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NFI4
number of forest plots
processes in channels SilvaProtect · 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
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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap29.71.746.13.434.53.228.32.433.92.010.42.39.31.412.11.87.71.69.22.85.01.73.00.84.50.86.11.017.00.5
small gap29.61.730.23.232.13.133.22.539.82.111.52.217.71.819.02.210.92.012.13.27.72.47.81.212.51.34.50.819.80.5
medium gap10.01.16.81.78.51.913.21.89.41.38.82.110.71.46.51.47.01.67.32.58.42.55.91.19.81.22.60.68.20.4
large gap8.31.06.81.611.42.19.61.611.21.38.02.011.71.410.01.68.91.815.53.47.42.37.81.214.41.43.20.79.40.4
very large gap0.70.31.00.72.91.01.90.80.80.40.0.0.80.41.30.60.0.1.01.00.0.0.20.20.50.30.0.0.70.1
total78.31.590.91.989.42.186.31.895.00.938.73.550.42.348.92.734.53.045.24.728.43.924.81.941.72.016.31.555.20.6
inside perimeterno gap4.80.81.80.93.11.13.00.92.00.612.22.39.41.414.01.913.02.112.23.214.83.09.51.34.70.925.41.89.10.4
small gap4.90.80.90.65.81.64.51.11.70.616.22.619.31.817.82.120.52.615.53.521.33.622.01.812.01.326.01.813.20.5
medium gap1.30.41.40.80.0.0.30.30.20.215.22.67.81.26.51.411.02.011.03.06.82.214.71.610.91.210.71.26.80.3
large gap1.10.40.40.40.0.1.40.60.70.411.02.39.51.37.61.412.32.15.62.217.13.217.91.718.31.614.61.48.70.4
very large gap0.0.0.0.0.0.0.30.30.0.0.0.0.60.40.70.51.60.80.90.91.41.01.00.41.70.50.60.30.60.1
total12.01.24.41.48.91.99.51.64.60.954.63.646.72.346.52.758.33.145.14.861.34.365.02.147.72.077.31.738.40.6
outside perimeterno gap3.60.72.71.10.40.42.20.80.0.3.01.21.20.51.70.73.61.23.71.82.31.31.90.62.20.63.00.72.20.2
small gap3.20.60.50.50.90.61.70.70.40.31.71.01.10.52.30.81.50.82.91.62.41.43.90.92.80.72.60.62.10.2
medium gap2.10.51.50.90.0.0.0.0.0.0.80.60.20.20.60.40.80.62.01.43.61.61.00.42.80.70.50.31.10.1
large gap0.70.30.0.0.40.40.30.30.0.0.60.50.40.30.0.1.20.71.01.02.01.23.20.82.60.60.20.20.90.1
very large gap0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.0.0.0.0.0.0.20.20.20.20.0.0.10.0
total9.71.14.61.41.70.94.21.10.40.36.61.82.90.84.61.17.21.69.72.810.32.710.21.310.61.26.31.06.40.3
totalno gap38.11.850.53.438.03.233.62.535.92.025.73.120.01.927.82.424.32.625.24.222.13.514.41.611.41.334.51.928.30.6
small gap37.71.831.63.238.83.339.42.641.92.129.43.238.22.239.02.733.03.030.54.531.44.133.72.127.41.833.11.935.20.7
medium gap13.41.39.72.08.51.913.51.89.61.324.83.218.71.813.61.918.82.520.33.918.73.521.61.823.41.713.81.416.10.5
large gap10.11.17.21.711.82.111.31.711.91.319.62.821.61.817.62.022.32.622.14.026.43.728.92.035.31.917.91.519.00.5
very large gap0.70.31.00.72.91.02.20.80.80.40.50.51.50.62.00.81.60.81.91.31.41.01.40.52.40.60.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875877/342209
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap29.51.647.13.435.93.128.52.434.02.010.52.29.91.413.31.810.21.710.92.85.81.84.00.85.40.86.30.917.00.5
small gap29.21.629.73.131.23.033.12.539.52.111.72.217.21.718.72.111.91.912.42.98.82.48.21.112.21.24.90.819.10.5
medium gap10.31.16.71.78.11.813.21.89.81.39.32.111.41.46.61.38.11.66.82.29.92.56.71.110.11.14.00.78.60.4
large gap9.11.06.61.611.72.09.61.611.11.39.02.112.21.410.31.610.11.816.83.27.32.211.01.316.21.46.00.810.50.4
very large gap0.70.31.00.72.81.01.90.80.80.40.0.0.80.41.20.60.0.0.80.80.0.0.20.20.60.30.10.10.70.1
total78.81.491.11.989.82.086.31.895.10.940.53.551.52.250.22.640.32.947.74.431.83.830.11.944.51.821.31.555.90.6
inside perimeterno gap4.60.81.70.92.91.13.00.92.00.611.82.29.61.414.51.812.31.910.12.613.22.78.81.25.10.822.61.58.90.4
small gap4.70.80.90.65.61.54.51.11.60.516.02.518.71.816.91.918.12.313.53.020.93.320.01.611.61.223.81.512.80.4
medium gap1.40.41.30.80.0.0.30.30.20.215.22.57.71.26.11.39.91.710.72.76.72.113.31.410.21.111.31.16.80.3
large gap1.00.40.40.40.0.1.40.60.70.310.22.19.11.37.41.411.31.99.32.617.03.017.51.617.11.414.61.38.90.4
very large gap0.0.0.0.0.0.0.30.30.0.0.0.0.60.40.60.41.40.70.70.71.20.91.20.51.50.50.50.30.60.1
total11.71.14.41.38.51.89.51.54.50.953.33.545.72.245.52.653.12.944.34.459.04.160.82.045.51.872.71.638.00.6
outside perimeterno gap3.50.72.61.10.40.42.20.80.0.2.81.11.10.51.60.63.11.03.11.52.01.21.70.52.20.52.90.62.10.2
small gap3.20.60.50.50.90.61.70.70.40.31.60.91.10.52.10.71.30.72.41.42.21.33.60.82.40.62.50.62.00.2
medium gap2.10.51.50.80.0.0.0.0.0.0.80.50.20.20.60.41.10.61.71.23.21.40.90.42.50.60.40.21.00.1
large gap0.70.30.0.0.40.40.30.30.0.0.50.50.40.30.0.1.10.60.80.81.81.02.80.72.60.60.10.10.90.1
very large gap0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.0.0.0.0.0.0.20.20.30.20.0.0.10.0
total9.41.14.51.41.70.84.21.10.40.36.21.72.80.84.31.06.61.58.02.49.22.49.11.210.01.16.00.96.10.3
totalno gap37.61.751.43.439.33.233.72.536.02.025.23.020.71.929.42.425.62.524.03.821.03.214.51.512.71.231.71.728.00.6
small gap37.21.731.03.137.73.239.32.641.52.129.33.136.92.137.72.631.42.728.34.031.83.831.81.926.21.631.21.733.90.6
medium gap13.81.39.52.08.11.813.41.810.01.325.33.119.31.813.41.819.12.319.23.519.83.320.91.722.81.615.71.316.50.5
large gap10.81.17.11.712.12.111.31.711.81.319.82.821.71.717.72.022.52.526.93.926.13.531.21.936.01.820.71.420.30.5
very large gap0.70.31.00.72.81.02.20.80.80.40.50.51.40.51.80.71.40.71.61.11.20.91.60.52.30.60.60.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875878/342210
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap29.71.648.03.435.83.128.52.334.12.011.72.311.91.414.81.911.41.811.02.710.12.35.50.96.70.96.70.917.60.5
small gap29.31.629.23.131.13.032.92.539.32.111.92.217.31.718.62.012.81.911.72.88.02.28.91.212.21.25.70.819.00.5
medium gap10.31.16.61.78.11.813.31.89.71.39.12.111.01.46.71.38.11.67.22.29.12.37.21.09.81.14.70.78.60.4
large gap9.01.06.51.612.12.19.51.611.31.38.92.011.71.310.21.69.71.716.63.17.72.111.51.316.31.36.30.810.60.4
very large gap0.70.31.00.72.81.01.90.70.70.40.0.0.80.41.20.60.0.0.80.80.0.0.20.20.80.30.20.20.70.1
total79.01.491.31.989.92.086.21.895.10.941.63.452.62.251.52.642.02.847.24.235.03.733.21.845.81.823.71.556.60.6
inside perimeterno gap4.70.71.70.82.91.13.00.92.00.611.62.29.51.314.01.812.21.910.22.613.52.78.41.15.50.822.11.58.90.4
small gap4.60.70.90.65.61.54.41.11.60.515.72.418.01.716.31.917.42.214.23.019.13.119.11.611.21.123.31.512.50.4
medium gap1.40.41.30.80.0.0.30.30.20.215.02.57.41.25.91.29.81.710.82.77.22.012.51.39.81.110.71.16.60.3
large gap1.00.40.40.40.0.1.40.60.70.310.12.19.31.37.51.410.91.89.42.515.62.816.81.516.51.313.91.28.70.4
very large gap0.0.0.0.0.0.0.30.30.0.0.0.0.60.30.60.41.30.70.70.71.10.81.30.51.40.40.50.20.60.1
total11.71.14.31.38.51.89.41.54.50.952.43.444.72.244.32.651.72.945.34.256.63.958.21.944.31.870.51.637.40.5
outside perimeterno gap3.40.72.61.00.40.42.20.80.0.2.81.11.10.51.50.63.01.02.91.41.81.11.70.52.20.52.70.62.10.2
small gap3.20.60.40.40.90.62.00.70.40.31.60.91.00.52.00.71.30.62.31.32.01.23.30.72.40.62.40.52.00.2
medium gap2.00.51.40.80.0.0.0.0.0.0.80.50.20.20.60.41.00.61.61.12.91.30.80.42.40.60.40.21.00.1
large gap0.70.30.0.0.40.40.30.30.0.0.50.50.40.30.0.1.00.60.80.81.71.02.60.62.60.60.30.20.90.1
very large gap0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.0.0.20.20.30.20.0.0.10.0
total9.31.04.51.41.70.84.41.10.40.36.01.72.70.74.11.06.31.47.52.28.42.28.71.19.81.15.80.86.00.3
totalno gap37.91.752.23.439.13.133.72.436.02.026.13.022.41.930.42.426.62.524.13.625.53.415.61.514.41.331.61.628.60.6
small gap37.21.730.53.137.53.239.32.641.32.129.23.136.32.137.02.531.52.728.13.929.23.631.41.925.81.631.41.633.60.6
medium gap13.71.29.32.08.11.813.61.89.91.324.83.018.51.713.21.819.02.319.53.419.23.120.51.621.91.515.71.316.30.5
large gap10.61.16.91.612.52.111.21.712.01.319.42.721.41.717.71.921.62.426.83.825.03.330.91.935.51.720.51.420.20.5
very large gap0.70.31.00.72.81.02.20.80.70.40.40.41.30.51.80.71.30.71.51.01.10.81.70.52.40.60.70.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875879/342211
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap29.51.647.13.435.93.128.82.434.02.011.12.210.21.413.51.811.91.814.12.910.62.25.00.97.10.97.90.917.40.5
small gap29.21.629.73.131.23.033.02.539.52.111.82.217.41.719.12.112.91.914.02.911.62.59.31.215.01.36.50.819.50.5
medium gap10.31.16.71.78.11.813.11.89.81.39.62.111.31.46.61.37.71.57.22.110.42.47.71.110.81.15.70.89.00.4
large gap9.11.06.61.611.72.09.61.611.11.39.22.012.11.410.21.611.11.815.12.98.52.111.41.316.21.36.20.810.60.4
very large gap0.70.31.00.72.81.01.90.70.80.40.0.0.80.41.20.60.0.0.70.70.0.0.20.20.60.30.10.10.70.1
total78.81.491.11.989.82.086.41.895.10.941.83.451.92.250.52.643.62.851.14.041.03.733.51.849.71.726.41.457.20.5
inside perimeterno gap4.60.81.70.92.91.13.00.92.00.611.52.29.61.314.31.811.61.89.32.411.42.48.31.14.90.821.51.48.80.4
small gap4.70.80.90.65.61.54.51.11.60.516.02.518.51.816.71.917.12.213.62.818.12.919.41.610.51.122.41.412.50.4
medium gap1.40.41.30.80.0.0.30.30.20.214.82.57.61.26.11.39.41.79.22.45.81.812.61.39.11.010.21.06.50.3
large gap1.00.40.40.40.0.1.40.60.70.310.02.19.01.37.61.410.71.89.32.414.72.616.51.515.41.313.61.28.60.3
very large gap0.0.0.0.0.0.0.30.30.0.0.0.0.60.40.60.41.30.70.60.61.10.71.20.41.30.40.50.20.60.1
total11.71.14.41.38.51.89.51.54.50.952.33.445.32.245.32.650.22.842.04.051.03.857.91.941.31.768.21.537.00.5
outside perimeterno gap3.50.72.61.10.40.42.20.80.0.2.71.11.10.51.60.63.01.02.61.31.71.01.60.52.00.52.70.62.00.2
small gap3.20.60.50.50.90.61.70.70.40.31.60.91.10.52.10.71.30.62.11.21.91.13.40.72.30.52.20.52.00.2
medium gap2.10.51.50.80.0.0.0.0.0.0.70.50.20.20.60.41.00.61.41.02.81.20.80.42.20.50.40.21.00.1
large gap0.70.30.0.0.40.40.30.30.0.0.50.50.40.30.0.1.00.60.70.71.60.92.60.72.30.50.10.10.90.1
very large gap0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.0.0.20.20.20.20.0.0.10.0
total9.41.14.51.41.70.84.21.10.40.36.01.62.80.84.21.06.31.46.92.07.92.18.61.19.11.05.40.85.90.3
totalno gap37.61.751.43.439.33.234.02.536.02.025.42.920.91.929.42.426.52.526.13.623.83.114.91.414.01.232.11.628.20.6
small gap37.21.731.03.137.73.239.22.641.52.129.43.137.12.137.82.531.32.729.63.831.53.532.01.927.71.631.21.634.00.6
medium gap13.81.39.52.08.11.813.41.810.01.325.23.019.11.813.21.818.12.217.83.118.93.021.11.722.11.516.21.316.50.5
large gap10.81.17.11.712.12.111.21.711.81.319.72.721.51.717.82.022.92.425.13.524.83.230.51.933.91.619.91.320.10.5
very large gap0.70.31.00.72.81.02.20.80.80.40.40.41.40.51.80.71.30.71.31.01.10.71.50.52.20.50.60.31.30.1
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 #875880/342212
NFI4
number of forest plots
processes in channels SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap29.71.648.03.435.83.128.82.334.12.012.32.312.31.515.41.913.51.916.72.913.52.46.81.08.71.08.50.918.30.5
small gap29.31.629.23.131.13.032.82.539.32.112.02.217.11.718.92.013.61.914.12.811.32.39.71.214.91.27.10.919.40.5
medium gap10.31.16.61.78.11.813.31.89.71.39.42.110.91.46.61.37.71.56.61.910.72.37.81.110.61.15.90.88.90.4
large gap9.01.06.51.612.12.19.51.611.31.39.12.011.61.310.11.510.61.715.12.87.82.012.01.316.01.26.30.810.60.4
very large gap0.70.31.00.72.81.01.90.70.70.40.0.0.80.41.20.60.0.0.70.70.0.0.20.20.80.30.20.20.70.1
total79.01.491.31.989.92.086.21.895.10.942.83.452.82.252.22.645.42.853.33.843.33.536.31.851.01.728.01.457.90.5
inside perimeterno gap4.70.71.70.82.91.13.00.92.00.611.32.19.61.313.91.811.51.89.22.311.82.48.01.15.40.821.01.48.80.3
small gap4.60.70.90.65.61.54.41.11.60.515.72.417.81.716.11.916.42.112.52.616.72.718.41.510.11.022.21.412.20.4
medium gap1.40.41.30.80.0.0.30.30.20.214.52.47.31.15.91.29.31.69.02.26.31.811.81.38.70.99.91.06.40.3
large gap1.00.40.40.40.0.1.40.60.70.39.82.09.21.37.41.310.31.79.12.313.62.415.91.414.71.213.21.18.40.3
very large gap0.0.0.0.0.0.0.30.30.0.0.0.0.60.30.60.41.30.60.60.61.00.71.20.41.20.40.40.20.60.1
total11.71.14.31.38.51.89.41.54.50.951.33.444.52.243.82.548.72.840.43.849.33.655.41.940.11.666.71.536.30.5
outside perimeterno gap3.40.72.61.00.40.42.20.80.0.2.71.11.10.51.50.62.80.92.41.21.61.01.60.52.00.52.60.52.00.2
small gap3.20.60.40.40.90.62.00.70.40.31.50.91.00.52.00.71.20.61.91.11.71.03.20.72.20.52.10.51.90.2
medium gap2.00.51.40.80.0.0.0.0.0.0.70.50.20.20.60.41.00.61.30.92.51.20.80.32.10.50.30.20.90.1
large gap0.70.30.0.0.40.40.30.30.0.0.50.50.40.30.0.1.00.60.70.71.40.82.50.62.30.50.20.20.90.1
very large gap0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.0.0.20.20.20.20.0.0.10.0
total9.31.04.51.41.70.84.41.10.40.35.91.62.70.74.11.06.01.36.31.97.31.98.21.18.91.05.30.85.80.3
totalno gap37.91.752.23.439.13.133.92.436.02.026.33.023.01.930.72.427.82.428.33.526.93.216.41.516.21.232.11.529.00.6
small gap37.21.730.53.137.53.239.22.641.32.129.33.036.02.137.02.531.22.628.53.629.73.431.31.827.21.531.41.633.50.6
medium gap13.71.29.32.08.11.813.61.89.91.324.73.018.41.713.01.817.92.217.03.019.52.920.41.621.41.416.11.216.20.5
large gap10.61.16.91.612.52.111.21.712.01.319.32.721.21.717.41.921.92.324.93.422.93.030.31.833.01.619.71.319.90.5
very large gap0.70.31.00.72.81.02.20.80.70.40.40.41.30.51.70.71.30.61.20.91.00.71.60.52.30.50.70.31.30.1
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 #875881/342213
NFI4
number of forest plots
processes in channels 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.40.20.50.51.30.70.80.50.0.1.70.91.70.60.60.43.91.15.41.71.90.92.80.71.30.43.90.61.80.2
no gap29.41.646.93.435.53.128.42.334.02.010.82.19.91.313.11.811.81.813.12.69.52.04.80.86.80.97.30.916.70.4
small gap29.11.629.63.130.83.032.72.539.52.111.52.116.91.718.92.012.11.812.42.610.42.28.91.114.61.26.40.818.80.5
medium gap10.31.16.71.78.01.813.01.89.81.39.42.111.01.46.41.37.21.56.41.99.32.17.41.010.41.15.30.78.70.4
large gap9.01.06.61.611.62.09.51.511.11.39.02.011.71.39.91.510.51.713.42.67.61.910.81.215.71.35.80.810.20.4
very large gap0.70.31.00.72.81.01.90.70.80.40.0.0.80.41.20.60.0.0.60.60.0.0.20.20.60.30.10.10.70.1
total78.81.491.11.989.91.986.31.895.10.942.33.451.92.250.12.645.42.751.33.838.73.434.81.849.41.728.81.457.00.5
inside perimetern/a0.0.0.0.0.0.0.0.0.0.1.00.71.20.51.60.70.80.53.01.35.21.71.10.41.20.43.10.61.20.1
no gap4.60.71.70.92.91.13.00.92.00.611.22.19.51.314.01.811.31.78.82.211.42.38.11.14.80.719.91.38.60.3
small gap4.70.70.90.65.51.54.41.11.60.515.62.417.91.716.31.916.12.012.12.516.22.718.71.510.21.020.91.312.10.4
medium gap1.40.41.30.80.0.0.30.30.20.214.42.47.41.25.91.29.11.68.72.26.11.712.01.38.81.09.40.96.30.3
large gap1.00.40.40.40.0.1.40.60.70.39.72.08.91.27.41.410.11.78.32.113.22.415.91.415.01.212.41.18.30.3
very large gap0.0.0.0.0.0.0.30.30.0.0.0.0.60.30.60.41.20.60.60.60.90.71.10.41.20.40.40.20.50.1
total11.71.14.31.38.41.89.31.54.50.951.83.445.42.245.82.648.72.741.43.753.03.656.91.941.41.766.01.537.10.5
outside perimetern/a0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.20.91.20.80.10.10.40.20.20.10.20.1
no gap3.50.72.61.10.40.42.20.80.0.2.71.11.10.51.50.62.80.92.31.21.60.91.50.52.00.52.40.51.90.2
small gap3.20.60.50.50.90.62.00.70.40.31.50.91.00.52.00.71.20.61.81.01.71.03.20.72.30.52.00.51.90.2
medium gap2.00.51.40.80.0.0.0.0.0.0.70.50.20.20.60.41.00.61.30.92.51.10.80.32.10.50.30.20.90.1
large gap0.70.30.0.0.40.40.30.30.0.0.50.50.40.30.0.1.00.60.60.61.40.82.50.62.20.50.20.20.80.1
very large gap0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.0.0.20.20.20.20.0.0.10.0
total9.51.14.51.41.60.84.41.10.40.35.81.62.70.74.11.05.91.37.32.08.32.08.31.19.21.05.20.75.90.3
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 #875882/342214
NFI4
number of forest plots
processes in channels 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.40.20.40.41.70.80.80.50.20.21.70.82.00.60.90.55.41.27.21.93.81.34.40.82.00.54.80.72.50.2
no gap29.61.647.73.435.23.128.42.334.02.012.02.211.91.415.01.812.71.814.92.612.22.26.40.98.40.97.80.917.50.4
small gap29.21.629.13.130.63.032.42.539.32.111.72.116.61.618.52.012.71.812.62.510.22.19.11.114.31.26.50.818.60.5
medium gap10.31.16.61.68.01.813.21.89.61.39.22.010.61.36.51.37.21.45.91.79.62.17.31.010.21.05.40.78.60.3
large gap8.91.06.51.611.92.09.41.511.31.38.82.011.31.39.81.510.01.613.52.57.11.811.31.215.41.25.80.710.20.4
very large gap0.70.31.00.72.71.01.80.70.70.40.0.0.70.41.10.60.0.0.60.60.0.0.20.20.80.30.20.10.70.1
total79.01.491.31.990.01.986.11.895.20.943.43.353.12.251.82.548.02.754.63.642.93.338.61.851.11.630.51.458.10.5
inside perimetern/a0.0.0.0.0.0.0.30.30.0.1.00.71.10.51.60.60.80.52.81.24.81.61.30.41.30.43.10.61.30.1
no gap4.60.71.70.82.91.13.00.92.00.611.02.19.31.313.51.710.81.78.22.010.62.17.51.05.20.719.31.38.40.3
small gap4.60.70.90.65.51.54.41.11.60.515.32.417.31.615.71.815.41.911.12.315.12.517.41.49.71.020.41.311.70.4
medium gap1.40.41.30.80.0.0.30.30.20.214.22.47.11.15.71.28.71.58.02.05.71.611.21.28.40.99.10.96.10.3
large gap1.00.40.40.40.0.1.30.60.70.39.52.08.91.27.21.39.61.68.12.012.32.215.01.314.21.212.11.08.10.3
very large gap0.0.0.0.0.0.0.30.30.0.0.0.0.60.30.60.41.20.60.50.50.90.61.20.41.20.40.40.20.50.1
total11.61.14.31.38.41.89.51.54.50.950.93.344.32.144.32.546.42.738.73.549.33.553.51.839.91.664.41.536.10.5
outside perimetern/a0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.10.81.10.80.10.10.50.20.20.10.20.1
no gap3.40.72.61.00.40.42.10.80.0.2.61.11.00.51.50.62.60.92.21.11.50.91.50.52.00.52.40.51.90.2
small gap3.20.60.40.40.80.61.90.70.40.31.50.91.00.42.00.71.10.61.71.01.60.93.00.62.20.52.00.41.80.2
medium gap2.00.51.40.80.0.0.0.0.0.0.70.50.20.20.60.40.90.51.20.82.31.00.70.32.00.50.30.20.90.1
large gap0.70.30.0.0.40.40.30.30.0.0.50.50.40.30.0.0.90.50.60.61.30.82.30.62.20.50.20.10.80.1
very large gap0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.0.0.20.20.20.20.0.0.10.0
total9.41.04.41.41.60.84.41.10.40.35.71.62.60.74.01.05.61.36.71.87.71.97.91.09.01.05.10.75.70.3
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 #875883/342215
NFI4
number of forest plots
processes in channels 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap33.31.532.51.410.41.05.00.56.11.017.00.5
small gap29.71.536.01.416.91.210.30.84.50.819.80.5
medium gap9.30.910.30.98.90.97.80.72.60.68.20.4
large gap8.00.910.70.910.60.910.90.83.20.79.40.4
very large gap0.80.31.60.40.80.30.30.10.0.0.70.1
total81.01.391.10.847.71.634.21.216.31.555.10.6
inside perimeterno gap4.10.62.60.511.51.08.90.725.41.89.10.4
small gap4.00.63.40.518.11.217.50.926.01.813.20.5
medium gap1.30.40.20.18.80.911.80.810.71.26.80.3
large gap0.90.30.80.39.10.916.40.914.61.48.70.4
very large gap0.0.0.10.10.50.21.40.30.60.30.60.1
total10.41.07.00.848.01.655.91.277.31.738.40.6
outside perimeterno gap3.40.60.80.31.70.42.50.43.00.72.20.2
small gap2.60.50.90.31.70.42.90.42.60.62.20.2
medium gap2.00.40.0.0.50.21.90.30.50.31.10.1
large gap0.50.20.20.10.30.22.40.40.20.21.00.1
very large gap0.0.0.0.0.10.10.10.10.0.0.10.0
total8.50.91.90.44.30.69.80.76.31.06.50.3
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 #875884/342216
NFI4
number of forest plots
processes in channels 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap33.41.532.91.411.21.06.20.66.30.917.00.5
small gap29.31.435.61.416.61.110.60.74.90.819.00.5
medium gap9.50.910.40.99.40.98.50.64.00.78.60.4
large gap8.60.910.80.911.10.912.80.86.00.810.50.4
very large gap0.70.31.60.40.80.30.30.10.10.10.70.1
total81.51.291.30.849.01.538.41.121.31.555.80.6
inside perimeterno gap4.00.62.50.511.81.08.40.622.61.59.00.4
small gap3.90.63.30.517.51.216.10.823.81.512.80.4
medium gap1.40.40.20.18.60.910.90.711.31.16.80.3
large gap0.90.30.80.38.70.915.90.814.61.38.90.4
very large gap0.0.0.10.10.50.21.30.30.50.30.60.1
total10.20.96.90.747.01.552.61.172.71.638.00.6
outside perimeterno gap3.30.60.80.31.60.42.20.32.90.62.10.2
small gap2.60.50.90.31.60.42.60.42.50.62.10.2
medium gap1.90.40.0.0.50.21.80.30.40.21.00.1
large gap0.50.20.20.10.30.22.30.30.10.10.90.1
very large gap0.0.0.0.0.10.10.20.10.0.0.10.0
total8.40.91.80.44.10.69.00.76.00.96.20.3
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 #875885/342217
NFI4
number of forest plots
processes in channels 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap33.71.533.01.412.81.07.70.66.70.917.60.5
small gap29.21.435.41.416.61.110.80.75.70.819.00.5
medium gap9.50.910.40.99.20.98.40.64.70.78.60.4
large gap8.50.910.90.910.80.913.00.86.30.810.60.4
very large gap0.70.31.60.40.70.30.40.10.20.20.70.1
total81.71.291.30.850.21.540.41.123.71.556.50.6
inside perimeterno gap4.00.62.50.511.51.08.40.622.11.58.90.4
small gap3.80.63.30.516.91.115.50.823.31.512.50.4
medium gap1.40.40.20.18.30.810.50.710.71.16.60.3
large gap0.90.30.80.38.80.815.30.813.91.28.80.4
very large gap0.0.0.10.10.50.21.30.30.50.20.60.1
total10.10.96.80.745.91.551.01.170.51.637.40.5
outside perimeterno gap3.30.60.80.31.60.42.20.32.70.62.10.2
small gap2.60.51.00.31.50.42.50.32.40.52.00.2
medium gap1.90.40.0.0.50.21.70.30.40.21.00.1
large gap0.50.20.20.10.30.22.20.30.30.20.90.1
very large gap0.0.0.0.0.10.10.20.10.0.0.10.0
total8.20.91.90.43.90.68.70.65.80.86.10.3
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 #875886/342218
NFI4
number of forest plots
processes in channels 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap33.41.533.01.411.51.08.10.67.90.917.40.5
small gap29.31.435.51.416.81.112.60.76.50.819.40.5
medium gap9.50.910.40.99.30.99.10.65.70.89.00.4
large gap8.60.910.80.911.10.913.20.76.20.810.60.4
very large gap0.70.31.60.40.80.30.30.10.10.10.70.1
total81.51.291.30.849.41.543.21.126.41.457.10.5
inside perimeterno gap4.00.62.50.511.61.07.80.621.51.48.80.4
small gap3.90.63.30.517.31.115.00.822.41.412.50.4
medium gap1.40.40.20.18.50.89.90.710.21.06.50.3
large gap0.90.30.80.38.70.914.70.813.61.28.60.3
very large gap0.0.0.10.10.50.21.20.20.50.20.60.1
total10.20.96.90.746.61.548.61.168.21.537.00.5
outside perimeterno gap3.30.60.80.31.60.42.10.32.70.62.00.2
small gap2.60.50.90.31.60.42.40.32.20.52.00.2
medium gap1.90.40.0.0.50.21.60.30.40.21.00.1
large gap0.50.20.20.10.30.22.10.30.10.10.90.1
very large gap0.0.0.0.0.10.10.10.10.0.0.10.0
total8.40.91.80.44.00.68.20.65.40.85.90.3
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 #875887/342219
NFI4
number of forest plots
processes in channels 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap33.71.533.01.413.31.09.90.68.50.918.30.5
small gap29.21.435.41.416.71.112.70.77.10.919.30.5
medium gap9.50.910.40.99.10.99.00.65.90.88.90.4
large gap8.50.910.90.910.80.913.20.76.30.810.60.4
very large gap0.70.31.60.40.70.30.40.10.20.20.70.1
total81.71.291.30.850.71.545.21.028.01.457.90.5
inside perimeterno gap4.00.62.50.511.41.07.90.621.01.48.80.3
small gap3.80.63.30.516.81.114.20.722.21.412.20.4
medium gap1.40.40.20.18.20.89.60.69.91.06.40.3
large gap0.90.30.80.38.70.814.00.713.21.18.50.3
very large gap0.0.0.10.10.50.21.20.20.40.20.60.1
total10.10.96.80.745.51.546.81.066.71.536.40.5
outside perimeterno gap3.30.60.80.31.50.42.00.32.60.52.00.2
small gap2.60.51.00.31.50.42.30.32.10.51.90.2
medium gap1.90.40.0.0.40.21.50.30.30.20.90.1
large gap0.50.20.20.10.30.22.00.30.20.20.90.1
very large gap0.0.0.0.0.10.10.10.10.0.0.10.0
total8.20.91.90.43.90.67.90.65.30.85.80.3
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 #875888/342220
NFI4
number of forest plots
processes in channels 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/an/a0.40.20.50.21.40.42.50.33.90.61.80.2
no gap33.21.532.81.411.11.07.80.67.30.916.80.4
small gap29.11.435.31.416.41.111.90.76.40.818.80.5
medium gap9.50.910.30.99.10.98.60.65.30.78.60.4
large gap8.60.910.70.910.70.912.50.75.80.810.30.4
very large gap0.70.31.60.40.70.30.30.10.10.10.70.1
total81.51.291.20.849.41.543.61.028.81.456.90.5
inside perimetern/a0.0.0.0.1.30.31.60.33.10.61.20.1
no gap4.00.62.50.511.41.07.60.619.91.38.60.3
small gap3.90.63.30.516.81.114.30.720.91.312.10.4
medium gap1.40.40.20.18.20.89.60.69.40.96.30.3
large gap0.90.30.80.38.50.814.00.712.41.18.40.3
very large gap0.0.0.10.10.50.21.10.20.40.20.50.1
total10.10.96.90.746.71.548.21.066.01.537.20.5
outside perimetern/a0.10.10.0.0.0.0.40.10.20.10.20.1
no gap3.30.60.80.31.50.42.00.32.40.52.00.2
small gap2.60.51.00.31.50.42.30.32.00.51.90.2
medium gap1.90.40.0.0.40.21.50.30.30.20.90.1
large gap0.50.20.20.10.30.21.90.30.20.20.90.1
very large gap0.0.0.0.0.10.10.10.10.0.0.10.0
total8.40.91.90.43.90.68.20.65.20.75.90.3
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 #875889/342221
NFI4
number of forest plots
processes in channels 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
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/an/a0.40.20.70.21.60.43.80.44.80.72.50.2
no gap33.61.532.81.412.91.09.40.67.80.917.50.4
small gap29.11.435.11.416.21.112.00.76.50.818.60.5
medium gap9.40.910.30.98.90.88.50.65.40.78.60.3
large gap8.40.910.80.910.50.912.40.75.80.710.20.4
very large gap0.70.31.50.40.70.30.40.10.20.10.70.1
total81.71.291.20.850.81.546.41.030.51.458.10.5
inside perimetern/a0.0.0.10.11.30.31.60.33.10.61.30.1
no gap4.00.62.50.511.10.97.40.519.31.38.40.3
small gap3.80.63.30.516.31.113.40.720.41.311.70.4
medium gap1.40.40.20.17.90.89.00.69.10.96.10.3
large gap0.90.30.80.38.40.813.20.712.11.08.10.3
very large gap0.0.0.10.10.40.21.10.20.40.20.50.1
total10.10.96.90.745.41.545.71.064.41.536.20.5
outside perimetern/a0.10.10.0.0.0.0.40.10.20.10.20.1
no gap3.30.60.80.31.50.41.90.32.40.51.90.2
small gap2.60.51.00.31.50.42.10.32.00.41.90.2
medium gap1.90.40.0.0.40.21.40.20.30.20.90.1
large gap0.50.20.20.10.30.21.90.30.20.10.80.1
very large gap0.0.0.0.0.10.10.10.10.0.0.10.0
total8.30.91.90.43.80.67.80.65.10.75.70.3
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 #875890/342222
NFI3
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
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap65.53.153.114.359.210.146.62.369.45.452.24.373.714.552.28.822.62.262.14.546.63.856.24.526.710.620.25.744.94.771.86.170.03.834.15.567.34.742.24.333.58.050.72.521.93.159.812.664.33.048.80.8
small gap12.22.18.17.728.29.216.61.88.13.211.32.80.0.13.26.218.22.110.52.924.03.321.73.729.711.422.15.818.83.811.44.011.32.717.74.316.13.616.93.322.07.122.52.125.23.324.111.112.22.117.10.7
medium gap8.01.88.38.16.84.717.71.88.13.313.33.10.0.9.45.222.02.213.23.210.02.412.83.012.88.425.86.317.73.79.03.94.21.715.14.26.12.522.03.618.86.412.71.723.73.311.68.212.52.214.50.6
large gap11.52.030.613.25.84.018.01.814.44.119.03.415.711.425.27.835.82.614.23.317.73.08.12.530.911.625.76.415.73.57.73.713.12.930.15.37.82.818.13.322.27.112.41.727.93.54.54.59.61.917.80.7
very large gap2.71.00.0.0.0.1.20.50.0.4.11.810.510.50.0.1.50.70.0.1.71.01.21.20.0.6.23.52.81.60.0.1.51.12.92.02.71.90.80.83.43.41.60.61.20.90.0.1.50.81.70.2
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.
inside perimeterno gap..56.013.954.114.733.32.648.716.140.25.8..34.67.715.71.761.68.032.48.0100.0.36.212.934.07.245.34.2..66.415.740.36.364.613.346.22.325.87.143.05.223.72.329.512.968.319.133.81.0
small gap..22.111.715.310.223.62.331.315.117.24.6..14.05.922.72.021.96.922.67.10.0.15.27.727.26.817.53.2..0.0.13.04.320.611.020.11.917.66.220.94.328.92.421.811.718.316.522.00.9
medium gap..7.97.530.713.316.42.020.012.920.85.0..16.56.321.22.010.95.233.37.90.0.12.58.619.56.417.93.3..21.313.622.75.40.0.12.81.619.06.120.04.223.02.216.610.90.0.18.30.8
large gap..14.09.70.0.24.02.40.0.17.44.4..27.37.537.42.35.63.911.75.50.0.36.113.019.36.116.73.2..12.311.420.45.314.810.019.41.935.37.815.23.823.82.315.410.113.412.823.70.9
very large gap..0.0.0.0.2.80.90.0.4.32.5..7.54.23.10.80.0.0.0.0.0.0.0.0.0.2.61.3..0.0.3.62.50.0.1.50.62.22.21.01.00.60.416.610.90.0.2.10.3
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.
outside perimeterno gap..100.0.82.216.457.26.166.915.862.921.5..27.313.723.54.740.610.665.427.781.79.7100.0.22.419.688.510.750.036.153.423.0100.0...59.38.468.218.556.913.335.66.60.0...48.02.6
small gap..0.0.0.0.13.84.30.0.37.121.5..8.27.920.44.423.09.10.0.12.28.20.0.36.621.60.0.50.036.123.320.20.0...20.26.90.0.22.511.424.45.90.0...17.42.0
medium gap..0.0.0.0.9.53.723.514.60.0...0.0.31.65.127.59.634.627.70.0.0.0.20.518.40.0.0.0.23.320.20.0...17.36.515.914.76.96.717.45.2100.0...17.22.0
large gap..0.0.17.816.418.04.79.69.30.0...64.514.623.24.78.86.00.0.6.16.00.0.20.518.40.0.0.0.0.0.0.0...3.13.115.914.713.79.020.65.60.0...16.21.9
very large gap..0.0.0.0.1.61.60.0.0.0...0.0.1.21.20.0.0.0.0.0.0.0.0.0.11.510.70.0.0.0.0.0...0.0.0.0.0.0.2.12.10.0...1.20.6
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
totalno gap65.53.156.39.760.47.842.21.667.05.048.63.373.714.540.45.419.21.359.23.844.33.460.64.035.38.326.24.346.93.071.26.069.23.640.04.066.94.446.12.032.45.449.42.224.21.845.99.564.43.043.10.6
small gap12.22.114.67.022.06.719.11.39.83.213.92.40.0.12.93.820.61.414.62.723.43.019.83.321.77.125.04.217.42.412.64.011.02.614.93.016.73.519.41.618.14.422.21.927.41.922.57.912.32.119.00.5
medium gap8.01.87.85.311.94.516.51.310.83.315.42.60.0.11.43.622.51.414.62.714.42.511.02.611.85.822.94.417.12.48.73.85.91.917.53.25.42.215.01.418.74.213.91.622.71.716.37.112.22.116.10.5
large gap11.52.021.38.15.63.120.31.412.43.418.02.715.711.431.85.335.41.611.72.516.42.67.62.331.18.222.74.315.62.27.53.612.62.724.63.68.62.718.21.628.25.113.01.524.71.88.74.99.71.920.00.5
very large gap2.71.00.0.0.0.1.80.50.0.4.11.410.510.53.52.02.20.50.0.1.40.81.01.00.0.3.21.83.11.10.0.1.31.03.01.52.41.61.30.42.61.81.40.50.90.46.64.81.40.81.80.2
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 #875891/342223
NFI3
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
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap65.23.053.114.359.210.146.12.369.45.451.84.273.714.550.38.722.92.261.64.546.63.856.14.426.710.620.25.745.14.671.86.169.63.834.65.467.94.641.34.234.77.950.92.421.93.159.812.664.33.048.60.8
small gap12.62.18.17.728.29.216.51.78.13.211.22.80.0.16.46.718.12.011.32.924.63.321.43.729.711.422.15.818.53.711.44.011.82.817.34.215.83.618.03.320.76.822.52.125.13.324.111.112.22.117.30.7
medium gap7.91.88.38.16.84.717.51.88.13.313.33.10.0.9.15.022.02.213.13.29.82.312.62.912.88.425.86.317.43.69.03.94.21.716.04.26.02.521.53.517.76.112.71.724.73.311.68.212.52.214.50.6
large gap11.52.030.613.25.84.018.81.814.44.119.63.515.711.424.37.535.02.514.13.317.32.98.82.630.911.625.76.416.33.57.73.713.02.929.35.27.62.718.43.323.67.012.41.727.13.44.54.59.61.917.90.7
very large gap2.71.00.0.0.0.1.10.50.0.4.11.810.510.50.0.2.00.70.0.1.71.01.11.10.0.6.23.52.81.60.0.1.51.02.82.02.71.80.80.83.23.21.60.61.20.80.0.1.50.81.70.2
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.
inside perimeterno gap..56.013.954.114.733.22.548.716.139.75.8..34.67.716.11.761.68.032.48.0100.0.36.212.934.07.245.44.1..60.115.340.36.364.613.345.72.325.87.143.55.123.72.334.612.968.319.133.81.0
small gap..22.111.715.310.223.72.331.315.118.34.6..14.05.922.82.021.96.922.67.10.0.15.27.727.26.818.33.2..9.48.913.04.320.611.020.51.917.66.220.74.228.92.420.311.018.316.522.20.9
medium gap..7.97.530.713.316.92.020.012.920.54.9..16.56.321.32.010.95.233.37.90.0.12.58.619.56.417.23.2..19.312.422.75.40.0.12.81.619.06.119.94.223.02.215.410.10.0.18.40.8
large gap..14.09.70.0.23.52.30.0.17.24.4..27.37.536.82.35.63.911.75.50.0.36.113.019.36.116.73.1..11.110.420.45.314.810.019.51.935.37.815.03.723.82.314.39.513.412.823.50.9
very large gap..0.0.0.0.2.70.90.0.4.32.5..7.54.23.00.80.0.0.0.0.0.0.0.0.0.2.51.3..0.0.3.62.50.0.1.50.52.22.21.01.00.60.415.410.10.0.2.10.3
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.
outside perimeterno gap..100.0.82.216.457.86.166.915.862.921.5..27.313.725.34.740.610.665.427.775.610.8100.0.22.419.688.510.750.036.153.423.0100.0...60.48.368.218.553.513.035.66.60.0...48.32.6
small gap..0.0.0.0.13.64.20.0.37.121.5..8.27.919.94.323.09.10.0.18.79.90.0.36.621.60.0.50.036.123.320.20.0...19.76.70.0.21.110.824.45.90.0...17.42.0
medium gap..0.0.0.0.9.43.623.514.60.0...0.0.30.95.027.59.634.627.70.0.0.0.20.518.40.0.0.0.23.320.20.0...16.96.315.914.712.68.417.45.2100.0...17.22.0
large gap..0.0.17.816.417.74.69.69.30.0...64.514.622.74.68.86.00.0.5.65.60.0.20.518.40.0.0.0.0.0.0.0...3.03.015.914.712.88.520.65.60.0...16.01.9
very large gap..0.0.0.0.1.61.50.0.0.0...0.0.1.21.20.0.0.0.0.0.0.0.0.0.11.510.70.0.0.0.0.0...0.0.0.0.0.0.2.12.10.0...1.20.6
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
totalno gap65.23.056.39.760.47.841.91.667.05.048.23.273.714.539.85.319.71.358.93.844.53.460.04.035.38.326.24.346.93.071.26.068.43.640.24.067.54.445.62.033.05.349.62.224.21.847.59.464.43.043.00.6
small gap12.62.114.67.022.06.719.11.39.83.214.22.40.0.14.14.020.61.415.02.723.93.020.23.321.77.125.04.217.72.312.64.012.02.614.72.916.43.419.91.617.74.322.11.927.31.921.87.712.32.119.10.5
medium gap7.91.87.85.311.94.516.71.310.83.315.32.60.0.11.23.622.51.414.52.714.12.410.82.511.85.822.94.416.62.38.73.85.81.917.93.25.32.214.91.418.24.114.01.623.01.815.86.912.22.116.10.5
large gap11.52.021.38.15.63.120.51.412.43.418.42.715.711.431.35.334.71.611.62.416.12.68.02.331.18.222.74.315.92.27.53.612.52.724.23.68.52.718.31.628.65.012.91.524.51.88.54.79.71.919.90.5
very large gap2.71.00.0.0.0.1.80.40.0.4.01.410.510.53.52.02.40.50.0.1.40.81.01.00.0.3.21.83.01.00.0.1.30.93.01.52.41.61.20.42.51.81.40.50.90.46.44.61.40.81.80.2
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 #875892/342224
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 gap46.73.248.914.833.88.829.42.249.46.029.84.275.016.218.67.312.32.042.24.824.53.330.74.327.312.225.46.525.34.444.56.849.44.219.24.839.05.038.85.411.66.431.22.512.02.927.312.330.12.931.00.8
small gap34.83.117.811.555.59.635.62.335.95.733.54.412.512.429.39.429.52.833.24.537.33.747.24.737.713.517.75.532.44.741.06.735.14.039.66.134.84.729.15.021.58.637.12.631.74.244.313.046.83.235.70.9
medium gap8.11.89.08.70.0.17.81.96.42.819.43.712.512.431.89.523.82.612.93.218.43.015.73.35.04.918.25.917.93.99.03.98.82.49.13.68.93.111.83.527.69.112.51.823.93.95.15.012.42.214.90.7
large gap9.11.824.312.65.84.015.51.88.33.216.43.20.0.20.28.133.22.910.72.917.93.05.32.230.012.936.57.221.54.25.53.15.82.029.05.516.53.720.34.439.39.917.12.031.64.223.310.610.32.017.00.7
very large gap1.20.70.0.4.94.91.70.60.0.0.90.90.0.0.0.1.10.71.01.01.91.11.21.20.0.2.22.22.91.70.0.0.90.93.02.10.70.70.0.0.0.2.20.80.90.90.0.0.50.51.30.2
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.
inside perimeterno gap..16.210.441.014.622.12.342.116.625.85.4..34.38.212.21.726.77.320.26.946.519.135.713.521.96.628.73.9..67.515.428.66.146.413.736.12.424.07.230.64.914.61.912.98.236.620.223.80.9
small gap..61.713.315.310.239.22.722.614.328.35.6..35.78.226.32.262.48.041.68.641.718.624.611.016.45.837.24.2..7.97.730.16.229.712.834.42.436.28.345.05.333.82.657.613.845.220.334.21.0
medium gap..8.17.928.414.116.42.135.316.422.55.0..8.74.821.02.15.43.717.56.611.911.316.610.931.17.412.82.9..12.311.411.74.29.18.713.61.727.97.615.73.922.62.314.19.70.0.17.70.8
large gap..14.09.715.410.220.22.20.0.23.45.2..16.06.137.22.45.43.817.86.70.0.23.111.530.67.121.33.6..12.311.423.45.714.810.015.51.811.95.78.73.027.42.515.410.118.316.522.80.9
very large gap..0.0.0.0.2.10.80.0.0.0...5.33.73.30.90.0.2.92.90.0.0.0.0.0.0.0...0.0.6.23.40.0.0.50.30.0.0.0.1.60.70.0.0.0.1.60.3
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.
outside perimeterno gap..100.0.29.923.337.66.163.916.663.621.3..16.610.922.94.940.910.665.427.728.912.6100.0.36.621.628.414.050.036.123.320.240.518.2..53.09.348.220.153.813.818.85.40.0...34.52.6
small gap..0.0.70.123.331.75.80.0.18.216.8..18.612.031.35.436.110.30.0.58.913.40.0.22.419.646.115.350.036.130.119.044.819.2..33.38.713.813.031.813.038.06.8100.0...32.92.5
medium gap..0.0.0.0.21.75.236.116.60.0...37.715.022.94.913.67.30.0.6.16.00.0.20.518.425.512.90.0.46.623.014.713.8..10.15.519.017.10.0.9.74.10.0...17.22.1
large gap..0.0.0.0.9.03.50.0.0.0...27.013.721.54.79.46.334.627.76.16.00.0.20.518.40.0.0.0.0.0.0.0...3.63.519.017.114.49.531.46.50.0...14.51.9
very large gap..0.0.0.0.0.0.0.0.18.216.8..0.0.1.31.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.2.12.10.0...0.90.5
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.
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 #875893/342225
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 gap46.43.253.114.333.88.829.72.251.45.930.94.163.216.118.26.613.31.842.04.725.73.431.34.222.610.323.46.026.54.244.56.849.14.122.34.839.44.930.74.014.56.131.42.413.32.624.111.131.02.930.50.8
small gap34.23.116.310.755.59.633.82.234.55.633.14.310.510.530.48.427.02.433.34.436.43.746.54.635.712.116.35.031.84.441.06.735.04.036.15.633.84.623.13.723.67.436.22.527.33.450.812.446.23.233.90.8
medium gap8.81.88.38.10.0.18.21.86.12.719.33.610.510.534.98.622.92.313.43.218.63.015.93.310.57.320.85.916.93.69.03.98.72.310.63.610.03.217.43.322.47.212.61.722.43.24.54.512.22.215.50.6
large gap9.41.822.311.85.84.016.81.88.03.115.83.115.711.416.56.835.72.610.42.917.52.95.12.131.211.937.66.922.14.05.53.16.42.128.25.216.03.628.13.939.58.417.81.936.43.720.69.510.21.918.90.7
very large gap1.20.70.0.4.94.91.60.60.0.0.90.90.0.0.0.1.20.60.90.91.81.01.21.20.0.2.02.02.61.50.0.0.80.82.71.90.70.70.70.70.0.1.90.70.60.60.0.0.50.51.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap..16.210.441.014.622.72.337.315.324.65.2..32.57.913.41.626.77.322.57.146.519.140.713.421.66.528.83.8..67.515.429.25.946.413.733.72.221.26.531.14.914.51.912.98.236.620.223.60.9
small gap..61.713.315.310.238.72.720.012.930.05.6..39.08.126.12.162.48.040.48.441.718.622.610.116.15.735.94.0..7.97.727.05.729.712.833.72.334.27.643.95.232.92.557.613.845.220.333.41.0
medium gap..8.17.928.414.116.32.042.716.023.04.9..8.24.620.91.95.43.717.16.411.911.315.310.132.37.412.62.8..12.311.412.14.09.18.715.31.726.87.016.53.921.92.214.19.70.0.17.90.8
large gap..14.09.715.410.220.22.20.0.22.45.0..15.25.836.72.35.43.817.36.50.0.21.310.830.17.022.73.5..12.311.426.25.614.810.016.81.817.86.28.52.928.82.415.410.118.316.523.50.9
very large gap..0.0.0.0.2.10.80.0.0.0...5.03.52.90.80.0.2.82.80.0.0.0.0.0.0.0...0.0.5.53.10.0.0.40.30.0.0.0.2.00.80.0.0.0.1.60.3
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.
outside perimeterno gap..100.0.29.923.337.16.063.916.663.621.3..16.610.923.14.740.910.665.427.728.912.6100.0.36.621.628.414.050.036.123.320.240.518.2..54.08.648.220.150.113.418.45.30.0...34.32.5
small gap..0.0.70.123.332.65.80.0.18.216.8..18.612.029.45.036.110.30.0.58.913.40.0.22.419.646.115.350.036.130.119.044.819.2..34.28.113.813.029.612.339.36.7100.0...32.82.5
medium gap..0.0.0.0.21.45.136.116.60.0...37.715.021.94.613.67.30.0.6.16.00.0.20.518.425.512.90.0.46.623.014.713.8..8.74.819.017.16.96.79.54.10.0...17.02.0
large gap..0.0.0.0.8.93.50.0.0.0...27.013.723.24.69.46.334.627.76.16.00.0.20.518.40.0.0.0.0.0.0.0...3.13.119.017.113.48.930.76.40.0...14.71.9
very large gap..0.0.0.0.0.0.0.0.18.216.8..0.0.2.41.70.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.2.12.10.0...1.10.6
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
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 #875894/342226
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 gap46.43.253.114.337.58.631.42.152.55.831.84.163.216.128.97.315.91.841.64.725.43.332.64.221.69.925.96.128.24.145.46.749.94.123.34.838.94.929.43.716.56.331.82.316.52.629.111.531.82.931.30.8
small gap34.23.116.310.752.49.233.52.233.75.532.64.210.510.525.57.325.62.233.04.437.23.745.64.538.511.915.34.830.64.240.46.634.43.935.75.634.64.626.03.622.47.136.32.426.83.147.412.245.53.233.40.8
medium gap8.81.88.38.10.0.17.71.86.02.619.13.610.510.529.37.521.92.114.03.318.33.015.63.310.07.019.65.616.23.48.83.88.52.310.53.59.93.217.73.123.67.112.31.721.62.94.24.211.92.115.30.6
large gap9.41.822.311.85.53.815.91.77.83.015.63.115.711.416.36.235.02.410.42.817.32.95.02.129.811.437.36.722.63.85.43.16.32.027.95.115.83.625.63.537.58.117.71.934.63.419.28.910.31.918.70.7
very large gap1.20.70.0.4.64.61.50.60.0.0.90.90.0.0.0.1.60.60.90.91.81.01.11.10.0.1.91.92.41.40.0.0.80.82.61.90.70.71.30.90.0.1.90.70.50.50.0.0.50.51.30.2
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.
inside perimeterno gap..16.210.441.014.622.62.337.315.324.65.2..34.67.914.31.628.67.322.57.146.519.140.713.422.46.328.73.7..67.515.430.15.846.413.734.12.220.36.231.84.914.51.912.98.236.620.224.00.9
small gap..61.713.315.310.238.52.720.012.930.05.6..37.88.025.92.160.87.940.48.441.718.622.610.114.75.334.94.0..7.97.726.15.529.712.834.12.237.07.543.55.132.92.557.613.845.220.333.21.0
medium gap..8.17.928.414.116.42.042.716.023.04.9..8.04.420.51.95.33.617.16.411.911.315.310.129.46.913.72.9..12.311.413.14.19.18.715.01.725.76.716.33.921.52.214.19.70.0.17.80.8
large gap..14.09.715.410.220.42.20.0.22.45.0..14.85.636.52.35.33.717.36.50.0.21.310.833.56.822.73.4..12.311.425.45.514.810.016.51.717.06.08.42.928.82.415.410.118.316.523.50.9
very large gap..0.0.0.0.2.10.80.0.0.0...4.93.42.80.80.0.2.82.80.0.0.0.0.0.0.0...0.0.5.33.00.0.0.40.30.0.0.0.2.30.80.0.0.0.1.60.3
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.
outside perimeterno gap..100.0.29.923.336.65.963.916.663.621.3..16.610.923.44.640.910.665.427.728.912.6100.0.36.621.628.414.050.036.123.320.240.518.2..52.68.548.220.150.113.419.95.40.0...34.32.5
small gap..0.0.70.123.333.65.80.0.18.216.8..18.612.029.65.036.110.30.0.58.913.40.0.22.419.646.115.350.036.130.119.044.819.2..33.37.913.813.029.612.338.56.7100.0...32.82.5
medium gap..0.0.0.0.21.15.036.116.60.0...37.715.021.14.413.67.30.0.6.16.00.0.20.518.425.512.90.0.46.623.014.713.8..8.44.719.017.16.96.79.34.00.0...16.82.0
large gap..0.0.0.0.8.73.40.0.0.0...27.013.723.54.69.46.334.627.76.16.00.0.20.518.40.0.0.0.0.0.0.0...5.73.919.017.113.48.930.16.30.0...15.01.9
very large gap..0.0.0.0.0.0.0.0.18.216.8..0.0.2.31.60.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.2.02.00.0...1.10.6
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
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 #875895/342227
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 gap46.43.253.114.333.88.830.32.151.45.930.94.163.216.126.46.315.71.742.04.726.03.431.34.222.610.324.46.027.74.144.56.849.14.122.34.839.44.931.13.523.26.231.52.314.92.524.111.131.02.930.50.8
small gap34.23.116.310.755.59.633.42.234.55.633.14.310.510.531.96.929.02.133.34.436.63.646.54.635.712.117.65.131.64.241.06.735.04.036.15.633.84.626.13.325.56.436.32.427.73.250.812.446.23.233.90.8
medium gap8.81.88.38.10.0.17.61.86.12.719.33.610.510.524.76.322.42.013.43.218.33.015.93.310.57.320.05.717.13.59.03.98.72.310.63.610.03.219.43.020.35.912.41.723.03.04.54.512.22.215.70.6
large gap9.41.822.311.85.84.017.11.78.03.115.83.115.711.417.05.531.82.210.42.917.32.95.12.131.211.936.16.721.23.75.53.16.42.128.25.216.03.622.83.231.06.717.81.933.93.420.69.510.21.918.70.6
very large gap1.20.70.0.4.94.91.50.60.0.0.90.90.0.0.0.1.10.50.90.91.81.01.21.20.0.1.91.92.41.40.0.0.80.82.71.90.70.70.60.60.0.1.90.70.50.50.0.0.50.51.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap..16.210.441.014.622.72.337.315.324.25.2..32.57.913.91.626.77.322.57.146.519.140.713.421.66.528.63.8..67.515.429.25.946.413.734.12.220.86.031.14.914.31.912.98.236.620.223.80.9
small gap..61.713.315.310.238.72.720.012.931.05.6..39.08.126.12.162.48.040.48.441.718.622.610.116.15.735.74.0..7.97.727.05.729.712.833.82.236.07.243.95.233.52.557.613.845.220.333.61.0
medium gap..8.17.928.414.116.32.042.716.022.74.9..8.24.620.71.95.43.717.16.411.911.315.310.132.37.412.52.8..12.311.412.14.09.18.714.71.623.56.216.53.921.72.214.19.70.0.17.60.8
large gap..14.09.715.410.220.22.20.0.22.14.9..15.25.836.52.35.43.817.36.50.0.21.310.830.17.023.23.5..12.311.426.25.614.810.017.01.719.76.08.52.928.52.415.410.118.316.523.40.9
very large gap..0.0.0.0.2.10.80.0.0.0...5.03.52.80.80.0.2.82.80.0.0.0.0.0.0.0...0.0.5.53.10.0.0.40.30.0.0.0.2.00.70.0.0.0.1.50.3
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.
outside perimeterno gap..100.0.29.923.337.16.063.916.663.621.3..16.610.923.74.640.910.665.427.728.912.6100.0.36.621.628.414.050.036.123.320.240.518.2..55.38.448.220.150.113.418.45.30.0...34.62.5
small gap..0.0.70.123.332.65.80.0.18.216.8..18.612.029.95.036.110.30.0.58.913.40.0.22.419.646.115.350.036.130.119.044.819.2..33.37.913.813.029.612.339.36.7100.0...32.82.5
medium gap..0.0.0.0.21.45.136.116.60.0...37.715.021.44.513.67.30.0.6.16.00.0.20.518.425.512.90.0.46.623.014.713.8..8.44.719.017.16.96.79.54.10.0...16.92.0
large gap..0.0.0.0.8.93.50.0.0.0...27.013.722.64.59.46.334.627.76.16.00.0.20.518.40.0.0.0.0.0.0.0...3.03.019.017.113.48.930.76.40.0...14.61.9
very large gap..0.0.0.0.0.0.0.0.18.216.8..0.0.2.41.70.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.2.12.10.0...1.10.6
total..100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0...100.0.
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 #875896/342228
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 gap46.43.253.114.337.58.632.42.152.55.831.84.163.216.129.66.218.61.741.64.725.93.332.64.221.69.926.76.030.74.045.46.749.94.124.34.938.94.930.93.329.06.131.92.318.62.629.111.531.82.931.70.8
small gap34.23.116.310.752.49.232.82.133.75.532.64.210.510.528.86.327.92.033.04.436.93.645.64.538.511.916.64.930.64.040.46.634.43.935.25.534.64.627.33.225.45.936.32.426.72.947.412.245.53.233.30.8
medium gap8.81.88.38.10.0.17.11.76.02.619.13.610.510.526.36.121.41.814.03.318.23.015.63.310.07.018.95.516.13.28.83.88.52.310.43.59.93.219.12.817.35.112.21.721.32.74.24.211.92.115.40.6
large gap9.41.822.311.85.53.816.21.77.83.015.63.115.711.415.35.130.62.110.42.817.22.95.02.129.811.436.06.520.53.55.43.16.32.027.55.015.83.621.73.028.36.117.71.932.93.119.28.910.31.918.40.6
very large gap1.20.70.0.4.64.61.40.50.0.0.90.90.0.0.0.1.40.50.90.91.81.01.11.10.0.1.81.82.21.20.0.0.80.82.61.80.70.71.00.70.0.1.90.70.50.50.0.0.50.51.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap..16.210.441.014.622.62.337.315.324.25.2..34.67.915.31.728.67.322.57.146.519.140.713.424.16.328.73.7..67.515.430.15.846.413.734.02.120.86.031.84.914.41.812.98.236.620.224.20.9
small gap..61.713.315.310.238.52.720.012.931.05.6..37.88.025.72.060.87.940.48.441.718.622.610.114.45.234.94.0..7.97.726.15.529.712.834.42.236.07.243.55.133.32.557.613.845.220.333.31.0
medium gap..8.17.928.414.116.42.042.716.022.74.9..8.04.420.21.95.33.617.16.411.911.315.310.128.86.813.72.9..12.311.413.14.19.18.714.61.623.56.216.33.921.42.214.19.70.0.17.60.8
large gap..14.09.715.410.220.42.20.0.22.14.9..14.85.636.02.25.33.717.36.50.0.21.310.832.86.722.73.4..12.311.425.45.514.810.016.61.719.76.08.42.928.72.415.410.118.316.523.40.9
very large gap..0.0.0.0.2.10.80.0.0.0...4.93.42.70.80.0.2.82.80.0.0.0.0.0.0.0...0.0.5.33.00.0.0.40.30.0.0.0.2.20.80.0.0.0.1.50.3
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.
outside perimeterno gap..100.0.29.923.336.65.963.916.663.621.3..16.610.924.04.640.910.665.427.728.912.6100.0.36.621.628.414.050.036.123.320.240.518.2..53.88.348.220.150.113.419.95.40.0...34.62.5
small gap..0.0.70.123.333.65.80.0.18.216.8..18.612.030.14.936.110.30.0.58.913.40.0.22.419.646.115.350.036.130.119.044.819.2..32.47.813.813.029.612.338.56.7100.0...32.82.5
medium gap..0.0.0.0.21.15.036.116.60.0...37.715.020.64.413.67.30.0.6.16.00.0.20.518.425.512.90.0.46.623.014.713.8..8.24.619.017.16.96.79.34.00.0...16.62.0
large gap..0.0.0.0.8.73.40.0.0.0...27.013.723.04.59.46.334.627.76.16.00.0.20.518.40.0.0.0.0.0.0.0...5.53.819.017.113.48.930.16.30.0...14.91.9
very large gap..0.0.0.0.0.0.0.0.18.216.8..0.0.2.31.60.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.2.02.00.0...1.10.5
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.
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 #875897/342229
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/a0.0.0.0.0.0.4.10.91.51.53.01.55.04.75.43.03.20.80.0.1.71.00.0.4.03.90.0.1.61.10.0.0.0.2.71.90.0.15.42.513.74.61.50.68.21.80.0.0.0.3.20.3
no gap46.43.253.114.333.88.829.42.150.65.829.94.060.115.624.96.015.21.642.04.725.63.331.34.221.710.024.46.027.04.044.56.849.14.121.74.739.44.925.83.021.45.531.02.313.72.324.111.131.02.929.50.7
small gap34.23.116.310.755.59.631.92.134.05.532.14.210.010.030.26.628.22.133.34.435.93.646.54.634.311.717.65.131.74.241.06.735.04.035.25.533.84.623.12.921.55.635.72.425.42.950.812.446.23.232.90.8
medium gap8.81.88.38.10.0.16.81.76.02.618.83.510.010.023.46.021.61.913.43.218.02.915.93.310.17.120.05.716.73.49.03.98.72.310.43.510.03.216.22.517.25.012.31.721.22.84.54.512.22.215.20.6
large gap9.41.822.311.85.84.016.41.77.93.015.33.015.010.916.15.330.82.110.42.917.02.85.12.130.011.436.16.720.73.75.53.16.42.127.55.016.03.619.02.726.25.917.51.931.13.120.69.510.21.918.10.6
very large gap1.20.70.0.4.94.91.40.50.0.0.90.90.0.0.0.1.10.50.90.91.81.01.21.20.0.1.91.92.41.40.0.0.80.82.61.80.70.70.40.40.0.1.90.70.50.50.0.0.50.51.10.2
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.
inside perimetern/a..0.0.0.0.1.80.70.0.0.0...12.55.23.60.90.0.2.72.70.0.0.0.1.61.65.61.8..0.0.4.52.60.0.4.50.94.73.23.01.71.90.77.27.10.0.3.30.4
no gap..16.210.441.014.622.22.337.315.324.25.2..30.37.213.61.626.77.321.86.946.519.140.713.423.46.527.13.6..67.515.428.75.646.413.732.62.119.85.830.84.714.31.812.07.636.620.223.20.9
small gap..61.713.315.310.237.82.620.012.931.05.6..33.17.325.22.062.48.039.38.241.718.622.610.115.45.532.93.8..7.97.724.95.329.712.832.62.134.36.942.25.132.82.553.513.645.220.332.41.0
medium gap..8.17.928.414.116.12.042.716.022.74.9..7.03.919.81.85.43.716.66.311.911.315.310.130.87.112.92.7..12.311.412.53.99.18.714.01.522.46.015.83.821.12.113.19.10.0.17.10.8
large gap..14.09.715.410.220.12.20.0.22.14.9..12.94.935.22.25.43.816.86.30.0.21.310.828.76.721.43.3..12.311.424.25.314.810.016.01.618.85.88.12.828.02.314.39.518.316.522.60.8
very large gap..0.0.0.0.2.00.80.0.0.0...4.33.02.70.80.0.2.72.70.0.0.0.0.0.0.0...0.0.5.12.90.0.0.40.30.0.0.0.1.90.70.0.0.0.1.50.2
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.
outside perimetern/a..0.0.0.0.0.0.0.0.0.0...0.0.3.52.00.0.0.0.5.75.70.0.0.0.18.611.70.0.0.0.0.0...4.93.422.914.60.0.1.81.80.0...3.00.9
no gap..100.0.29.923.336.65.963.916.663.621.3..16.610.922.64.540.910.665.427.727.311.9100.0.36.621.623.111.950.036.123.320.240.518.2..51.28.137.117.050.113.418.15.20.0...33.32.4
small gap..0.0.70.123.333.65.80.0.18.216.8..18.612.029.74.936.110.30.0.55.513.00.0.22.419.637.613.650.036.130.119.044.819.2..30.87.510.710.229.612.338.66.7100.0...32.12.4
medium gap..0.0.0.0.21.15.036.116.60.0...37.715.020.44.313.67.30.0.5.75.70.0.20.518.420.810.90.0.46.623.014.713.8..7.84.414.613.56.96.79.44.00.0...16.31.9
large gap..0.0.0.0.8.73.40.0.0.0...27.013.721.54.49.46.334.627.75.75.70.0.20.518.40.0.0.0.0.0.0.0...5.23.614.613.513.48.930.26.30.0...14.31.8
very large gap..0.0.0.0.0.0.0.0.18.216.8..0.0.2.31.60.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.2.02.00.0...1.10.5
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.
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 #875898/342230
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/a0.0.0.0.0.0.5.11.01.41.43.71.65.04.710.03.94.20.90.0.1.71.00.0.3.83.71.81.82.11.20.0.0.0.3.92.20.0.18.42.517.54.61.70.711.52.00.0.0.40.44.30.3
no gap46.43.253.114.337.58.630.82.051.75.830.74.060.115.626.65.717.81.741.64.725.43.332.64.220.89.626.35.930.03.945.46.749.94.123.44.738.94.925.22.823.95.231.32.316.52.329.111.531.72.930.30.7
small gap34.23.116.310.752.49.231.22.033.25.431.44.110.010.025.95.826.81.933.04.436.33.645.64.537.111.516.34.830.03.940.46.634.43.933.85.334.64.622.32.721.05.035.72.423.62.647.412.245.33.231.90.7
medium gap8.81.88.38.10.0.16.21.65.92.618.43.510.010.023.75.620.51.814.03.317.92.915.63.39.76.818.55.415.73.28.83.88.52.310.03.49.93.215.62.314.34.312.01.618.92.44.24.211.92.114.80.6
large gap9.41.822.311.85.53.815.41.67.73.015.03.015.010.913.84.629.42.010.42.816.92.85.02.128.711.035.36.420.03.55.43.16.32.026.44.915.83.617.72.523.35.217.41.929.22.819.28.910.31.917.60.6
very large gap1.20.70.0.4.64.61.30.50.0.0.80.80.0.0.0.1.40.50.90.91.81.01.11.10.0.1.81.82.11.20.0.0.80.82.51.80.70.70.80.60.0.1.80.70.40.40.0.0.50.51.10.2
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.
inside perimetern/a..0.0.0.0.1.80.70.0.0.0...12.55.23.70.90.0.5.23.60.0.0.0.1.51.55.61.8..0.0.4.52.60.0.4.70.94.73.23.01.72.50.87.27.10.0.3.40.4
no gap..16.210.441.014.622.22.337.315.324.25.2..30.37.214.71.628.67.321.36.846.519.140.713.423.76.327.13.6..67.515.428.75.646.413.732.42.119.85.830.84.714.11.812.07.636.620.223.40.9
small gap..61.713.315.310.237.82.620.012.931.05.6..33.17.324.82.060.87.938.38.141.718.622.610.114.25.132.93.8..7.97.724.95.329.712.832.82.134.36.942.25.132.42.453.513.645.220.332.21.0
medium gap..8.17.928.414.116.12.042.716.022.74.9..7.03.919.51.85.33.616.26.111.911.315.310.128.46.712.92.7..12.311.412.53.99.18.713.91.522.46.015.83.820.82.113.19.10.0.17.00.8
large gap..14.09.715.410.220.12.20.0.22.14.9..12.94.934.72.25.33.716.46.20.0.21.310.832.36.621.43.3..12.311.424.25.314.810.015.91.618.85.88.12.828.02.314.39.518.316.522.60.8
very large gap..0.0.0.0.2.00.80.0.0.0...4.33.02.60.70.0.2.72.60.0.0.0.0.0.0.0...0.0.5.12.90.0.0.40.30.0.0.0.2.20.80.0.0.0.1.50.2
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.
outside perimetern/a..0.0.0.0.0.0.0.0.0.0...0.0.4.62.20.0.0.0.5.75.70.0.0.0.18.611.70.0.0.0.0.0...4.93.422.914.60.0.1.81.80.0...3.20.9
no gap..100.0.29.923.336.65.963.916.663.621.3..16.610.922.94.440.910.665.427.727.311.9100.0.36.621.623.111.950.036.123.320.240.518.2..51.28.137.117.050.113.419.65.30.0...33.52.4
small gap..0.0.70.123.333.65.80.0.18.216.8..18.612.028.74.836.110.30.0.55.513.00.0.22.419.637.613.650.036.130.119.044.819.2..30.87.510.710.229.612.337.96.6100.0...31.82.4
medium gap..0.0.0.0.21.15.036.116.60.0...37.715.019.74.213.67.30.0.5.75.70.0.20.518.420.810.90.0.46.623.014.713.8..7.84.414.613.56.96.79.23.90.0...16.11.9
large gap..0.0.0.0.8.73.40.0.0.0...27.013.721.94.39.46.334.627.75.75.70.0.20.518.40.0.0.0.0.0.0.0...5.23.614.613.513.48.929.66.20.0...14.41.8
very large gap..0.0.0.0.0.0.0.0.18.216.8..0.0.2.21.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.2.02.00.0...1.10.5
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.
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 #875899/342231
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
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 gap61.21.134.42.242.42.821.93.124.22.434.53.648.50.8
small gap15.10.822.11.918.92.325.13.318.22.117.72.917.40.7
medium gap10.10.720.01.914.62.024.73.321.72.322.63.214.50.6
large gap11.90.721.71.922.12.427.13.434.42.623.23.217.90.7
very large gap1.70.31.70.62.00.81.20.81.60.71.91.11.70.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap59.13.632.72.140.52.723.72.312.91.842.02.133.91.0
small gap19.62.923.11.916.62.128.92.423.72.320.51.722.20.9
medium gap9.82.220.21.818.52.223.02.221.82.314.21.518.30.8
large gap11.42.421.31.820.62.323.82.338.92.721.41.723.40.9
very large gap0.0.2.60.73.81.10.60.42.80.91.90.62.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap59.04.854.07.366.87.535.66.621.54.858.07.448.22.6
small gap16.43.618.65.62.52.524.45.919.94.619.85.917.42.0
medium gap14.13.48.74.24.83.317.45.234.25.515.25.317.02.0
large gap10.53.016.65.423.46.820.65.623.04.96.93.916.21.9
very large gap0.0.2.12.12.52.52.12.11.41.40.0.1.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap60.91.034.51.443.01.924.21.818.81.441.31.743.00.6
small gap15.50.822.41.316.81.527.31.920.91.519.91.419.20.5
medium gap10.30.719.61.315.91.423.01.823.01.616.11.316.10.5
large gap11.80.721.21.321.41.624.51.835.31.820.91.419.90.5
very large gap1.40.32.20.52.90.70.90.42.10.51.80.51.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875900/342232
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