51.50.51.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875869/342201
NFI4
number of forest plots
processes in channels SilvaProtect · 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
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap33.21.010.21.011.21.24.00.85.40.86.30.917.00.5
small gap32.61.014.41.115.01.48.21.112.21.24.90.819.00.5
medium gap10.00.610.00.97.41.06.71.110.11.14.00.78.60.4
large gap9.70.611.11.010.81.211.01.316.21.46.00.810.50.4
very large gap1.20.20.40.20.80.40.20.20.60.30.10.10.70.1
total86.70.746.01.645.22.030.11.944.51.821.31.555.80.6
inside perimeterno gap3.20.410.91.013.31.38.81.25.10.822.61.59.00.4
small gap3.60.417.71.217.21.520.01.611.61.223.81.512.80.4
medium gap0.70.29.90.97.21.013.31.410.21.111.31.16.80.3
large gap0.80.210.00.910.21.217.51.617.11.414.61.38.90.4
very large gap0.10.10.70.30.80.31.20.51.50.50.50.30.60.1
total8.40.649.31.648.62.060.82.045.51.872.71.638.00.6
outside perimeterno gap2.00.32.10.52.00.61.70.52.20.52.90.62.10.2
small gap1.70.31.30.42.20.63.60.82.40.62.50.62.10.2
medium gap0.90.20.60.21.40.50.90.42.50.60.40.21.00.1
large gap0.30.10.60.30.60.32.80.72.60.60.10.10.90.1
very large gap0.0.0.10.10.0.0.20.20.30.20.0.0.10.0
total4.90.54.70.76.21.09.11.210.01.16.00.96.20.3
totalno gap38.41.023.21.326.51.714.51.512.71.231.71.728.00.6
small gap37.91.033.41.534.31.931.81.926.21.631.21.733.80.6
medium gap11.60.720.51.316.01.520.91.722.81.615.71.316.50.5
large gap10.90.721.71.321.61.631.21.936.01.820.71.420.30.5
very large gap1.20.21.20.31.60.51.60.52.30.60.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875870/342202
NFI4
number of forest plots
processes in channels SilvaProtect · 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
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap32.91.09.21.010.11.23.00.84.50.86.11.017.00.5
small gap33.01.014.51.215.01.57.81.212.51.34.50.819.80.5
medium gap9.80.79.21.06.91.15.91.19.81.22.60.68.20.4
large gap9.40.610.31.010.41.37.81.214.41.43.20.79.40.4
very large gap1.20.20.40.20.90.40.20.20.50.30.0.0.70.1
total86.40.743.71.643.32.124.81.941.72.016.31.555.10.6
inside perimeterno gap3.30.411.01.013.91.49.51.34.70.925.41.89.10.4
small gap3.70.418.71.318.21.622.01.812.01.326.01.813.20.4
medium gap0.70.210.31.07.41.114.71.610.91.210.71.26.80.3
large gap0.90.210.61.09.51.217.91.718.31.614.61.48.70.4
very large gap0.10.10.70.30.90.41.00.41.70.50.60.30.60.1
total8.60.651.41.649.82.165.02.147.72.077.31.738.40.6
outside perimeterno gap2.00.32.30.52.20.61.90.62.20.63.00.72.20.2
small gap1.70.31.40.42.40.63.90.92.80.72.60.62.20.2
medium gap0.90.20.50.21.60.51.00.42.80.70.50.31.10.1
large gap0.30.10.70.30.70.43.20.82.60.60.20.20.90.1
very large gap0.0.0.10.10.0.0.20.20.20.20.0.0.10.0
total5.00.54.90.76.91.110.21.310.61.26.31.06.50.3
totalno gap38.21.122.41.426.21.814.41.611.41.334.51.928.40.6
small gap38.41.134.61.635.52.033.72.127.41.833.11.935.10.7
medium gap11.50.720.11.315.91.521.61.823.41.713.81.416.10.5
large gap10.60.721.61.320.61.728.92.035.31.917.91.519.00.5
very large gap1.30.21.30.41.70.51.40.52.40.60.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875871/342203
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap33.21.011.01.013.01.35.00.97.10.97.90.917.40.5
small gap32.61.014.81.115.91.49.31.215.01.36.50.819.40.5
medium gap10.00.69.80.97.61.07.71.110.81.15.70.89.00.4
large gap9.70.611.41.010.81.211.41.316.21.36.20.810.70.4
very large gap1.20.20.40.20.80.30.20.20.60.30.10.10.70.1
total86.70.747.41.648.11.933.51.849.71.726.41.457.10.6
inside perimeterno gap3.20.410.61.012.51.38.31.14.90.821.51.48.80.4
small gap3.60.417.41.216.41.419.41.610.51.122.41.412.50.4
medium gap0.70.29.70.96.71.012.61.39.11.010.21.06.50.3
large gap0.80.29.70.99.91.116.51.515.41.313.61.28.60.3
very large gap0.10.10.70.30.70.31.20.41.30.40.50.20.60.1
total8.40.648.11.646.21.957.91.941.31.768.21.537.00.5
outside perimeterno gap2.00.32.00.51.90.51.60.52.00.52.70.62.00.2
small gap1.70.31.20.42.00.53.40.72.30.52.20.52.00.2
medium gap0.90.20.60.21.30.40.80.42.20.50.40.21.00.1
large gap0.30.10.60.20.60.32.60.72.30.50.10.10.90.1
very large gap0.0.0.10.10.0.0.20.20.20.20.0.0.10.0
total4.90.54.60.75.80.98.61.19.11.05.40.85.90.3
totalno gap38.41.023.61.327.41.714.91.414.01.232.11.628.20.6
small gap37.91.033.41.534.31.832.01.927.71.631.21.633.90.6
medium gap11.60.720.11.315.61.421.11.722.11.516.21.316.50.5
large gap10.90.721.71.321.31.530.51.933.91.619.91.320.20.5
very large gap1.20.21.20.31.50.51.50.52.20.50.60.31.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875872/342204
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap33.41.011.81.013.01.35.50.96.70.96.70.917.70.5
small gap32.51.014.81.114.51.48.91.212.21.25.70.818.90.5
medium gap10.00.69.70.97.31.07.21.09.81.14.70.78.60.4
large gap9.80.610.70.910.91.211.51.316.31.36.30.810.60.4
very large gap1.20.20.40.20.80.30.20.20.80.30.20.20.70.1
total86.80.747.31.546.51.933.21.845.81.823.71.556.50.6
inside perimeterno gap3.20.410.71.013.11.38.41.15.50.822.11.58.90.4
small gap3.50.417.11.216.61.419.11.611.21.123.31.512.50.4
medium gap0.70.29.70.97.31.012.51.39.81.110.71.16.70.3
large gap0.80.210.00.99.91.116.81.516.51.313.91.28.70.4
very large gap0.10.10.70.30.70.31.30.51.40.40.50.20.60.1
total8.40.648.21.547.61.958.21.944.31.870.51.637.40.5
outside perimeterno gap1.90.32.00.41.90.51.70.52.20.52.70.62.10.2
small gap1.70.31.20.42.10.53.30.72.40.62.40.52.00.2
medium gap0.90.20.60.21.30.40.80.42.40.60.40.21.00.1
large gap0.30.10.60.20.60.32.60.62.60.60.30.20.90.1
very large gap0.0.0.10.10.0.0.20.20.30.20.0.0.10.0
total4.90.54.50.75.90.98.71.19.81.15.80.86.10.3
totalno gap38.51.024.51.328.01.715.61.514.41.331.61.628.70.6
small gap37.81.033.11.533.21.831.41.925.81.631.41.633.50.6
medium gap11.60.720.01.215.91.420.51.621.91.515.71.316.30.5
large gap10.90.721.21.221.41.630.91.935.51.720.51.420.30.5
very large gap1.20.21.20.31.50.51.70.52.40.60.70.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875873/342205
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap33.41.012.71.015.31.36.81.08.71.08.50.918.30.5
small gap32.51.014.91.115.81.49.71.214.91.27.10.919.30.5
medium gap9.90.69.50.97.61.07.81.110.61.15.90.88.90.4
large gap9.80.611.00.910.61.112.01.316.01.26.30.810.70.4
very large gap1.20.20.40.20.70.30.20.20.80.30.20.20.70.1
total86.80.748.61.550.01.836.31.851.01.728.01.457.90.5
inside perimeterno gap3.20.410.50.912.31.28.01.15.40.821.01.48.80.3
small gap3.50.416.71.115.51.318.41.510.11.022.21.412.20.4
medium gap0.70.29.40.96.70.911.81.38.70.99.91.06.40.3
large gap0.80.29.70.99.51.115.91.414.71.213.21.18.50.3
very large gap0.10.10.60.20.70.31.20.41.20.40.40.20.60.1
total8.40.647.01.544.61.855.41.940.11.666.71.536.30.5
outside perimeterno gap1.90.32.00.41.80.51.60.52.00.52.60.52.00.2
small gap1.70.31.20.31.90.53.20.72.20.52.10.51.90.2
medium gap0.90.20.50.21.20.40.80.32.10.50.30.20.90.1
large gap0.30.10.60.20.60.32.50.62.30.50.20.20.90.1
very large gap0.0.0.10.10.0.0.20.20.20.20.0.0.10.0
total4.90.54.40.65.50.88.21.18.91.05.30.85.80.3
totalno gap38.61.025.31.329.31.716.41.516.21.232.11.529.10.6
small gap37.81.032.91.433.11.731.31.827.21.531.41.633.40.6
medium gap11.60.719.51.215.51.320.41.621.41.416.11.216.20.5
large gap10.90.721.21.220.61.530.31.833.01.619.71.320.00.5
very large gap1.20.21.10.31.40.41.60.52.30.50.70.31.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875874/342206
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/an/a0.50.12.40.52.10.52.80.71.30.43.90.61.80.2
no gap33.01.010.71.012.31.24.80.86.80.97.30.916.80.4
small gap32.41.014.21.115.01.38.91.114.61.26.40.818.80.5
medium gap9.90.69.40.97.10.97.41.010.41.15.30.78.60.4
large gap9.70.610.90.910.11.110.81.215.71.35.80.810.30.4
very large gap1.20.20.40.20.70.30.20.20.60.30.10.10.70.1
total86.70.748.11.547.31.834.81.849.41.728.81.457.00.5
inside perimetern/a0.0.1.00.32.80.61.10.41.20.43.10.61.20.1
no gap3.20.410.40.912.11.28.11.14.80.719.91.38.60.3
small gap3.60.416.71.115.31.318.71.510.21.020.91.312.10.4
medium gap0.70.29.40.96.60.912.01.38.81.09.40.96.30.3
large gap0.80.29.40.99.21.115.91.415.01.212.41.18.30.3
very large gap0.10.10.60.20.70.31.10.41.20.40.40.20.50.1
total8.40.647.61.546.71.856.91.941.41.766.01.537.10.5
outside perimetern/a0.00.00.0.0.60.30.10.10.40.20.20.10.20.1
no gap2.00.32.00.41.70.51.50.52.00.52.40.52.00.2
small gap1.70.31.20.31.90.53.20.72.30.52.00.51.90.2
medium gap0.90.20.50.21.20.40.80.32.10.50.30.20.90.1
large gap0.30.10.60.20.60.32.50.62.20.50.20.20.90.1
very large gap0.0.0.10.10.0.0.20.20.20.20.0.0.10.0
total4.90.54.40.66.00.98.31.19.21.05.20.75.90.3
totaln/a0.50.23.50.65.40.84.10.82.90.67.20.83.20.2
no gap38.21.023.11.326.21.614.41.413.61.229.61.527.30.5
small gap37.71.032.11.432.21.730.71.827.11.529.31.532.80.6
medium gap11.50.719.31.214.91.320.11.621.31.415.01.215.90.5
large gap10.80.720.91.219.91.429.31.832.91.618.41.219.50.5
very large gap1.20.21.10.31.40.41.40.52.10.50.50.21.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875875/342207
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/an/a0.60.23.10.53.10.64.40.82.00.54.80.72.50.2
no gap33.21.012.21.014.41.36.40.98.40.97.80.917.60.4
small gap32.31.014.31.114.81.39.11.114.31.26.50.818.60.5
medium gap9.90.69.20.97.10.97.31.010.21.05.40.78.60.3
large gap9.70.610.50.99.91.111.31.215.41.25.80.710.20.4
very large gap1.20.20.40.20.70.30.20.20.80.30.20.10.70.1
total86.80.749.71.550.01.838.61.851.11.630.51.458.10.5
inside perimetern/a0.00.01.00.32.60.61.30.41.30.43.10.61.30.1
no gap3.20.410.10.911.51.17.51.05.20.719.31.38.40.3
small gap3.50.416.11.114.51.217.41.49.71.020.41.311.70.4
medium gap0.70.29.00.96.30.911.21.28.40.99.10.96.10.3
large gap0.80.29.30.98.91.015.01.314.21.212.11.08.10.3
very large gap0.00.00.60.20.60.31.20.41.20.40.40.20.50.1
total8.40.646.11.544.41.853.51.839.91.664.41.536.10.5
outside perimetern/a0.00.00.0.0.50.30.10.10.50.20.20.10.20.1
no gap1.90.31.90.41.60.51.50.52.00.52.40.51.90.2
small gap1.70.31.10.31.80.53.00.62.20.52.00.41.90.2
medium gap0.90.20.50.21.20.40.70.32.00.50.30.20.90.1
large gap0.30.10.60.20.50.32.30.62.20.50.20.10.80.1
very large gap0.0.0.10.10.0.0.20.20.20.20.0.0.10.0
total4.90.54.20.65.70.87.91.09.01.05.10.75.80.3
totaln/a0.60.24.10.66.30.95.90.93.70.68.10.93.90.2
no gap38.31.024.21.327.51.615.41.415.61.229.51.427.90.5
small gap37.51.031.51.431.01.629.51.726.21.528.91.532.10.6
medium gap11.50.718.71.214.51.319.21.520.61.314.81.115.60.4
large gap10.80.720.41.219.31.428.51.731.81.518.11.219.20.5
very large gap1.20.21.10.31.30.41.50.52.20.50.60.21.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875876/342208
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