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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: terrestrial grid NFI3
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 gap60.01.132.32.040.32.723.02.923.22.234.83.547.40.8
small gap15.90.823.21.919.32.225.83.118.22.017.92.818.10.6
medium gap9.80.720.11.813.81.922.52.922.32.221.53.014.10.6
large gap12.00.721.61.823.42.326.83.133.62.524.23.118.00.6
very large gap2.30.32.70.73.31.02.01.02.70.91.71.02.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap59.63.431.31.938.82.522.72.112.51.740.71.933.00.9
small gap19.92.823.81.818.52.029.52.324.22.222.31.723.30.8
medium gap9.72.119.21.617.82.023.52.222.02.213.91.418.00.8
large gap10.72.221.71.721.32.223.52.237.12.521.31.623.20.8
very large gap0.0.4.00.83.71.00.80.54.21.11.70.52.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap56.14.754.76.966.77.334.46.420.44.458.67.146.92.5
small gap16.73.518.95.42.42.323.65.723.84.620.65.818.41.9
medium gap15.73.47.83.84.43.118.35.233.25.214.35.017.31.9
large gap10.62.916.85.121.96.421.85.621.54.56.63.716.01.8
very large gap0.90.91.81.84.73.22.01.91.21.20.0.1.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap59.81.032.91.441.01.823.81.718.11.340.51.641.80.6
small gap16.30.823.31.217.91.427.81.821.51.421.31.420.10.5
medium gap10.10.619.11.215.21.322.71.623.31.515.51.215.80.4
large gap11.80.721.41.222.31.524.41.733.91.721.11.419.80.5
very large gap2.10.33.30.53.60.71.30.43.20.61.60.42.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885887/352219
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 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 gap61.41.137.32.248.52.731.73.337.62.451.13.351.60.8
small gap14.90.821.41.916.92.121.92.914.51.712.82.216.20.6
medium gap10.10.719.41.813.01.821.22.917.31.916.92.513.60.6
large gap11.90.720.21.819.82.224.23.029.32.318.22.517.00.6
very large gap1.70.31.70.61.80.71.00.71.30.61.00.71.60.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap59.23.732.82.140.82.723.52.214.81.945.02.035.01.0
small gap19.32.923.01.916.32.129.02.423.02.319.21.621.70.9
medium gap9.92.219.91.818.92.222.82.221.12.213.41.417.90.8
large gap11.62.421.61.920.22.324.12.338.42.720.51.723.20.9
very large gap0.0.2.70.73.81.10.60.42.70.91.80.62.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap59.54.854.27.466.87.535.66.620.24.758.07.448.02.6
small gap15.63.619.45.92.52.524.45.919.94.619.85.917.32.0
medium gap14.33.46.83.84.83.317.45.235.65.615.25.317.22.0
large gap10.63.017.35.623.46.820.65.623.04.96.93.916.42.0
very large gap0.0.2.22.22.52.52.12.11.41.30.0.1.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap61.11.035.91.546.01.927.31.826.61.547.31.745.30.6
small gap15.30.822.11.315.81.426.21.818.51.417.51.318.30.5
medium gap10.30.719.11.215.21.421.81.720.51.414.41.215.40.5
large gap11.90.720.71.320.21.523.91.732.51.619.21.319.20.5
very large gap1.50.32.20.52.80.60.90.41.90.51.50.41.70.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885888/352220
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
grid: terrestrial grid NFI3
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 gap60.01.135.52.047.02.532.43.037.22.250.43.150.40.8
small gap15.90.822.31.817.11.922.62.714.41.613.52.217.00.6
medium gap9.80.719.01.712.21.719.82.617.91.816.12.313.20.5
large gap12.00.720.61.720.82.123.52.728.12.118.92.417.00.6
very large gap2.30.32.60.72.90.91.70.82.40.71.20.72.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap59.63.431.31.939.62.522.52.114.81.843.71.934.10.9
small gap19.92.823.91.818.42.029.52.323.52.221.21.622.90.8
medium gap9.72.119.11.617.62.023.32.121.42.113.21.317.60.7
large gap10.72.221.71.720.92.123.92.236.32.520.31.622.80.8
very large gap0.0.4.00.83.61.00.80.54.01.01.70.52.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap56.14.754.76.966.77.334.46.421.14.459.47.047.02.5
small gap16.73.518.95.42.42.323.65.723.24.620.25.718.21.9
medium gap15.73.47.83.84.43.118.35.233.65.114.04.917.41.9
large gap10.62.916.85.121.96.421.85.621.04.46.43.615.81.8
very large gap0.90.91.81.84.73.22.01.91.21.20.0.1.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap59.81.034.31.444.61.726.91.726.61.446.21.644.20.6
small gap16.30.823.01.216.91.326.61.718.91.319.11.319.20.5
medium gap10.10.618.61.114.31.221.71.620.81.314.01.115.10.4
large gap11.80.720.91.220.91.423.61.630.81.519.21.319.10.5
very large gap2.10.33.20.53.30.61.20.42.90.61.50.42.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885889/352221
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: forest 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/an/a0.50.25.31.05.01.27.71.83.10.815.12.23.40.3
no gap61.01.135.42.146.12.729.63.136.42.443.53.049.90.8
small gap14.80.820.31.816.02.020.12.714.11.710.81.915.60.6
medium gap10.10.718.41.712.41.819.42.716.81.814.22.113.10.6
large gap11.90.719.11.718.82.122.22.828.42.215.62.216.40.6
very large gap1.70.31.60.61.70.70.90.71.30.60.80.61.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.2.40.76.81.42.70.93.30.95.30.93.80.4
no gap59.23.732.02.138.22.622.82.214.51.942.42.033.71.0
small gap19.32.922.31.815.11.928.22.422.12.218.41.620.90.8
medium gap9.92.219.71.817.42.022.22.220.62.212.81.317.30.8
large gap11.62.421.01.819.02.123.52.236.92.619.31.622.30.8
very large gap0.0.2.60.73.51.00.60.42.60.91.70.52.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a1.81.30.0.9.54.51.81.85.42.64.02.83.51.0
no gap58.54.854.27.460.57.434.96.519.14.456.57.246.52.6
small gap15.33.519.45.92.22.224.05.818.84.418.65.616.71.9
medium gap14.03.46.83.84.33.017.15.133.75.414.35.016.51.9
large gap10.43.017.35.621.26.320.25.521.84.76.53.715.81.9
very large gap0.0.2.22.22.32.22.02.01.31.30.0.1.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.50.23.70.66.10.94.40.83.40.68.00.93.60.2
no gap60.71.034.61.443.31.826.21.725.71.543.51.643.70.6
small gap15.20.821.21.214.81.325.01.717.81.316.21.217.60.5
medium gap10.30.718.51.214.31.320.81.619.91.413.31.114.90.4
large gap11.80.719.91.219.01.422.81.731.31.617.61.218.50.5
very large gap1.50.32.10.42.60.60.80.41.80.51.40.41.70.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885890/352222
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: 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/an/a0.50.25.71.04.81.18.41.83.00.815.82.23.60.3
no gap60.91.134.92.146.22.628.93.036.62.342.43.049.60.8
small gap15.00.820.21.816.01.920.12.714.01.711.21.915.80.6
medium gap10.10.718.01.712.41.719.92.716.91.814.22.113.10.6
large gap11.90.719.61.718.92.121.82.828.02.215.22.116.40.6
very large gap1.70.31.60.51.70.70.90.71.50.61.20.71.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.2.90.87.21.43.30.93.30.95.60.94.10.4
no gap59.13.631.72.038.22.622.72.214.41.842.42.033.60.9
small gap19.62.922.61.815.41.928.02.322.32.218.41.521.00.8
medium gap9.82.219.61.817.12.022.12.220.52.212.71.317.20.8
large gap11.42.420.61.818.72.123.32.236.92.619.21.622.10.8
very large gap0.0.2.60.73.41.00.60.42.60.91.70.52.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a1.81.30.0.9.54.51.81.85.22.64.02.83.50.9
no gap57.94.854.07.360.57.434.96.521.14.656.57.246.62.6
small gap16.13.618.65.62.22.224.05.818.34.318.65.616.71.9
medium gap13.93.38.74.24.33.017.15.132.85.314.35.016.61.9
large gap10.33.016.65.421.26.320.25.521.24.66.53.715.61.9
very large gap0.0.2.12.12.32.22.02.01.31.20.0.1.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.50.24.20.66.20.95.00.93.40.68.50.93.80.2
no gap60.61.034.21.443.31.825.91.726.11.543.11.643.50.6
small gap15.40.821.31.214.91.324.91.717.81.316.31.217.70.5
medium gap10.20.718.31.214.11.320.91.619.81.413.21.114.80.4
large gap11.80.720.01.218.91.422.51.631.01.617.41.218.50.5
very large gap1.40.32.10.42.50.60.80.41.90.51.50.41.70.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885891/352223
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: forest
grid: terrestrial grid NFI3
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/an/a0.50.26.61.04.81.18.01.72.90.816.42.13.70.3
no gap59.71.133.21.944.82.529.82.836.12.242.12.848.60.8
small gap15.80.820.81.716.31.820.82.514.01.611.31.816.30.6
medium gap9.70.717.81.611.61.618.22.417.41.713.42.012.80.5
large gap11.90.719.21.619.82.021.62.627.32.015.82.116.40.6
very large gap2.30.32.40.62.70.81.60.82.30.71.00.62.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.2.80.76.91.33.50.93.50.95.80.94.20.4
no gap59.63.430.41.936.82.421.72.014.31.841.11.832.70.9
small gap19.92.823.31.717.11.928.52.222.62.120.01.521.90.8
medium gap9.72.118.61.616.41.922.52.120.62.112.41.216.90.7
large gap10.72.221.01.719.42.023.02.135.02.419.11.521.80.8
very large gap0.0.3.90.83.30.90.80.43.91.01.60.52.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a1.71.21.81.810.84.61.71.74.72.33.82.73.70.9
no gap55.14.653.76.859.57.133.86.320.14.357.16.945.32.4
small gap16.53.518.65.32.12.123.25.722.14.419.45.517.61.9
medium gap15.43.37.73.74.02.818.05.132.05.013.44.716.71.8
large gap10.42.816.55.019.55.821.45.520.04.26.23.515.31.8
very large gap0.80.81.81.84.22.91.91.91.11.10.0.1.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.50.14.60.66.10.85.00.83.30.68.80.93.90.2
no gap59.51.032.71.341.91.725.61.625.71.442.21.542.50.5
small gap16.20.721.91.215.91.225.31.618.31.217.41.218.50.5
medium gap10.00.617.71.113.41.220.61.520.11.312.81.014.50.4
large gap11.80.720.01.119.61.422.41.629.81.517.51.218.40.4
very large gap2.00.33.10.53.10.61.20.42.80.51.30.42.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885892/352224
NFI3
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
state2004/06
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 gap56.22.071.63.264.43.359.72.863.12.131.25.236.53.146.03.933.15.034.96.946.58.025.03.926.72.847.05.051.20.9
small gap19.11.69.62.110.62.114.42.014.11.526.85.121.02.617.93.020.14.418.75.611.75.626.94.018.72.418.93.917.00.7
medium gap11.71.35.51.69.42.19.31.710.81.416.44.420.72.615.22.824.24.616.05.114.55.420.83.721.82.617.43.713.70.6
large gap12.61.412.32.311.12.215.22.19.51.322.64.919.92.518.43.022.54.528.46.527.37.225.64.031.92.914.53.516.40.7
very large gap0.40.31.00.74.41.41.50.72.50.73.02.22.00.92.51.20.0.1.91.90.0.1.71.20.80.62.11.51.70.2
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.
inside perimeterno gap61.95.139.615.549.211.256.28.567.89.433.64.534.23.247.54.028.73.735.86.830.54.723.62.312.61.945.92.234.81.0
small gap14.23.730.514.730.710.520.26.924.28.617.53.525.93.017.33.021.33.419.95.713.63.929.62.522.52.419.21.821.80.9
medium gap12.03.420.112.810.06.88.74.80.0.25.24.319.12.719.63.218.53.213.84.919.54.422.92.322.32.412.91.518.10.9
large gap11.93.49.79.310.16.814.96.18.05.518.43.720.22.712.82.726.93.728.56.528.75.023.62.340.12.920.61.823.30.9
very large gap0.0.0.0.0.0.0.0.0.0.5.32.30.50.52.91.44.61.72.02.07.62.80.30.32.40.91.40.52.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap55.45.968.015.10.0.86.58.9100.0.71.912.357.513.686.78.843.811.880.612.634.713.036.36.721.55.160.77.949.52.7
small gap18.24.610.09.548.625.00.0.0.0.19.810.521.411.10.0.16.28.70.0.6.56.324.96.019.64.918.16.216.92.0
medium gap16.64.422.013.70.0.6.66.40.0.0.0.14.59.66.05.90.0.9.18.70.0.15.65.037.56.013.05.416.42.0
large gap9.83.50.0.51.425.07.06.70.0.8.37.96.66.47.26.934.511.410.39.949.313.721.05.721.55.18.24.516.22.0
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.5.55.30.0.9.69.02.12.10.0.0.0.1.00.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap56.81.870.03.162.03.260.52.663.52.035.23.236.12.248.62.731.32.939.74.635.53.925.21.919.41.647.02.044.80.6
small gap18.51.410.62.113.12.214.31.914.51.521.22.823.31.916.82.020.52.617.43.612.32.928.42.020.61.619.11.618.80.5
medium gap12.21.27.01.89.32.09.11.510.21.320.22.919.81.916.82.019.12.514.33.316.13.221.61.823.71.713.61.415.60.5
large gap12.31.211.62.211.72.114.81.99.41.219.32.819.61.815.31.926.02.826.74.330.43.923.91.934.71.918.81.519.10.5
very large gap0.30.20.90.63.91.31.30.62.40.64.11.51.20.52.60.93.11.11.81.35.72.00.90.41.50.51.50.51.80.2
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885893/352225
NFI3
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
state2004/06
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 gap55.32.072.13.264.73.259.82.863.42.131.75.036.53.044.33.733.14.335.86.143.27.122.03.124.22.435.03.748.80.8
small gap19.11.69.42.110.62.114.32.014.01.524.74.721.92.619.33.020.23.816.24.721.56.125.23.318.42.216.72.917.20.7
medium gap12.01.35.41.69.02.09.31.710.81.418.74.520.12.513.82.623.13.919.24.911.64.523.73.321.62.323.13.314.50.6
large gap13.11.412.02.311.52.215.12.19.31.322.14.619.72.520.33.022.83.925.55.623.76.127.93.534.62.723.73.317.90.7
very large gap0.40.31.00.74.21.41.50.72.50.72.71.91.90.82.31.10.80.83.32.30.0.1.20.91.30.61.30.91.60.2
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 perimeterno gap62.35.039.615.549.211.256.28.567.89.433.74.434.83.248.63.929.33.731.86.129.54.523.72.312.41.842.42.133.91.0
small gap14.03.630.514.730.710.520.26.924.28.618.53.625.42.917.12.921.63.316.74.914.63.828.92.423.62.320.11.722.00.9
medium gap11.93.420.112.810.06.88.74.80.0.25.24.219.62.718.73.118.33.117.04.921.24.423.02.221.72.314.11.518.40.8
large gap11.83.39.79.310.16.814.96.18.05.517.53.619.82.712.92.626.33.632.86.327.64.723.82.339.42.721.41.723.50.9
very large gap0.0.0.0.0.0.0.0.0.0.5.02.20.50.52.71.34.41.61.71.77.12.60.60.42.80.92.00.62.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap54.65.868.015.10.0.86.58.9100.0.71.912.357.513.686.78.841.411.480.612.634.713.035.66.619.34.757.17.547.82.6
small gap17.94.510.09.548.625.00.0.0.0.19.810.521.411.10.0.15.38.20.0.6.56.324.45.920.54.720.26.017.32.0
medium gap16.34.322.013.70.0.6.66.40.0.0.0.14.59.66.05.95.65.59.18.70.0.17.45.235.25.615.65.417.12.0
large gap11.23.70.0.51.425.07.06.70.0.8.37.96.66.47.26.932.610.910.39.949.313.720.65.623.65.07.14.016.62.0
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.5.25.10.0.9.69.02.12.11.41.40.0.1.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap56.11.870.53.162.33.160.62.663.82.035.23.136.32.148.02.631.62.737.64.134.33.624.21.818.31.441.71.743.10.6
small gap18.41.410.42.012.92.214.31.914.41.521.12.723.51.917.52.020.62.415.23.116.13.027.41.921.01.519.41.419.00.5
medium gap12.41.26.81.78.91.99.11.510.21.321.02.919.71.815.71.919.42.317.43.216.23.022.71.723.01.616.11.316.20.5
large gap12.81.211.42.112.12.114.71.99.21.218.82.719.41.716.41.925.32.627.54.028.43.724.71.835.71.821.11.519.90.5
very large gap0.30.20.90.63.71.21.30.62.30.63.81.41.20.52.40.83.01.02.31.35.11.80.90.42.00.51.70.51.80.2
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885894/352226
NFI3
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
state2004/06
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 gap55.12.072.13.265.23.259.32.763.52.031.74.936.63.044.33.732.34.235.86.043.37.021.93.124.22.434.53.648.60.8
small gap19.21.69.42.110.42.115.02.014.11.523.94.622.12.619.12.920.03.715.54.522.76.025.13.318.22.117.72.917.30.7
medium gap12.01.35.41.68.92.09.41.710.71.318.14.319.92.513.72.622.03.719.84.911.24.324.73.321.72.322.63.214.50.6
large gap13.31.412.02.311.42.214.82.09.31.223.74.619.62.420.63.024.93.925.85.422.85.927.13.434.42.623.23.217.90.7
very large gap0.40.31.00.74.11.31.50.72.50.72.61.91.80.82.31.10.80.83.12.20.0.1.20.81.60.71.91.11.70.2
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.
inside perimeterno gap61.65.039.615.551.411.056.28.567.89.433.14.334.73.248.93.829.63.731.86.130.04.523.72.312.91.842.02.133.91.0
small gap15.03.730.514.729.410.120.26.924.28.618.93.525.42.917.72.922.03.416.74.914.33.728.92.423.72.320.51.722.20.9
medium gap11.83.320.112.89.66.58.74.80.0.25.94.220.02.718.23.018.13.117.04.920.74.323.02.221.82.314.21.518.50.8
large gap11.63.39.79.39.76.514.96.18.05.517.23.519.42.612.52.626.03.532.86.328.14.723.82.338.92.721.41.723.30.9
very large gap0.0.0.0.0.0.0.0.0.0.4.92.20.50.52.71.34.41.61.71.76.92.60.60.42.80.91.90.62.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap53.85.868.015.10.0.86.58.9100.0.71.912.357.513.686.78.842.410.980.612.634.713.035.66.621.54.858.07.448.12.6
small gap19.14.610.09.548.625.00.0.0.0.19.810.521.411.10.0.13.97.50.0.6.56.324.45.919.94.619.85.917.32.0
medium gap16.14.322.013.70.0.6.66.40.0.0.0.14.59.66.05.99.26.39.18.70.0.17.45.234.25.515.25.317.12.0
large gap11.03.70.0.51.425.07.06.70.0.8.37.96.66.47.26.929.710.110.39.949.313.720.65.623.04.96.93.916.31.9
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.74.60.0.9.69.02.12.11.41.40.0.1.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap55.71.770.53.162.93.160.12.563.82.034.83.136.32.148.22.531.62.737.54.134.73.624.21.818.81.441.31.743.00.6
small gap18.71.410.42.012.72.114.91.914.51.521.02.723.61.917.72.020.62.414.83.016.33.027.31.920.91.519.91.419.20.5
medium gap12.41.26.81.78.81.89.21.510.21.321.22.919.81.815.41.919.02.317.83.215.82.923.01.823.01.616.11.316.20.5
large gap12.91.211.42.111.92.114.51.99.21.219.32.719.21.716.31.925.82.527.63.928.33.624.51.835.31.820.91.419.90.5
very large gap0.30.20.90.63.71.21.30.62.30.63.71.41.20.52.30.82.90.92.31.34.91.70.90.42.10.51.80.51.80.2
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885895/352227
NFI3
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: terrestrial grid NFI3
state2004/06
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 gap54.41.973.43.062.83.157.12.661.82.029.84.634.32.842.13.530.24.033.85.641.26.223.02.923.22.234.83.547.40.8
small gap19.71.59.11.912.62.116.72.014.71.526.44.523.12.518.52.720.83.616.74.425.35.625.83.118.22.017.92.818.00.6
medium gap11.71.25.01.58.81.99.31.610.31.317.03.920.32.414.02.521.73.617.74.49.23.622.52.922.32.221.53.014.10.6
large gap13.41.311.62.111.62.114.21.99.71.222.44.319.12.321.42.926.63.928.95.422.85.326.83.133.62.524.23.118.00.6
very large gap0.90.40.90.64.21.32.70.83.50.74.52.23.11.04.01.40.70.72.82.01.51.52.01.02.70.91.71.02.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap62.64.841.314.350.610.555.67.968.78.631.04.033.42.945.93.528.73.429.05.730.74.422.72.112.51.740.71.932.90.9
small gap15.83.625.712.727.19.521.76.424.48.020.23.425.32.719.52.823.83.221.55.114.13.529.52.324.22.222.31.723.20.8
medium gap10.83.116.910.913.57.39.64.60.0.23.33.719.32.516.82.716.92.815.34.521.64.123.52.222.02.213.91.418.10.8
large gap10.83.116.210.58.86.013.15.56.94.720.03.419.82.514.92.525.33.232.76.027.14.423.52.237.12.521.31.623.20.8
very large gap0.0.0.0.0.0.0.0.0.0.5.52.12.20.92.81.25.21.61.51.56.52.40.80.54.21.11.70.52.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap50.55.671.214.00.0.78.69.6100.0.75.211.060.812.987.88.139.010.372.913.634.713.034.46.420.44.458.67.146.92.5
small gap20.34.59.38.948.125.00.0.0.0.17.89.519.710.30.0.16.77.70.0.6.76.523.65.723.84.620.65.818.21.9
medium gap18.94.419.412.30.0.5.35.20.0.0.0.13.38.95.45.28.86.08.68.20.0.18.35.233.25.214.35.017.31.9
large gap10.33.40.0.51.925.011.27.50.0.7.16.86.26.16.96.631.49.810.09.749.413.721.85.621.54.56.63.716.01.9
very large gap0.0.0.0.0.0.4.94.80.0.0.0.0.0.0.0.4.14.08.48.19.28.72.01.91.21.20.0.1.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap55.01.771.82.960.83.057.92.462.31.933.22.934.62.045.82.430.02.534.83.834.83.423.81.718.11.340.51.641.80.6
small gap19.31.39.91.914.42.116.41.815.11.422.52.624.11.818.21.922.12.317.53.117.42.927.81.821.51.421.31.420.00.5
medium gap12.21.16.21.69.11.89.11.49.81.219.32.619.71.714.91.818.22.115.92.915.52.722.71.623.31.515.51.215.80.4
large gap12.81.111.32.012.02.014.01.79.51.220.22.519.11.617.81.826.22.429.13.827.33.424.41.733.91.721.11.419.90.5
very large gap0.70.30.80.63.81.22.50.73.30.74.81.42.60.73.30.93.41.02.71.35.01.61.30.43.20.61.60.42.40.2
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 #885896/352228
NFI3
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
state2004/06
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 gap55.32.072.13.264.73.259.92.863.42.134.55.037.13.045.23.740.04.247.25.757.55.931.73.337.62.451.13.351.70.8
small gap19.11.69.42.110.62.114.32.014.01.523.34.521.92.619.02.918.43.413.03.816.24.521.92.914.51.712.82.216.10.6
medium gap12.01.35.41.69.02.09.21.710.81.417.74.219.82.513.62.620.23.515.44.19.03.221.22.917.31.916.92.513.60.6
large gap13.11.412.02.311.52.215.12.09.31.321.94.519.42.420.03.020.63.521.84.717.34.424.23.029.32.318.22.517.00.6
very large gap0.40.31.00.74.21.41.50.72.50.72.61.81.80.82.21.10.70.72.61.90.0.1.00.71.30.61.00.71.60.2
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 perimeterno gap62.35.039.615.549.211.256.28.567.89.433.44.434.83.248.93.929.33.735.16.029.54.523.52.214.81.945.02.035.01.0
small gap14.03.630.514.730.710.520.26.924.28.619.23.625.42.917.02.921.63.316.84.614.63.829.02.423.02.319.21.621.70.9
medium gap11.93.420.112.810.06.88.74.80.0.25.04.219.62.718.63.018.33.116.94.721.24.422.82.221.12.213.41.418.10.8
large gap11.83.39.79.310.16.814.96.18.05.517.43.519.82.712.82.626.33.629.75.827.64.724.12.338.42.720.51.723.10.9
very large gap0.0.0.0.0.0.0.0.0.0.5.02.20.50.52.71.34.41.61.51.57.12.60.60.42.70.91.80.62.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap54.65.868.015.10.0.86.58.9100.0.71.912.357.513.686.78.841.411.480.612.634.713.035.66.620.24.758.07.448.02.6
small gap17.94.510.09.548.625.00.0.0.0.19.810.521.411.10.0.15.38.20.0.6.56.324.45.919.94.619.85.917.12.0
medium gap16.34.322.013.70.0.6.66.40.0.0.0.14.59.66.05.95.65.59.18.70.0.17.45.235.65.615.25.317.32.0
large gap11.23.70.0.51.425.07.06.70.0.8.37.96.66.47.26.932.610.910.39.949.313.720.65.623.04.96.93.916.42.0
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.5.25.10.0.9.69.02.12.11.41.30.0.1.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap56.11.870.53.162.33.160.72.663.82.036.23.136.62.148.62.634.72.744.44.041.43.627.31.826.61.547.31.745.30.6
small gap18.41.410.42.012.92.214.21.914.41.521.02.723.51.917.32.019.82.313.72.814.62.726.21.818.51.417.51.318.20.5
medium gap12.41.26.81.78.91.99.11.510.21.320.42.819.51.815.61.918.32.215.62.914.52.621.81.720.51.414.41.215.50.5
large gap12.81.211.42.112.12.114.71.99.21.218.72.619.21.716.21.924.22.524.33.525.13.323.91.732.51.619.21.319.30.5
very large gap0.30.20.90.63.71.21.30.62.30.63.71.41.20.52.40.82.90.92.01.24.41.50.90.41.90.51.50.41.70.2
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885897/352229
NFI3
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
state2004/06
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 gap55.12.072.13.265.23.259.32.763.52.034.85.037.23.045.23.638.64.147.45.657.25.831.63.237.82.450.43.351.50.8
small gap19.21.69.42.110.42.115.02.014.11.522.84.422.12.618.82.918.53.312.33.617.24.522.02.914.41.713.32.216.30.6
medium gap12.01.35.41.68.92.09.41.710.71.317.34.119.62.513.52.519.53.415.84.08.83.221.72.917.41.916.82.413.60.6
large gap13.31.412.02.311.42.214.82.09.31.222.64.519.32.420.33.022.83.621.94.616.84.323.83.028.92.218.12.517.10.6
very large gap0.40.31.00.74.11.31.50.72.50.72.51.81.80.82.21.10.70.72.51.80.0.1.00.71.50.61.40.81.60.2
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 perimeterno gap61.65.039.615.551.411.056.28.567.89.432.84.334.73.249.33.829.63.735.16.030.04.523.52.214.91.944.92.035.01.0
small gap15.03.730.514.729.410.120.26.924.28.619.53.625.42.917.62.922.03.416.84.614.33.729.02.423.02.319.51.621.90.9
medium gap11.83.320.112.89.66.58.74.80.0.25.74.220.02.718.13.018.13.116.94.720.74.322.82.221.22.213.51.418.10.8
large gap11.63.39.79.39.76.514.96.18.05.517.03.519.42.612.42.526.03.529.75.828.14.724.12.338.22.620.31.622.90.9
very large gap0.0.0.0.0.0.0.0.0.0.4.92.20.50.52.61.34.41.61.51.56.92.60.60.42.70.91.80.52.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap53.85.868.015.10.0.86.58.9100.0.71.912.357.513.686.78.842.410.980.612.634.713.035.66.622.34.858.97.348.32.6
small gap19.14.610.09.548.625.00.0.0.0.19.810.521.411.10.0.13.97.50.0.6.56.324.45.919.44.519.45.817.12.0
medium gap16.14.322.013.70.0.6.66.40.0.0.0.14.59.66.05.99.26.39.18.70.0.17.45.234.75.514.95.217.22.0
large gap11.03.70.0.51.425.07.06.70.0.8.37.96.66.47.26.929.710.110.39.949.313.720.65.622.44.86.83.816.21.9
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.74.60.0.9.69.02.12.11.31.30.0.1.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap55.71.770.53.162.93.160.12.563.82.035.93.136.62.148.82.534.42.644.63.941.53.627.21.827.01.547.11.745.20.6
small gap18.71.410.42.012.72.114.91.914.51.520.92.723.61.917.52.019.92.313.32.714.92.726.21.818.41.317.81.318.40.5
medium gap12.41.26.81.78.81.89.21.510.21.320.72.819.71.815.31.918.12.215.82.914.22.622.01.720.51.414.41.215.50.5
large gap12.91.211.42.111.92.114.51.99.21.218.92.619.01.716.11.924.82.424.33.525.13.223.71.732.11.619.01.319.20.5
very large gap0.30.20.90.63.71.21.30.62.30.63.61.41.20.52.30.82.80.91.91.14.31.50.90.42.00.51.60.41.70.2
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885898/352230
NFI3
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: terrestrial grid NFI3
state2004/06
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 gap54.41.973.43.062.83.157.12.661.82.032.74.635.32.843.03.438.03.947.05.255.55.332.43.037.22.250.43.150.50.8
small gap19.71.59.11.912.62.116.72.014.71.525.34.423.02.518.22.718.83.213.13.519.04.322.62.714.41.613.52.216.90.6
medium gap11.71.25.01.58.81.99.31.610.31.316.23.819.92.413.82.418.83.213.93.67.42.719.82.617.91.816.12.313.20.5
large gap13.41.311.62.111.62.114.21.99.71.221.54.218.72.321.12.823.83.523.84.517.03.923.52.728.12.118.92.417.10.6
very large gap0.90.40.90.64.21.32.70.83.50.74.32.13.01.03.91.40.60.62.21.61.11.11.70.82.40.71.20.72.30.2
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.
inside perimeterno gap62.64.841.314.350.610.555.67.968.78.630.83.933.42.946.23.528.73.432.15.631.44.422.52.114.81.843.71.934.10.9
small gap15.83.625.712.727.19.521.76.424.48.020.83.425.32.719.42.823.83.221.14.913.93.529.52.323.52.221.21.622.90.8
medium gap10.83.116.910.913.57.39.64.60.0.23.13.719.32.516.72.716.92.815.44.321.44.123.32.121.42.113.21.317.70.8
large gap10.83.116.210.58.86.013.15.56.94.719.93.419.82.514.92.525.33.230.05.626.84.423.92.236.32.520.31.622.80.8
very large gap0.0.0.0.0.0.0.0.0.0.5.52.02.20.92.81.25.21.61.41.46.52.40.80.54.01.01.70.52.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap50.55.671.214.00.0.78.69.6100.0.75.211.060.812.987.88.139.010.372.913.634.713.034.46.421.14.459.47.047.12.5
small gap20.34.59.38.948.125.00.0.0.0.17.89.519.710.30.0.16.77.70.0.6.76.523.65.723.24.620.25.718.11.9
medium gap18.94.419.412.30.0.5.35.20.0.0.0.13.38.95.45.28.86.08.68.20.0.18.35.233.65.114.04.917.41.9
large gap10.33.40.0.51.925.011.27.50.0.7.16.86.26.16.96.631.49.810.09.749.413.721.85.621.04.46.43.615.91.8
very large gap0.0.0.0.0.0.4.94.80.0.0.0.0.0.0.0.4.14.08.48.19.28.72.01.91.21.20.0.1.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap55.01.771.82.960.83.057.92.462.31.934.22.935.12.046.32.433.32.542.73.742.23.426.91.726.61.446.21.644.20.6
small gap19.31.39.91.914.42.116.41.815.11.422.42.624.01.818.01.921.22.215.52.715.72.626.61.718.91.319.11.319.20.5
medium gap12.21.16.21.69.11.89.11.49.81.218.92.519.51.714.81.717.22.014.12.613.82.421.71.620.81.314.01.115.10.4
large gap12.81.111.32.012.02.014.01.79.51.219.72.518.91.617.61.825.12.325.43.324.13.023.61.630.81.519.21.319.20.5
very large gap0.70.30.80.63.81.22.50.73.30.74.71.42.60.73.20.93.20.92.31.14.31.41.20.42.90.61.50.42.30.2
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885899/352231
NFI3
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
state2004/06
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/a0.50.30.50.51.40.80.70.50.0.3.01.73.41.11.81.09.82.411.63.54.82.47.71.83.10.815.12.23.40.3
no gap55.02.071.83.263.83.259.32.763.42.134.24.935.82.944.43.636.13.941.75.354.75.729.63.136.42.443.53.049.90.8
small gap19.01.69.42.010.42.114.12.014.01.522.44.321.12.518.72.916.63.111.53.415.44.320.12.714.11.710.81.915.60.6
medium gap12.01.35.41.68.92.09.51.710.81.416.94.119.12.413.42.518.23.213.63.68.63.119.42.716.81.814.22.113.10.6
large gap13.11.412.02.311.42.214.92.09.31.321.04.318.82.419.62.918.63.219.24.216.54.322.22.828.42.215.62.216.50.6
very large gap0.40.31.00.74.11.31.50.72.50.72.41.71.80.82.21.10.70.72.31.60.0.0.90.71.30.60.80.61.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.70.72.61.12.51.23.11.410.03.612.73.42.70.93.30.95.30.93.80.4
no gap62.35.039.615.549.211.256.28.567.89.432.84.334.13.148.23.828.43.631.65.625.54.022.82.214.51.942.42.033.71.0
small gap14.03.630.514.730.710.520.26.924.28.618.83.524.52.816.42.821.03.315.14.212.63.328.22.422.12.218.41.620.80.8
medium gap11.93.420.112.810.06.88.74.80.0.25.74.219.32.617.92.917.73.015.24.318.33.822.22.220.62.212.81.317.50.8
large gap11.83.39.79.310.16.814.96.18.05.517.03.519.12.612.32.525.53.526.75.324.84.323.52.236.92.619.31.622.20.8
very large gap0.0.0.0.0.0.0.0.0.0.4.92.20.50.52.61.34.31.61.41.46.12.30.60.42.60.91.70.52.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a1.31.30.0.0.0.6.46.20.0.0.0.0.0.0.0.0.0.16.510.914.19.31.81.85.42.64.02.83.51.0
no gap53.95.868.015.10.0.80.99.9100.0.71.912.357.513.686.78.841.411.467.313.729.811.634.96.519.14.456.57.246.42.6
small gap17.74.510.09.548.625.00.0.0.0.19.810.521.411.10.0.15.38.20.0.5.65.424.05.818.84.418.65.616.51.9
medium gap16.14.322.013.70.0.6.26.00.0.0.0.14.59.66.05.95.65.57.67.30.0.17.15.133.75.414.35.016.61.9
large gap11.03.70.0.51.425.06.56.30.0.8.37.96.66.47.26.932.610.98.68.442.412.620.25.521.84.76.53.715.81.9
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.5.25.10.0.8.27.82.02.01.31.30.0.1.20.6
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/a0.50.30.50.51.30.70.80.50.0.1.60.82.90.72.00.86.01.311.32.59.82.24.40.83.40.68.00.93.60.2
no gap55.81.870.23.161.53.160.02.663.82.035.73.135.62.147.92.532.72.639.43.737.13.326.21.725.71.543.51.643.70.6
small gap18.31.410.32.012.82.214.11.814.41.520.42.622.71.816.91.918.62.212.12.513.12.525.01.717.81.316.21.217.60.5
medium gap12.41.26.81.78.81.99.21.510.21.320.52.819.11.815.21.917.22.113.82.613.02.420.81.619.91.413.31.115.00.4
large gap12.71.211.32.111.92.114.51.99.21.218.22.618.61.715.81.922.82.321.63.223.03.022.81.731.31.617.61.218.50.5
very large gap0.30.20.90.63.71.21.30.62.30.63.61.31.10.52.30.82.70.91.81.03.91.40.80.41.80.51.40.41.70.2
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885900/352232
NFI3
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
state2004/06
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/a0.50.30.50.51.40.80.60.50.0.3.01.73.71.21.71.010.72.511.13.34.72.38.41.83.00.815.82.23.60.3
no gap54.82.071.83.264.33.258.92.763.52.033.84.935.82.944.53.634.53.842.15.254.55.728.93.036.62.342.43.049.60.8
small gap19.11.69.42.010.32.014.92.014.11.522.14.321.32.518.52.816.53.011.03.216.44.320.12.714.01.711.21.915.70.6
medium gap12.01.35.41.68.81.99.31.710.71.316.74.018.92.413.22.517.43.014.13.68.43.019.92.716.91.814.22.113.10.6
large gap13.21.412.02.311.22.114.72.09.31.221.94.418.62.319.92.920.33.219.54.216.04.221.82.828.02.215.22.116.50.6
very large gap0.40.31.00.74.11.31.50.62.50.72.41.71.70.82.21.10.60.62.21.60.0.0.90.71.50.61.20.71.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.70.72.91.13.61.44.21.610.03.612.63.43.30.93.30.95.60.94.20.4
no gap61.65.039.615.551.411.056.28.567.89.432.64.333.73.147.53.728.33.531.65.626.24.022.72.214.41.842.42.033.60.9
small gap15.03.730.514.729.410.120.26.924.28.619.43.524.62.817.02.821.13.215.14.212.53.328.02.322.32.218.41.520.90.8
medium gap11.83.320.112.89.66.58.74.80.0.25.54.119.42.617.42.917.33.015.24.318.13.822.12.220.52.212.71.317.40.8
large gap11.63.39.79.39.76.514.96.18.05.516.93.518.82.512.02.524.93.426.75.324.64.323.32.236.92.619.21.622.00.8
very large gap0.0.0.0.0.0.0.0.0.0.4.92.20.50.52.61.24.21.51.41.46.02.20.60.42.60.91.70.52.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a1.31.20.0.0.0.6.46.20.0.0.0.0.0.0.0.0.0.16.510.914.19.31.81.85.22.64.02.83.51.0
no gap53.15.868.015.10.0.80.99.9100.0.71.912.357.513.686.78.842.410.967.313.729.811.634.96.521.14.656.57.246.62.6
small gap18.84.510.09.548.625.00.0.0.0.19.810.521.411.10.0.13.97.50.0.5.65.424.05.818.34.318.65.616.51.9
medium gap15.94.222.013.70.0.6.26.00.0.0.0.14.59.66.05.99.26.37.67.30.0.17.15.132.85.314.35.016.61.9
large gap10.93.60.0.51.425.06.56.30.0.8.37.96.66.47.26.929.710.18.68.442.412.620.25.521.24.66.53.715.61.9
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.74.60.0.8.27.82.02.01.31.20.0.1.20.6
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/a0.50.30.50.51.30.70.80.50.0.1.60.83.30.82.50.86.91.411.02.49.62.25.00.93.40.68.50.93.80.2
no gap55.41.770.23.162.13.159.62.563.82.035.43.035.42.147.62.532.02.539.73.737.63.325.91.726.11.543.11.643.50.6
small gap18.61.410.32.012.62.114.81.914.51.520.62.622.81.817.01.918.52.111.92.413.42.524.91.717.81.316.31.217.70.5
medium gap12.31.26.81.78.71.89.11.510.21.320.32.819.01.714.91.816.82.014.12.612.82.420.91.619.81.413.21.114.90.4
large gap12.81.211.32.111.72.114.41.89.21.218.62.618.41.715.71.823.12.321.63.122.73.022.51.631.01.617.41.218.50.5
very large gap0.30.20.90.63.61.21.30.62.30.63.51.31.10.52.30.82.60.81.71.03.91.40.80.41.90.51.50.41.70.2
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885901/352233
NFI3
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: terrestrial grid NFI3
state2004/06
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/a0.60.30.50.51.70.80.60.40.0.4.72.14.11.22.01.011.82.410.83.13.81.98.01.72.90.816.42.13.70.3
no gap54.11.973.13.061.73.156.82.661.82.031.24.533.92.742.13.433.63.642.04.953.35.229.82.836.12.242.12.848.60.8
small gap19.51.59.11.912.42.116.62.014.71.524.14.222.12.417.82.616.52.911.73.118.34.120.82.514.01.611.31.816.30.6
medium gap11.61.24.91.58.71.89.21.610.31.315.53.619.12.313.52.416.62.812.43.27.22.618.22.417.41.713.42.012.70.5
large gap13.31.311.62.111.42.114.21.89.71.220.54.017.92.220.72.821.03.121.24.016.33.821.62.627.32.015.82.116.50.6
very large gap0.90.40.90.64.11.32.70.83.50.74.12.02.91.03.81.30.50.52.01.41.01.01.60.82.30.71.00.62.20.2
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/a0.0.0.0.0.0.0.0.0.0.0.60.62.91.03.61.34.11.49.03.312.53.23.50.93.50.95.80.94.20.4
no gap62.64.841.314.350.610.555.67.968.78.630.63.932.42.944.53.527.63.229.25.227.54.021.72.014.31.841.11.832.70.9
small gap15.83.625.712.727.19.521.76.424.48.020.73.424.62.618.72.722.83.119.24.512.23.128.52.222.62.120.01.521.90.8
medium gap10.83.116.910.913.57.39.64.60.0.22.93.618.72.416.12.616.22.714.03.918.73.622.52.120.62.112.41.217.00.7
large gap10.83.116.210.58.86.013.15.56.94.719.83.419.22.414.32.424.33.127.35.223.44.023.02.135.02.419.11.521.80.8
very large gap0.0.0.0.0.0.0.0.0.0.5.42.02.20.92.71.25.01.51.31.35.72.10.80.43.91.01.60.52.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a1.21.20.0.0.0.5.85.60.0.0.0.0.0.0.0.3.93.915.610.419.810.31.71.74.72.33.82.73.81.0
no gap49.95.671.214.00.0.74.010.1100.0.75.211.060.812.987.88.137.510.061.513.827.811.033.86.320.14.357.16.945.32.4
small gap20.14.59.38.948.125.00.0.0.0.17.89.519.710.30.0.16.07.40.0.5.45.223.25.722.14.419.45.517.41.9
medium gap18.74.419.412.30.0.5.04.90.0.0.0.13.38.95.45.28.45.87.37.00.0.18.05.132.05.013.44.716.81.8
large gap10.23.40.0.51.925.010.67.10.0.7.16.86.26.16.96.630.29.58.58.239.612.021.45.520.04.26.23.515.31.8
very large gap0.0.0.0.0.0.4.64.50.0.0.0.0.0.0.0.3.93.97.16.97.47.11.91.91.11.10.0.1.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.60.30.40.41.50.80.80.40.0.2.30.93.40.82.70.87.51.310.42.29.52.05.00.83.30.68.80.93.90.2
no gap54.71.771.52.959.93.057.52.462.31.933.52.833.91.945.12.330.82.338.33.438.23.225.61.625.71.442.21.542.50.5
small gap19.21.39.91.914.22.116.31.815.11.421.92.523.21.717.61.819.62.013.82.414.22.425.31.618.31.217.41.218.40.5
medium gap12.21.16.21.69.01.89.11.49.81.218.52.518.81.614.41.715.91.912.72.312.52.220.61.520.11.312.81.014.50.4
large gap12.71.111.32.011.82.013.91.79.51.219.32.418.21.617.11.823.22.222.73.021.82.822.41.629.81.517.51.218.40.4
very large gap0.70.30.80.53.71.12.50.73.30.74.61.42.50.63.10.83.00.82.11.03.91.31.20.42.80.51.30.42.30.2
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885902/352234
NFI3
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
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap60.11.762.41.538.72.229.41.947.05.051.10.9
small gap16.81.313.61.121.11.920.21.718.93.917.10.7
medium gap10.11.110.00.917.91.821.01.717.43.713.70.6
large gap12.41.211.41.019.91.828.41.914.53.516.40.7
very large gap0.60.32.60.52.40.70.90.42.11.51.70.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap59.64.958.25.638.72.222.31.445.92.235.01.0
small gap15.83.624.04.821.51.923.81.419.21.821.80.9
medium gap12.83.36.42.820.21.821.11.412.91.518.00.8
large gap11.83.211.53.617.41.730.21.520.61.823.30.9
very large gap0.0.0.0.2.10.72.60.51.40.52.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap57.15.570.910.071.76.933.93.860.77.949.62.7
small gap17.24.210.06.713.65.219.03.118.16.217.22.0
medium gap17.04.24.84.77.54.220.53.213.05.416.22.0
large gap8.73.114.37.77.34.024.63.48.24.516.12.0
very large gap0.0.0.0.0.0.1.91.10.0.0.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap59.81.662.31.440.11.525.91.147.02.044.80.6
small gap16.71.214.21.021.01.322.11.019.11.618.90.5
medium gap11.01.09.70.918.61.221.01.013.61.415.50.5
large gap12.01.011.50.918.21.229.01.118.81.519.00.5
very large gap0.40.22.40.42.20.52.00.31.50.51.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885903/352235
NFI3
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
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap59.61.762.71.538.22.127.31.735.03.748.80.8
small gap16.81.313.51.121.71.820.31.516.72.917.30.7
medium gap10.41.19.90.917.51.721.51.523.13.314.50.6
large gap12.71.211.41.020.41.829.61.723.73.317.80.7
very large gap0.50.32.50.52.20.61.30.41.30.91.60.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap60.04.858.25.639.42.221.91.342.42.134.01.0
small gap15.63.624.04.821.41.824.01.420.11.722.00.9
medium gap12.73.36.42.820.21.821.21.314.11.518.30.8
large gap11.73.211.53.617.01.730.21.521.41.723.50.9
very large gap0.0.0.0.2.10.62.70.52.00.62.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap56.45.570.910.071.76.932.03.657.17.547.92.6
small gap17.04.110.06.713.65.219.23.020.26.017.62.0
medium gap16.84.14.84.77.54.221.23.115.65.416.92.0
large gap9.83.314.37.77.34.025.13.47.14.016.52.0
very large gap0.0.0.0.0.0.2.41.20.0.1.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap59.41.562.51.440.11.524.91.041.71.743.10.6
small gap16.71.214.21.021.21.222.11.019.41.419.10.5
medium gap11.11.09.60.918.31.221.30.916.11.316.10.5
large gap12.41.011.40.918.31.229.51.121.11.519.90.5
very large gap0.40.22.30.42.00.42.10.31.70.51.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885904/352236
NFI3
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
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap59.41.762.61.538.22.127.21.634.53.648.50.8
small gap16.91.313.71.121.61.820.21.517.72.917.40.7
medium gap10.41.19.90.917.31.721.61.522.63.214.50.6
large gap12.81.211.21.020.71.829.61.723.23.217.90.7
very large gap0.50.32.50.52.20.61.40.41.91.11.70.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap59.44.858.75.539.32.122.21.342.02.134.01.0
small gap16.53.723.64.821.61.824.01.420.51.722.20.9
medium gap12.63.36.32.720.31.821.21.314.21.518.30.8
large gap11.53.111.33.616.71.630.01.521.41.723.30.9
very large gap0.0.0.0.2.00.62.70.51.90.62.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap55.75.470.910.071.76.933.13.658.07.448.22.6
small gap18.04.210.06.713.65.218.73.019.85.917.62.0
medium gap16.64.14.84.77.54.221.33.115.25.316.92.0
large gap9.73.314.37.77.34.024.53.36.93.916.31.9
very large gap0.0.0.0.0.0.2.41.20.0.1.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap59.11.562.51.440.11.425.11.041.31.743.00.6
small gap16.91.214.31.021.31.222.00.919.91.419.30.5
medium gap11.11.09.60.918.31.221.40.916.11.316.10.5
large gap12.41.011.30.918.31.229.41.020.91.419.80.5
very large gap0.40.22.30.42.00.42.10.31.80.51.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885905/352237
NFI3
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: terrestrial grid NFI3
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap59.11.660.71.436.12.026.41.534.83.547.30.8
small gap17.11.315.01.022.31.720.81.417.92.818.10.6
medium gap10.01.09.60.917.41.621.01.421.53.014.10.6
large gap12.91.111.30.920.51.729.71.624.23.118.00.6
very large gap0.90.33.40.53.60.82.20.51.71.02.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap60.34.658.65.137.22.021.61.240.71.933.10.9
small gap16.83.523.94.422.41.724.81.322.31.723.20.8
medium gap11.53.07.62.819.01.621.21.213.91.418.00.8
large gap11.43.010.03.218.21.629.11.421.31.623.10.8
very large gap0.0.0.0.3.10.73.30.51.70.52.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap53.25.366.69.674.76.331.13.458.67.147.02.5
small gap18.94.18.65.812.14.720.63.020.65.818.52.0
medium gap18.94.14.14.06.63.721.33.014.35.017.01.9
large gap9.03.016.77.66.63.724.33.26.63.716.01.8
very large gap0.0.3.93.80.0.2.71.20.0.1.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap58.71.560.71.338.21.324.30.940.51.641.90.6
small gap17.21.115.51.022.01.222.90.921.31.420.10.5
medium gap10.90.99.40.817.81.121.10.915.51.215.80.4
large gap12.41.011.30.918.91.128.91.021.11.419.80.5
very large gap0.80.33.10.53.20.52.80.41.60.42.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885906/352238
NFI3
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
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap59.61.762.71.539.22.139.11.651.13.351.60.8
small gap16.81.313.51.121.51.816.71.312.82.216.30.6
medium gap10.41.19.90.917.11.617.81.316.92.513.60.6
large gap12.71.211.41.020.11.725.21.518.22.517.00.6
very large gap0.50.32.50.52.10.61.10.41.00.71.60.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap60.04.858.25.639.42.222.91.345.02.035.11.0
small gap15.63.624.04.821.51.823.71.319.21.621.70.9
medium gap12.73.36.42.820.11.821.01.313.41.418.00.8
large gap11.73.211.53.617.01.729.81.420.51.723.10.9
very large gap0.0.0.0.2.10.62.60.51.80.62.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap56.45.570.910.071.76.932.23.658.07.448.02.6
small gap17.04.110.06.713.65.218.93.019.85.917.42.0
medium gap16.84.14.84.77.54.221.63.115.25.317.02.0
large gap9.83.314.37.77.34.024.83.36.93.916.42.0
very large gap0.0.0.0.0.0.2.41.20.0.1.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap59.41.562.51.440.61.530.71.047.31.745.30.6
small gap16.71.214.11.021.11.220.30.917.51.318.30.5
medium gap11.11.09.60.918.11.219.60.914.41.215.40.5
large gap12.41.011.40.918.21.227.41.019.21.319.20.5
very large gap0.40.22.30.42.00.42.00.31.50.41.70.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885907/352239
NFI3
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
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap59.41.762.61.539.32.139.01.650.43.351.40.8
small gap16.91.313.71.121.41.816.71.213.32.216.40.6
medium gap10.41.19.90.916.91.617.91.316.82.413.60.6
large gap12.81.211.21.020.31.725.21.418.12.517.00.6
very large gap0.50.32.50.52.10.61.20.41.40.81.60.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap59.44.858.75.539.42.123.01.344.92.035.21.0
small gap16.53.723.64.821.71.823.71.319.51.621.90.9
medium gap12.63.36.32.720.21.820.91.313.51.418.00.8
large gap11.53.111.33.616.61.629.81.420.31.622.90.9
very large gap0.0.0.0.2.00.62.60.51.80.52.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap55.75.470.910.071.76.933.33.658.97.348.32.6
small gap18.04.210.06.713.65.218.53.019.45.817.42.0
medium gap16.64.14.84.77.54.221.63.114.95.217.02.0
large gap9.73.314.37.77.34.024.23.36.83.816.11.9
very large gap0.0.0.0.0.0.2.41.20.0.1.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap59.11.562.51.440.61.430.81.047.11.745.20.6
small gap16.91.214.31.021.31.220.20.917.81.318.50.5
medium gap11.11.09.60.918.11.219.60.914.41.215.40.5
large gap12.41.011.30.918.11.127.31.019.01.319.20.5
very large gap0.40.22.30.42.00.42.00.31.60.41.70.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885908/352240
NFI3
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: terrestrial grid NFI3
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap59.11.660.71.437.32.038.71.550.43.150.40.8
small gap17.11.315.01.022.01.717.11.213.52.217.00.6
medium gap10.01.09.60.917.01.517.31.216.12.313.20.5
large gap12.91.111.30.920.11.625.11.318.92.417.10.6
very large gap0.90.33.40.53.50.81.80.41.20.72.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterno gap60.34.658.65.137.22.022.51.243.71.934.30.9
small gap16.83.523.94.422.51.724.51.321.21.622.90.8
medium gap11.53.07.62.819.01.620.91.213.21.317.60.7
large gap11.43.010.03.218.21.628.81.420.31.622.80.8
very large gap0.0.0.0.3.10.73.20.51.70.52.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterno gap53.25.366.69.674.76.331.33.459.47.047.12.5
small gap18.94.18.65.812.14.720.32.920.25.718.31.9
medium gap18.94.14.14.06.63.721.63.014.04.917.21.9
large gap9.03.016.77.66.63.724.03.16.43.615.91.8
very large gap0.0.3.93.80.0.2.71.20.0.1.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap58.71.560.71.338.71.330.40.946.21.644.20.6
small gap17.21.115.51.021.91.220.90.819.11.319.20.5
medium gap10.90.99.40.817.61.119.30.814.01.115.10.4
large gap12.41.011.30.918.61.126.80.919.21.319.10.5
very large gap0.80.33.10.53.20.52.60.31.50.42.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885909/352241
NFI3
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
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
processes in channels SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/an/a0.50.30.50.22.80.76.20.815.12.23.40.3
no gap59.31.762.41.538.22.036.81.643.53.049.90.8
small gap16.71.313.41.120.81.715.71.210.81.915.70.6
medium gap10.31.19.90.916.61.616.71.214.22.113.10.6
large gap12.61.211.31.019.51.723.61.415.62.216.40.6
very large gap0.50.32.50.52.10.61.10.30.80.61.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.0.0.2.20.74.30.65.30.93.80.4
no gap60.04.858.25.638.82.121.91.342.42.033.81.0
small gap15.63.624.04.820.81.822.61.318.41.620.90.8
medium gap12.73.36.42.819.81.820.11.212.81.317.40.8
large gap11.73.211.53.616.41.628.51.419.31.622.20.8
very large gap0.0.0.0.2.00.62.50.51.70.52.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a1.11.14.44.40.0.5.01.64.02.83.40.9
no gap55.75.467.710.071.76.930.63.456.57.246.52.6
small gap16.84.19.56.413.65.218.02.918.65.616.81.9
medium gap16.64.14.64.57.54.220.53.014.35.016.41.9
large gap9.73.313.77.37.34.023.63.26.53.715.81.9
very large gap0.0.0.0.0.0.2.31.10.0.1.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.50.20.50.22.40.55.20.58.00.93.60.2
no gap59.11.562.21.439.81.429.11.043.51.643.70.6
small gap16.61.214.11.020.51.219.20.816.21.217.70.5
medium gap11.11.09.60.917.71.218.60.813.31.114.90.4
large gap12.31.011.30.917.61.126.00.917.61.218.50.5
very large gap0.40.22.30.42.00.41.90.31.40.41.70.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #885910/352242
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