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NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap44.33.225.38.624.96.316.91.342.15.120.92.863.216.112.43.56.70.827.33.420.72.828.13.811.45.613.23.412.42.044.16.645.23.912.42.834.34.56.81.07.22.924.91.95.50.917.17.130.72.817.70.5
small gap33.03.07.85.334.87.018.11.327.14.621.42.910.510.510.93.510.91.021.63.130.23.139.44.120.37.07.82.613.42.039.16.531.23.618.93.330.64.36.00.99.73.328.42.08.91.227.88.244.43.118.90.5
medium gap8.41.83.93.90.0.9.51.04.82.112.52.410.510.512.63.69.31.09.22.214.92.513.52.85.33.810.03.17.11.68.63.77.72.15.61.98.82.84.10.810.33.39.71.37.21.02.52.511.62.18.70.4
large gap9.41.810.66.03.62.68.60.96.32.410.22.115.711.47.02.814.91.26.81.914.02.44.31.815.86.519.13.99.91.85.23.05.71.814.82.914.03.25.90.916.34.013.91.511.51.311.35.49.61.810.60.4
very large gap1.20.70.0.3.13.10.80.30.0.0.60.60.0.0.0.0.70.30.60.61.50.81.01.00.0.1.01.01.00.60.0.0.80.81.41.00.60.60.30.20.0.1.50.50.20.20.0.0.50.50.70.1
total96.21.247.69.766.36.854.01.780.34.165.53.1100.0.43.05.442.41.665.53.681.32.786.42.852.88.451.25.043.83.097.02.190.62.353.14.288.23.023.21.643.55.378.41.833.21.858.78.196.81.156.60.6
inside perimeterno gap0.0.0.0.0.0.0.90.30.90.90.0.0.0.3.31.90.60.30.60.60.0.0.0.2.12.10.0.0.30.30.0.1.30.90.80.80.0.2.60.65.02.50.60.41.10.40.0.0.0.0.90.1
small gap0.0.0.0.0.0.0.50.20.0.0.0.0.0.2.21.51.30.41.20.80.0.0.90.90.0.1.01.01.60.80.0.0.0.0.80.80.0.1.70.55.52.40.0.1.40.50.0.0.0.0.90.1
medium gap0.0.0.0.0.0.0.90.31.31.30.0.0.0.4.92.41.00.31.20.80.0.0.0.0.0.0.0.1.10.60.0.1.51.10.60.60.0.0.90.42.61.80.0.1.30.50.0.0.0.0.80.1
large gap0.0.0.0.0.0.0.30.20.0.0.0.0.0.3.52.00.90.30.60.60.0.0.0.0.0.0.70.70.0.0.0.0.0.0.0.0.0.1.30.56.02.70.0.1.90.60.0.0.0.0.70.1
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.80.0.0.0.0.0.0.0.0.20.20.0.0.0.0.10.0
total0.0.0.0.0.0.2.70.52.21.60.0.0.0.13.93.73.90.63.51.40.0.0.90.92.12.11.61.23.01.10.0.2.81.42.91.40.0.6.51.019.14.40.60.46.01.00.0.0.0.3.20.2
outside perimeterno gap2.10.911.86.412.75.110.51.08.92.99.52.00.0.14.13.88.40.910.92.44.81.54.81.820.86.911.63.215.82.21.51.53.61.513.82.95.52.124.71.78.53.06.81.19.11.24.93.31.30.710.20.4
small gap1.30.729.98.510.84.116.91.32.11.510.12.00.0.16.94.114.01.116.72.87.01.86.42.09.34.46.62.518.42.31.51.51.50.812.42.73.51.824.41.713.73.79.01.321.01.625.07.71.10.613.50.4
medium gap0.40.43.93.96.64.07.00.96.52.67.41.70.0.3.52.010.91.01.71.03.01.21.10.86.34.413.93.57.11.50.0.0.80.85.71.81.11.110.21.211.43.43.30.812.01.35.43.80.0.6.90.3
large gap0.0.6.84.93.62.68.20.90.0.7.21.70.0.6.52.618.91.31.71.03.51.30.50.58.74.915.13.511.92.00.0.0.80.810.62.61.71.310.81.23.82.22.00.617.41.55.94.00.90.69.00.4
very large gap0.0.0.0.0.0.0.80.30.0.0.50.50.0.2.11.51.50.40.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.1.51.00.0.0.30.20.0.0.0.1.30.50.0.0.0.0.60.1
total3.81.252.49.733.76.843.31.717.53.834.53.10.0.43.15.453.71.631.03.518.72.712.82.745.18.547.25.053.23.03.02.16.62.044.04.111.83.070.41.837.55.221.01.860.91.941.38.13.21.140.20.6
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 #875925/342257
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap44.33.225.38.622.06.316.41.341.15.120.02.863.216.113.23.47.30.827.63.421.22.827.03.711.75.712.93.412.22.043.26.644.53.911.92.734.74.57.81.011.13.224.71.95.00.913.76.729.82.817.40.5
small gap33.03.07.85.336.17.218.01.327.64.721.53.010.510.516.03.813.51.121.93.229.73.140.14.218.56.99.32.813.92.139.86.631.73.719.33.429.84.36.50.912.23.328.52.09.31.229.08.345.03.219.40.5
medium gap8.41.83.93.90.0.9.51.04.92.212.62.410.510.512.43.410.41.08.82.214.92.513.72.95.43.910.63.27.51.68.73.87.92.15.72.08.82.94.90.89.83.09.81.37.71.12.62.611.92.19.00.4
large gap9.41.810.66.03.82.69.21.06.42.510.32.115.711.48.52.914.81.16.91.914.02.44.41.816.16.719.14.09.31.85.33.05.81.915.13.014.13.25.70.914.93.514.01.511.41.311.85.69.51.910.70.4
very large gap1.20.70.0.3.23.20.80.30.0.0.60.60.0.0.0.0.50.20.60.61.50.81.01.00.0.1.01.01.10.60.0.0.80.81.41.00.60.60.10.10.0.1.50.60.20.20.0.0.50.50.70.1
total96.21.247.69.765.07.054.01.779.94.164.93.1100.0.50.15.146.61.665.73.681.32.786.22.851.78.552.85.144.03.096.92.190.52.453.54.288.13.025.01.648.04.978.41.833.51.857.18.496.71.257.10.6
inside perimeterno gap0.0.0.0.0.0.1.00.30.90.90.0.0.0.2.91.70.60.20.60.60.0.0.0.2.12.10.0.0.30.30.0.1.30.90.80.80.0.2.40.64.32.10.60.41.00.40.0.0.0.0.90.1
small gap0.0.0.0.0.0.0.50.20.0.0.0.0.0.1.91.41.10.31.20.80.0.0.90.90.0.1.01.01.60.80.0.0.0.0.80.80.0.1.40.54.62.00.0.1.60.50.0.0.0.0.80.1
medium gap0.0.0.0.0.0.0.90.31.31.30.0.0.0.4.42.20.90.31.20.80.0.0.0.0.0.0.0.0.70.50.0.1.51.10.0.0.0.0.80.32.21.60.0.1.30.50.0.0.0.0.70.1
large gap0.0.0.0.0.0.0.30.20.0.0.0.0.0.3.21.80.70.30.60.60.0.0.0.0.0.0.70.70.0.0.0.0.0.0.0.0.0.1.30.45.12.30.0.2.00.60.0.0.0.0.70.1
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.80.0.0.0.0.0.0.0.0.20.20.0.0.0.0.10.0
total0.0.0.0.0.0.2.70.62.21.60.0.0.0.12.53.43.40.63.51.40.0.0.90.92.12.11.71.22.61.00.0.2.91.42.41.30.0.6.00.916.23.80.60.46.01.00.0.0.0.3.10.2
outside perimeterno gap2.10.911.86.413.25.210.61.09.12.99.52.10.0.11.43.37.70.810.42.34.81.54.81.821.37.010.93.215.72.21.51.53.61.513.32.95.52.124.31.68.32.76.61.18.91.15.13.41.30.710.00.4
small gap1.30.729.98.511.24.216.91.32.11.510.62.10.0.15.13.713.11.116.92.87.01.86.52.09.54.56.92.618.72.31.51.51.50.812.62.83.51.823.91.612.73.39.11.321.11.626.08.01.10.713.50.4
medium gap0.40.43.93.96.94.16.90.96.62.67.41.70.0.3.11.810.20.91.81.03.01.21.10.86.44.514.73.76.91.50.0.0.80.85.81.91.11.19.81.19.72.93.30.812.11.35.64.00.0.6.80.3
large gap0.0.6.84.93.82.68.10.90.0.7.21.70.0.5.82.317.61.21.71.03.51.30.60.68.95.013.03.412.12.00.0.0.80.810.92.61.81.310.71.25.12.32.00.617.21.56.14.10.90.68.80.4
very large gap0.0.0.0.0.0.0.80.30.0.0.50.50.0.1.91.41.40.40.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.1.51.00.0.0.30.20.0.0.0.1.20.40.0.0.0.0.60.1
total3.81.252.49.735.07.043.31.717.83.935.13.10.0.37.45.049.91.630.73.518.72.713.02.746.28.745.55.153.43.03.12.16.72.044.14.211.93.068.91.735.84.720.91.860.51.942.98.43.31.239.70.6
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 #875926/342258
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap44.33.225.38.624.96.317.91.342.15.120.82.863.216.115.43.58.90.927.33.421.12.828.13.811.45.613.83.414.22.044.16.645.23.913.02.834.34.58.21.015.03.425.11.96.81.017.17.130.72.818.30.5
small gap33.03.07.85.334.87.018.11.327.14.621.32.910.510.515.03.613.41.121.63.130.13.139.44.120.37.08.62.614.12.039.16.531.23.618.83.330.64.37.31.013.23.328.62.09.71.227.88.244.43.119.30.5
medium gap8.41.83.93.90.0.9.41.04.82.112.42.410.510.513.73.410.30.99.22.214.82.513.52.85.33.89.83.07.41.68.63.77.72.15.51.98.82.85.10.89.02.89.61.37.81.12.52.511.62.18.90.4
large gap9.41.810.66.03.62.68.91.06.32.410.22.115.711.48.02.714.71.16.81.914.02.44.31.815.86.518.63.89.51.75.23.05.71.814.72.914.03.25.80.914.73.413.91.512.01.311.35.49.61.810.70.4
very large gap1.20.70.0.3.13.10.80.30.0.0.60.60.0.0.0.0.70.30.60.61.50.81.01.00.0.0.90.91.00.60.0.0.80.81.41.00.60.60.30.20.0.1.50.50.20.20.0.0.50.50.70.1
total96.21.247.69.766.36.855.11.780.34.165.23.1100.0.52.14.948.11.565.53.681.42.786.42.852.88.451.64.946.22.997.02.190.62.353.44.288.23.026.61.652.04.778.61.836.41.858.78.196.81.157.90.5
inside perimeterno gap0.0.0.0.0.0.0.90.30.90.90.0.0.0.2.81.60.60.20.60.60.0.0.0.2.12.10.0.0.30.30.0.1.30.90.80.80.0.2.30.63.91.90.60.31.10.40.0.0.0.0.90.1
small gap0.0.0.0.0.0.0.50.20.0.0.0.0.0.1.81.31.10.31.20.80.0.0.90.90.0.0.90.91.50.80.0.0.0.0.80.80.0.1.50.54.31.90.0.1.50.50.0.0.0.0.80.1
medium gap0.0.0.0.0.0.0.90.31.31.30.0.0.0.4.12.00.90.31.20.80.0.0.0.0.0.0.0.1.00.60.0.1.51.10.60.60.0.0.80.32.01.50.0.1.20.40.0.0.0.0.70.1
large gap0.0.0.0.0.0.0.30.20.0.0.0.0.0.3.01.70.90.30.60.60.0.0.0.0.0.0.60.60.0.0.0.0.0.0.0.0.0.1.30.44.72.10.0.1.80.50.0.0.0.0.70.1
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.80.0.0.0.0.0.0.0.0.10.10.0.0.0.0.00.0
total0.0.0.0.0.0.2.60.52.21.60.0.0.0.11.73.23.50.63.51.40.0.0.90.92.12.11.61.12.91.00.0.2.81.42.91.40.0.5.90.915.03.50.60.35.80.90.0.0.0.3.10.2
outside perimeterno gap2.10.911.86.412.75.110.21.08.92.99.42.00.0.11.93.38.10.810.92.44.81.54.81.820.86.912.23.215.12.11.51.53.61.513.82.95.52.123.71.67.72.56.71.18.61.14.93.31.30.710.00.4
small gap1.30.729.98.510.84.116.41.22.11.510.52.10.0.14.23.512.61.016.72.87.01.86.42.09.34.46.42.417.62.21.51.51.50.812.32.73.51.823.61.611.73.18.91.320.11.625.07.71.10.613.20.4
medium gap0.40.43.93.96.64.06.80.86.52.67.31.70.0.2.91.79.70.91.71.02.91.21.10.86.34.413.53.46.81.50.0.0.80.85.61.81.11.19.61.19.02.73.20.811.41.25.43.80.0.6.60.3
large gap0.0.6.84.93.62.68.00.90.0.7.11.70.0.5.42.216.81.11.71.03.51.30.50.58.74.914.73.411.41.90.0.0.80.810.62.51.71.310.41.14.72.11.90.616.51.45.94.00.90.68.70.3
very large gap0.0.0.0.0.0.0.80.30.0.0.50.50.0.1.81.31.30.40.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.1.51.00.0.0.30.20.0.0.0.1.30.40.0.0.0.0.60.1
total3.81.252.49.733.76.842.31.617.53.834.83.10.0.36.24.848.41.531.03.518.62.712.82.745.18.546.84.950.92.93.02.16.62.043.74.111.83.067.51.733.14.420.81.857.81.941.38.13.21.139.00.5
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 #875927/342259
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.0.0.0.0.0.2.30.51.21.22.01.05.04.72.61.51.50.40.0.1.40.80.0.2.12.10.0.0.70.50.0.0.0.1.41.00.0.4.30.76.92.41.20.52.80.70.0.0.0.1.80.2
no gap44.33.225.38.622.06.316.01.240.65.119.62.860.115.612.03.17.00.827.63.420.82.826.83.711.45.612.63.411.41.943.26.644.53.911.42.634.74.57.20.910.83.024.21.94.80.813.36.529.82.816.80.4
small gap33.03.07.85.336.17.217.41.327.24.721.12.910.010.014.63.513.11.121.93.229.23.139.84.218.16.89.12.813.42.039.86.631.73.718.43.229.84.36.40.910.83.027.92.08.91.128.18.145.03.218.80.5
medium gap8.41.83.93.90.0.9.21.04.82.112.32.410.010.011.33.110.00.98.82.214.62.413.72.95.33.810.43.27.11.58.73.87.92.15.41.98.82.94.50.78.62.79.61.37.41.02.52.511.92.18.70.4
large gap9.41.810.66.03.82.68.90.96.32.510.02.115.010.97.82.714.31.16.91.913.82.44.41.815.86.518.73.98.81.75.33.05.81.914.42.914.13.25.30.813.23.213.71.510.81.211.45.49.51.910.30.4
very large gap1.20.70.0.3.23.20.80.30.0.0.60.60.0.0.0.0.50.20.60.61.40.81.01.00.0.1.01.01.00.60.0.0.80.81.41.00.60.60.10.10.0.1.50.50.20.20.0.0.50.50.60.1
total96.21.247.69.765.07.054.61.780.24.165.63.1100.0.48.34.846.41.565.73.681.12.785.72.952.78.551.85.142.42.996.92.190.52.452.54.188.13.027.81.650.34.678.11.834.81.855.48.296.71.257.00.5
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.90.90.20.10.0.0.0.0.0.0.0.0.0.1.20.70.0.0.0.0.0.0.0.0.10.12.71.60.0.0.30.20.0.0.0.0.20.1
no gap0.0.0.0.0.0.0.90.30.90.90.0.0.0.2.71.50.60.20.60.60.0.0.0.2.12.10.0.0.30.30.0.1.30.90.70.70.0.2.20.53.81.90.60.30.90.40.0.0.0.0.80.1
small gap0.0.0.0.0.0.0.50.20.0.0.0.0.0.1.81.31.20.31.20.80.0.0.90.90.0.1.01.01.50.80.0.0.0.0.70.70.0.1.40.44.11.80.0.1.50.50.0.0.0.0.80.1
medium gap0.0.0.0.0.0.0.90.31.31.30.0.0.0.4.02.00.90.31.20.80.0.0.0.0.0.0.0.1.00.60.0.1.51.10.60.60.0.0.80.32.01.40.0.1.30.40.0.0.0.0.70.1
large gap0.0.0.0.0.0.0.30.20.0.0.0.0.0.2.91.70.80.30.60.60.0.0.0.0.0.0.70.70.0.0.0.0.0.0.0.0.0.1.20.44.52.00.0.1.90.50.0.0.0.0.70.1
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.70.0.0.0.0.0.0.0.0.10.10.0.0.0.0.00.0
total0.0.0.0.0.0.2.60.52.21.60.0.0.0.12.33.13.70.63.51.40.0.0.90.92.12.11.71.24.11.20.0.2.91.42.81.40.0.5.70.817.13.60.60.36.00.90.0.0.0.3.30.2
outside perimetern/a0.0.0.0.0.0.0.70.30.0.0.0.0.0.4.22.11.70.40.0.0.50.50.60.60.0.0.70.72.60.90.0.0.0.1.91.10.0.3.20.60.90.90.60.30.90.43.03.00.0.1.20.1
no gap2.10.911.86.413.25.210.21.09.02.99.32.00.0.11.53.27.50.810.42.34.71.54.81.820.96.911.93.315.22.11.51.53.61.513.52.85.52.122.31.57.32.46.71.18.71.15.03.31.30.79.80.4
small gap1.30.729.98.511.24.216.41.22.11.510.42.10.0.13.83.412.71.016.92.86.91.86.42.09.34.46.82.617.62.21.51.51.50.812.12.63.51.822.01.511.23.08.91.320.31.625.37.81.10.713.10.4
medium gap0.40.43.93.96.94.16.80.86.52.67.21.70.0.2.91.69.80.91.81.02.91.21.10.86.34.414.43.66.81.50.0.0.80.85.51.81.11.19.01.08.62.53.20.811.51.35.53.90.0.6.60.3
large gap0.0.6.84.93.82.67.90.90.0.7.01.70.0.5.32.116.91.21.71.03.41.30.60.68.84.912.83.311.41.90.0.0.80.810.32.51.81.39.81.14.52.01.90.616.51.56.04.00.90.68.60.3
very large gap0.0.0.0.0.0.0.80.30.0.0.50.50.0.1.71.21.30.40.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.1.41.00.0.0.20.20.0.0.0.1.10.40.0.0.0.0.60.1
total3.81.252.49.735.07.042.81.617.63.834.43.10.0.39.44.849.91.530.73.518.92.713.42.845.28.646.55.153.52.93.12.16.72.044.74.111.93.066.41.732.64.321.31.859.11.944.68.23.31.239.70.6
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 #875928/342260
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.0.0.0.0.0.2.80.51.21.22.41.15.04.75.22.12.00.40.0.1.40.80.0.2.02.00.90.91.00.60.0.0.0.2.11.20.0.5.50.89.62.61.40.54.40.80.0.0.40.42.50.2
no gap44.33.225.38.624.96.317.31.241.65.120.32.860.115.613.93.28.60.827.33.420.62.728.03.811.25.513.63.313.51.944.16.645.23.912.52.734.34.57.50.913.13.024.61.96.40.916.66.930.52.817.60.4
small gap33.03.07.85.334.87.017.51.226.84.620.82.910.010.013.53.312.91.021.63.129.43.139.24.119.96.98.42.613.52.039.16.531.23.618.13.230.64.36.60.911.52.928.02.09.11.127.18.044.23.118.50.5
medium gap8.41.83.93.90.0.9.10.94.82.112.12.410.010.012.33.19.90.99.22.214.52.413.42.85.23.89.62.97.11.58.63.77.72.15.31.88.82.84.60.77.92.49.41.37.31.02.42.411.62.18.60.3
large gap9.41.810.66.03.62.68.60.96.22.49.92.015.010.97.22.514.11.16.81.913.62.34.31.815.46.418.33.79.01.75.23.05.71.814.12.814.03.25.20.812.83.013.71.511.31.211.05.39.61.810.30.4
very large gap1.20.70.0.3.13.10.80.30.0.0.60.60.0.0.0.0.70.20.60.61.40.81.01.00.0.0.90.91.00.60.0.0.80.81.30.90.60.60.20.20.0.1.50.50.20.20.0.0.50.50.70.1
total96.21.247.69.766.36.856.11.680.54.066.03.0100.0.52.14.648.21.565.53.680.92.785.92.853.88.451.84.945.12.897.02.190.62.353.44.188.23.029.71.654.84.378.51.838.61.857.07.996.81.158.10.5
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.80.30.20.0.0.0.0.0.0.0.0.0.1.20.70.0.0.0.0.0.0.0.0.10.12.51.50.0.0.40.30.0.0.0.0.20.1
no gap0.0.0.0.0.0.0.90.30.90.90.0.0.0.2.51.40.50.20.60.60.0.0.0.2.02.00.0.0.30.30.0.1.30.90.70.70.0.2.10.53.41.70.60.31.00.40.0.0.0.0.80.1
small gap0.0.0.0.0.0.0.40.20.0.0.0.0.0.1.61.21.10.31.20.80.0.0.90.90.0.0.90.91.50.70.0.0.0.0.70.70.0.1.40.43.71.60.0.1.40.40.0.0.0.0.80.1
medium gap0.0.0.0.0.0.0.90.31.31.30.0.0.0.3.71.80.80.31.20.80.0.0.0.0.0.0.0.1.00.60.0.1.51.10.50.50.0.0.70.31.81.30.0.1.20.40.0.0.0.0.70.1
large gap0.0.0.0.0.0.0.30.20.0.0.0.0.0.2.71.60.80.30.60.60.0.0.0.0.0.0.60.60.0.0.0.0.0.0.0.0.0.1.20.44.11.80.0.1.70.50.0.0.0.0.60.1
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.70.0.0.0.0.0.0.0.0.10.10.0.0.0.0.00.0
total0.0.0.0.0.0.2.50.52.21.60.0.0.0.11.42.93.70.63.51.40.0.0.90.92.02.01.61.13.91.20.0.2.81.42.71.30.0.5.50.815.53.30.60.35.90.90.0.0.0.3.20.2
outside perimetern/a0.0.0.0.0.0.0.70.30.0.0.0.0.0.3.91.91.70.40.0.0.90.70.50.50.0.0.60.62.50.90.0.0.0.1.91.10.0.3.20.60.80.80.60.31.00.42.92.90.0.1.20.1
no gap2.10.911.86.412.75.19.91.08.82.89.22.00.0.10.73.07.80.810.92.44.71.54.71.820.46.812.03.214.42.01.51.53.61.513.22.85.52.121.61.56.72.26.61.18.11.04.83.21.20.79.60.4
small gap1.30.729.98.510.84.115.91.22.11.510.22.00.0.12.83.212.11.016.72.86.81.86.32.09.14.36.32.416.82.11.51.51.50.811.82.63.51.821.61.510.22.78.71.218.91.524.37.61.10.612.60.4
medium gap0.40.43.93.96.64.06.60.86.42.57.11.60.0.2.71.59.30.91.71.02.91.21.10.86.14.313.33.36.41.40.0.0.80.85.41.71.11.18.81.07.82.33.20.810.71.25.33.70.0.6.30.3
large gap0.0.6.84.93.62.67.70.90.0.7.01.70.0.4.92.016.11.11.71.03.41.30.50.58.64.814.43.310.91.80.0.0.80.810.12.41.71.39.51.04.11.81.90.615.51.45.73.90.90.68.30.3
very large gap0.0.0.0.0.0.0.70.30.0.0.40.40.0.1.61.11.20.30.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.1.41.00.0.0.20.20.0.0.0.1.20.40.0.0.0.0.50.1
total3.81.252.49.733.76.841.41.617.33.834.03.00.0.36.54.548.21.531.03.519.12.713.22.744.28.546.74.851.02.93.02.16.62.043.84.011.83.064.81.729.64.020.91.855.41.843.07.93.21.138.60.5
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 #875929/342261
NFI3
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap52.71.115.91.119.11.56.71.010.81.17.51.027.00.5
small gap13.00.710.20.98.61.17.71.18.21.03.90.79.70.4
medium gap8.80.69.30.96.61.07.61.19.71.14.90.88.10.4
large gap10.30.610.00.910.01.28.31.215.41.35.10.810.00.4
very large gap1.40.30.80.30.90.40.40.30.70.30.40.20.90.1
total86.20.746.21.645.11.930.71.944.71.821.81.555.70.6
inside perimeterno gap0.30.11.10.32.50.61.70.51.00.43.10.61.30.1
small gap0.20.10.40.20.50.31.50.50.30.21.00.40.50.1
medium gap0.40.10.10.10.90.42.00.60.80.31.20.40.70.1
large gap0.00.00.50.21.60.50.90.40.50.31.50.40.60.1
very large gap0.0.0.10.10.20.20.0.0.10.10.30.20.10.0
total0.90.22.20.55.60.96.11.02.70.67.20.93.20.2
outside perimeterno gap7.90.617.51.221.41.615.81.57.00.930.71.614.70.4
small gap2.30.311.81.07.81.018.11.612.41.214.91.39.00.4
medium gap1.20.210.21.08.41.113.41.412.51.29.91.17.30.3
large gap1.50.310.81.09.91.215.31.519.41.514.31.29.30.4
very large gap0.0.1.30.41.80.50.50.31.30.41.10.40.80.1
total12.90.751.61.649.31.963.11.952.61.871.01.641.10.6
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 #875930/342262
NFI3
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap51.71.014.41.018.21.47.41.010.41.17.50.926.30.5
small gap13.70.710.40.98.81.08.31.18.21.03.80.710.10.4
medium gap8.50.69.00.86.30.97.21.010.01.14.60.77.90.3
large gap10.40.69.60.910.61.18.61.115.11.25.20.710.00.4
very large gap2.00.31.20.31.50.50.60.31.20.40.40.21.40.1
total86.30.744.61.545.31.832.11.844.91.721.41.455.60.5
inside perimeterno gap0.30.11.30.32.20.51.70.51.10.42.90.61.30.1
small gap0.20.10.30.20.50.31.50.50.30.21.50.40.60.1
medium gap0.30.10.10.10.80.31.80.50.70.31.10.40.60.1
large gap0.00.00.70.21.40.40.80.30.50.21.60.40.60.1
very large gap0.0.0.10.10.30.20.0.0.10.10.20.20.10.0
total0.90.22.50.55.20.85.80.92.70.67.30.93.20.2
outside perimeterno gap7.80.517.21.120.71.514.71.46.60.930.11.514.30.4
small gap2.30.312.61.08.61.018.01.513.01.215.91.29.40.4
medium gap1.20.210.00.98.11.013.71.312.51.29.91.07.30.3
large gap1.40.211.10.910.31.115.11.418.41.414.31.29.20.3
very large gap0.00.02.00.41.80.50.60.31.90.51.00.31.00.1
total12.80.752.91.549.41.862.11.852.51.771.31.541.20.5
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 #875931/342263
NFI4
number of forest plots
rockfall SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap33.11.011.81.013.01.35.50.96.70.96.70.917.60.5
small gap32.41.014.81.114.51.48.91.212.21.25.70.818.90.5
medium gap9.90.69.70.97.31.07.21.09.81.14.70.78.60.4
large gap9.80.610.70.910.71.211.51.316.31.36.30.810.60.4
very large gap1.20.20.40.20.80.30.20.20.80.30.20.20.70.1
total86.30.747.31.546.31.933.21.845.81.823.71.556.40.6
inside perimeterno gap0.20.11.20.41.30.41.10.40.50.32.30.50.90.1
small gap0.20.10.30.21.70.51.40.50.70.32.20.50.90.1
medium gap0.40.10.40.21.50.51.30.50.90.31.00.40.80.1
large gap0.10.10.30.21.20.41.90.60.70.31.40.40.70.1
very large gap0.0.0.0.0.10.10.20.20.10.10.0.0.00.0
total0.90.22.20.55.90.96.01.02.90.67.00.93.20.2
outside perimeterno gap5.30.511.51.013.71.39.11.27.20.922.51.510.20.4
small gap5.20.518.11.216.91.421.01.612.91.223.41.513.70.4
medium gap1.20.29.90.97.11.012.01.311.21.110.01.16.90.3
large gap1.10.210.30.99.51.117.41.518.51.412.81.29.00.4
very large gap0.10.10.80.30.60.31.30.51.50.40.50.20.60.1
total12.80.750.51.547.81.960.91.951.31.869.31.640.40.6
totalno gap38.51.024.51.328.01.715.61.514.41.331.61.628.70.6
small gap37.81.033.11.533.21.831.41.925.81.631.41.633.50.6
medium gap11.60.720.01.215.91.420.51.621.91.515.71.316.30.5
large gap10.90.721.21.221.41.630.91.935.51.720.51.420.30.5
very large gap1.20.21.20.31.50.51.70.52.40.60.70.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875932/342264
NFI4
number of forest plots
rockfall SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap32.91.011.01.013.01.35.00.97.10.97.90.917.30.5
small gap32.51.014.81.115.91.49.31.215.01.36.50.819.40.5
medium gap9.90.69.80.97.61.07.71.110.81.15.70.88.90.4
large gap9.70.611.41.010.71.211.41.316.21.36.20.810.60.4
very large gap1.20.20.40.20.80.30.20.20.60.30.10.10.70.1
total86.20.747.41.647.91.933.51.849.71.726.41.456.90.6
inside perimeterno gap0.20.11.20.41.30.41.00.40.50.22.20.50.90.1
small gap0.20.10.30.21.70.51.60.50.50.32.00.50.80.1
medium gap0.40.10.40.21.20.41.30.50.80.30.90.30.70.1
large gap0.10.10.30.21.20.42.00.60.50.21.40.40.70.1
very large gap0.0.0.0.0.10.10.20.20.10.10.0.0.00.0
total0.90.22.20.55.40.96.01.02.40.56.50.83.10.2
outside perimeterno gap5.30.511.41.013.11.38.91.16.50.922.01.410.10.4
small gap5.20.518.31.216.71.421.11.612.21.122.71.413.70.4
medium gap1.30.29.90.96.81.012.11.310.51.19.61.06.80.3
large gap1.10.210.10.99.41.117.21.517.31.312.31.18.80.4
very large gap0.10.10.80.30.60.31.20.41.40.40.50.20.60.1
total12.80.750.51.646.61.960.51.947.91.767.11.639.90.6
totalno gap38.41.023.61.327.41.714.91.414.01.232.11.628.20.6
small gap37.91.033.41.534.31.832.01.927.71.631.21.633.90.6
medium gap11.60.720.11.315.61.421.11.722.11.516.21.316.50.5
large gap10.90.721.71.321.31.530.51.933.91.619.91.320.20.5
very large gap1.20.21.20.31.50.51.50.52.20.50.60.31.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875933/342265
NFI4
number of forest plots
rockfall SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/ano gap33.11.012.71.015.31.36.81.08.71.08.50.918.20.5
small gap32.41.014.91.115.81.49.71.214.91.27.10.919.30.5
medium gap9.90.69.50.97.61.07.81.110.61.15.90.88.90.4
large gap9.80.611.00.910.51.112.01.316.01.26.30.810.60.4
very large gap1.20.20.40.20.70.30.20.20.80.30.20.20.70.1
total86.30.748.61.549.81.836.31.851.01.728.01.457.70.5
inside perimeterno gap0.20.11.20.31.20.41.10.40.50.22.10.50.90.1
small gap0.20.10.30.21.60.51.50.50.60.32.00.50.80.1
medium gap0.40.10.40.21.40.41.20.40.80.30.90.30.70.1
large gap0.10.10.30.21.10.41.80.50.70.31.30.40.70.1
very large gap0.0.0.0.0.10.10.10.10.10.10.0.0.00.0
total0.90.22.10.45.40.85.80.92.60.56.30.83.10.2
outside perimeterno gap5.30.511.31.012.81.28.61.17.00.921.51.410.00.4
small gap5.20.517.71.215.81.320.11.611.71.122.31.413.30.4
medium gap1.20.29.60.96.50.911.41.210.01.09.31.06.60.3
large gap1.10.210.00.99.11.116.51.416.31.212.01.18.70.3
very large gap0.10.10.70.30.60.31.30.41.30.40.40.20.60.1
total12.80.749.31.544.71.857.81.946.31.765.71.539.20.5
totalno gap38.61.025.31.329.31.716.41.516.21.232.11.529.10.6
small gap37.81.032.91.433.11.731.31.827.21.531.41.633.40.6
medium gap11.60.719.51.215.51.320.41.621.41.416.11.216.20.5
large gap10.90.721.21.220.61.530.31.833.01.619.71.320.00.5
very large gap1.20.21.10.31.40.41.60.52.30.50.70.31.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875934/342266
NFI4
number of forest plots
rockfall SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/an/a0.50.12.40.52.10.52.80.71.30.43.90.61.80.2
no gap32.81.010.71.012.31.24.80.86.80.97.30.916.70.4
small gap32.31.014.21.115.01.38.91.114.61.26.40.818.70.5
medium gap9.90.69.40.97.10.97.41.010.41.15.30.78.60.4
large gap9.70.610.90.910.01.110.81.215.71.35.80.810.30.4
very large gap1.20.20.40.20.70.30.20.20.60.30.10.10.70.1
total86.20.748.11.547.21.834.81.849.41.728.81.456.80.5
inside perimetern/a0.0.0.0.1.00.40.30.20.0.0.30.20.20.1
no gap0.20.11.20.31.20.40.90.40.50.22.00.50.80.1
small gap0.20.10.30.21.60.51.50.50.60.31.90.40.80.1
medium gap0.40.10.40.21.40.41.30.40.80.30.90.30.70.1
large gap0.10.10.30.21.10.41.90.50.60.31.30.40.70.1
very large gap0.0.0.0.0.10.10.10.10.10.10.0.0.00.0
total0.90.22.10.46.30.96.00.92.60.56.30.83.30.2
outside perimetern/a0.00.01.00.32.40.60.90.41.60.43.00.61.20.1
no gap5.20.511.21.012.71.28.71.16.40.820.31.39.80.4
small gap5.20.517.61.215.61.320.31.611.91.121.01.313.20.4
medium gap1.30.29.60.96.50.911.51.310.11.08.90.96.60.3
large gap1.10.29.70.98.81.016.51.516.71.311.31.08.60.3
very large gap0.10.10.70.30.50.31.10.41.40.40.40.20.60.1
total12.90.749.81.546.51.859.11.948.01.764.91.539.90.5
totaln/a0.50.23.50.65.40.84.10.82.90.67.20.83.20.2
no gap38.21.023.11.326.21.614.41.413.61.229.61.527.30.5
small gap37.71.032.11.432.21.730.71.827.11.529.31.532.80.6
medium gap11.50.719.31.214.91.320.11.621.31.415.01.215.90.5
large gap10.80.720.91.219.91.429.31.832.91.618.41.219.50.5
very large gap1.20.21.10.31.40.41.40.52.10.50.50.21.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #875935/342267
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap29.71.744.33.434.53.228.32.433.52.010.42.39.31.412.11.87.71.69.22.85.01.73.00.84.50.86.11.016.90.5
small gap29.61.729.33.132.13.133.22.539.62.111.52.217.71.819.02.210.92.012.13.27.72.47.81.212.51.34.50.819.80.5
medium gap10.01.16.81.78.51.913.21.89.21.38.82.110.71.46.51.47.01.67.32.58.42.55.91.19.81.22.60.68.20.4
large gap8.31.06.81.611.42.19.61.611.21.38.02.011.71.49.81.68.91.815.53.47.42.37.81.214.41.43.20.79.30.4
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
total78.31.588.22.289.42.186.31.894.31.038.73.550.42.348.62.734.53.045.24.728.43.924.81.941.72.016.31.555.00.6
inside perimeterno gap0.50.30.0.0.0.0.0.0.0.0.0.0.20.20.30.34.31.34.72.11.91.11.20.50.50.33.00.71.00.1
small gap0.50.30.0.0.0.0.30.30.0.0.0.0.20.20.30.30.80.62.71.54.82.01.70.60.70.32.40.60.90.1
medium gap1.10.40.60.60.0.0.0.0.0.0.40.40.20.20.40.40.40.42.01.43.61.61.40.51.00.41.10.40.70.1
large gap0.30.20.0.0.0.0.0.0.0.0.0.0.20.20.0.0.80.62.81.62.01.22.40.70.30.21.30.50.60.1
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.90.90.0.0.20.20.0.0.0.0.00.0
total2.30.50.60.60.0.0.30.30.0.0.40.40.80.40.90.56.31.513.13.312.32.96.91.12.40.67.81.13.20.2
outside perimeterno gap7.91.06.21.63.51.25.21.22.40.715.32.610.41.415.42.012.32.111.23.115.13.110.21.36.51.025.41.710.50.4
small gap7.61.02.31.06.71.75.91.22.20.618.02.720.31.919.72.121.22.615.73.518.93.424.11.914.21.426.21.814.60.5
medium gap2.40.62.31.00.0.0.30.30.40.315.62.67.81.26.81.411.42.011.03.06.82.214.31.612.71.310.11.27.10.3
large gap1.50.50.40.40.40.41.70.70.70.411.62.39.71.37.91.512.72.13.81.917.13.218.71.720.61.613.51.39.00.4
very large gap0.0.0.0.0.0.0.30.30.0.0.50.50.60.40.70.51.60.80.0.1.41.01.00.51.90.60.60.30.60.1
total19.41.411.22.110.62.113.41.85.71.060.93.648.82.350.52.759.23.141.74.859.34.368.42.055.92.075.81.741.80.6
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 #875936/342268
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap29.51.645.33.435.93.128.52.433.62.010.52.29.91.413.31.810.21.710.92.85.81.84.00.85.40.86.30.916.90.5
small gap29.21.628.83.131.23.033.12.539.32.111.72.217.21.718.72.111.91.912.42.98.82.48.21.112.21.24.90.819.00.5
medium gap10.31.16.71.78.11.813.21.89.61.39.32.111.41.46.61.38.11.66.82.29.92.56.71.110.11.14.00.78.60.4
large gap9.11.06.61.611.72.09.61.611.11.39.02.112.21.410.01.610.11.816.83.27.32.211.01.316.21.46.00.810.50.4
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
total78.81.488.52.189.82.086.31.894.41.040.53.551.52.249.92.640.32.947.74.431.83.830.11.944.51.821.31.555.70.6
inside perimeterno gap0.50.20.0.0.0.0.0.0.0.0.0.0.20.20.30.33.71.13.91.71.71.01.00.40.50.32.50.60.90.1
small gap0.50.30.0.0.0.0.30.30.0.0.0.0.20.20.30.30.70.53.01.54.31.81.50.50.60.32.20.50.80.1
medium gap1.00.40.60.60.0.0.0.0.0.0.40.40.20.20.30.30.70.51.71.23.21.41.40.51.00.41.10.40.80.1
large gap0.20.20.0.0.0.0.0.0.0.0.0.0.20.20.0.0.70.53.81.71.81.02.10.60.40.21.40.40.70.1
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.70.0.0.20.20.10.10.0.0.00.0
total2.30.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.91.413.13.011.02.66.21.02.60.67.20.93.20.2
outside perimeterno gap7.61.06.11.63.41.25.21.22.30.614.62.410.51.415.81.911.71.99.22.513.52.89.41.26.80.923.01.510.20.4
small gap7.40.92.21.06.41.65.81.22.20.617.62.619.61.818.72.018.72.313.03.018.83.222.01.713.51.324.11.614.00.4
medium gap2.40.62.21.00.0.0.30.30.40.315.62.57.71.26.41.310.31.810.72.76.72.112.81.411.81.210.61.17.10.3
large gap1.40.40.40.40.40.41.70.70.70.310.82.29.31.37.71.411.71.96.32.217.03.018.21.619.31.513.31.29.10.4
very large gap0.0.0.0.0.0.0.30.30.0.0.50.50.60.40.60.41.40.70.0.1.20.91.20.51.60.50.50.30.60.1
total18.91.411.02.110.22.013.31.85.61.059.13.547.72.249.22.653.82.939.24.357.24.163.71.952.91.871.41.641.10.6
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 #875937/342269
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap29.71.646.23.435.83.128.52.333.72.011.72.311.91.414.81.911.41.811.02.710.12.35.50.96.70.96.70.917.50.5
small gap29.31.628.33.031.13.032.92.539.22.111.92.217.31.718.62.012.81.911.72.88.02.28.91.212.21.25.70.819.00.5
medium gap10.31.16.61.78.11.813.31.89.51.29.12.111.01.46.71.38.11.67.22.29.12.37.21.09.81.14.70.78.60.4
large gap9.01.06.51.612.12.19.51.611.31.38.92.011.71.39.91.59.71.716.63.17.72.111.51.316.31.36.30.810.50.4
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
total79.01.488.62.189.92.086.21.894.51.041.63.452.62.251.32.642.02.847.24.235.03.733.21.845.81.823.71.556.40.6
inside perimeterno gap0.50.20.0.0.0.0.0.0.0.0.0.0.20.20.20.23.61.13.71.61.50.91.10.40.50.32.30.50.90.1
small gap0.50.20.0.0.0.0.30.30.0.0.0.0.20.20.20.20.70.53.51.54.01.61.40.50.70.32.20.50.90.1
medium gap1.00.40.60.60.0.0.0.0.0.0.40.40.20.20.30.30.70.52.31.33.51.41.30.50.90.31.00.40.80.1
large gap0.20.20.0.0.0.0.0.0.0.0.0.0.20.20.0.0.70.53.61.61.71.01.90.60.70.31.40.40.70.1
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.70.0.0.20.20.10.10.0.0.00.0
total2.20.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.61.313.83.010.72.46.01.02.90.67.00.93.20.2
outside perimeterno gap7.60.96.01.63.31.25.21.22.30.614.42.410.31.415.31.911.61.99.42.513.82.79.11.27.20.922.51.510.20.4
small gap7.30.92.21.06.41.66.11.32.20.617.32.618.81.718.11.918.02.212.92.917.22.921.01.612.91.223.41.513.70.4
medium gap2.40.52.21.00.0.0.30.30.40.315.32.57.41.26.21.310.21.710.12.66.62.012.01.311.21.110.01.16.90.3
large gap1.40.40.40.40.40.41.70.70.70.310.62.19.51.37.71.411.31.86.62.115.62.817.41.518.51.412.81.29.00.4
very large gap0.0.0.0.0.0.0.30.30.0.0.40.40.60.30.60.41.30.70.0.1.10.81.30.51.50.40.50.20.60.1
total18.81.410.82.010.12.013.51.85.51.058.03.446.62.247.92.652.42.939.04.154.33.960.91.951.31.869.31.640.40.6
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 #875938/342270
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap29.51.645.33.435.93.128.82.433.62.011.12.210.21.413.51.811.91.814.12.910.62.25.00.97.10.97.90.917.30.5
small gap29.21.628.83.131.23.033.02.539.32.111.82.217.41.719.12.112.91.914.02.911.62.59.31.215.01.36.50.819.50.5
medium gap10.31.16.71.78.11.813.11.89.61.39.62.111.31.46.61.37.71.57.22.110.42.47.71.110.81.15.70.89.00.4
large gap9.11.06.61.611.72.09.61.611.11.39.22.012.11.49.91.611.11.815.12.98.52.111.41.316.21.36.20.810.60.4
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
total78.81.488.52.189.82.086.41.894.41.041.83.451.92.250.22.643.62.851.14.041.03.733.51.849.71.726.41.457.00.5
inside perimeterno gap0.50.20.0.0.0.0.0.0.0.0.0.0.20.20.30.33.51.03.41.51.50.81.00.40.50.22.20.50.90.1
small gap0.50.30.0.0.0.0.30.30.0.0.0.0.20.20.30.30.70.53.21.43.71.51.60.50.50.32.00.50.80.1
medium gap1.00.40.60.60.0.0.0.0.0.0.40.40.20.20.30.30.70.51.41.02.81.21.30.50.80.30.90.30.70.1
large gap0.20.20.0.0.0.0.0.0.0.0.0.0.20.20.0.0.70.53.31.51.60.92.00.60.50.21.40.40.70.1
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.60.60.0.0.20.20.10.10.0.0.00.0
total2.30.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.61.311.92.79.52.26.01.02.40.56.50.83.10.2
outside perimeterno gap7.61.06.11.63.41.25.21.22.30.614.22.410.41.415.61.911.11.88.62.311.72.48.91.16.50.922.01.410.00.4
small gap7.40.92.21.06.41.65.81.22.20.617.62.619.41.818.52.017.72.212.52.716.22.821.11.612.21.122.71.413.70.4
medium gap2.40.62.21.00.0.0.30.30.40.315.22.57.61.26.31.39.71.79.22.45.81.812.11.310.51.19.61.06.80.3
large gap1.40.40.40.40.40.41.70.70.70.310.52.19.21.37.91.411.11.86.72.114.72.617.21.517.31.312.31.18.80.4
very large gap0.0.0.0.0.0.0.30.30.0.0.40.40.60.40.60.41.30.70.0.1.10.71.20.41.40.40.50.20.60.1
total18.91.411.02.110.22.013.31.85.61.057.93.447.32.249.02.650.92.837.03.949.53.860.51.947.91.767.11.639.90.6
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 #875939/342271
NFI4
number of forest plots
rockfall 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
rockfall 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 gap29.61.646.03.335.23.128.42.333.72.012.02.211.91.415.01.812.71.814.92.612.22.26.40.98.40.97.80.917.40.4
small gap29.21.628.23.030.63.032.42.539.12.111.72.116.61.618.52.012.71.812.62.510.22.19.11.114.31.26.50.818.60.5
medium gap10.31.16.61.68.01.813.21.89.51.29.22.010.61.36.51.37.21.45.91.79.62.17.31.010.21.05.40.78.60.3
large gap8.91.06.51.611.92.09.41.511.31.38.82.011.31.39.61.510.01.613.52.57.11.811.31.215.41.25.80.710.20.4
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
total79.01.488.72.190.01.986.11.894.51.043.43.353.12.251.52.548.02.754.63.642.93.338.61.851.11.630.51.458.00.5
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.71.02.11.10.40.30.10.10.30.20.20.1
no gap0.50.20.0.0.0.0.0.0.0.0.0.0.20.20.20.23.20.92.81.21.20.71.00.40.40.21.90.40.80.1
small gap0.50.20.0.0.0.0.30.30.0.0.0.0.20.20.20.20.60.42.61.13.11.31.40.40.60.31.80.40.80.1
medium gap1.00.30.60.60.0.0.0.0.0.0.40.40.20.20.30.30.60.41.71.02.81.11.20.40.80.30.80.30.70.1
large gap0.20.20.0.0.0.0.0.0.0.0.0.0.20.20.0.0.60.42.71.21.30.81.70.50.70.31.20.40.60.1
very large gap0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.10.10.10.10.0.0.00.0
total2.20.50.60.60.0.0.30.30.0.0.40.40.70.40.80.55.01.212.02.410.52.25.90.92.70.56.10.83.20.2
outside perimetern/a0.10.10.0.0.0.0.30.30.0.1.00.71.10.51.60.60.80.52.21.13.81.41.00.41.60.43.00.51.20.1
no gap7.60.96.01.63.31.15.11.12.30.613.62.310.11.314.71.810.21.77.61.910.92.28.11.06.70.819.81.39.60.4
small gap7.30.92.21.06.31.66.01.22.20.616.82.518.11.717.41.915.92.010.22.213.52.418.91.511.31.020.51.312.80.4
medium gap2.40.52.21.00.0.0.30.30.40.314.52.47.11.15.91.29.01.57.51.95.21.610.71.29.61.08.60.96.30.3
large gap1.40.40.40.40.40.41.60.70.70.310.02.09.11.27.41.39.91.66.01.812.32.215.51.415.71.211.11.08.30.3
very large gap0.0.0.0.0.0.0.30.30.0.0.40.40.60.30.60.41.20.60.0.0.90.61.20.41.30.40.40.20.60.1
total18.81.410.72.010.01.913.61.85.51.056.33.446.12.147.72.547.02.733.53.446.63.455.51.846.21.663.31.538.80.5
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 #875940/342272
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap32.91.532.31.410.41.05.00.56.11.016.90.5
small gap29.41.535.91.416.91.210.30.84.50.819.70.5
medium gap9.30.910.20.98.90.97.80.72.60.68.20.4
large gap8.00.910.70.910.50.910.90.83.20.79.40.4
very large gap0.80.31.60.40.80.30.30.10.0.0.70.1
total80.41.390.70.947.61.634.21.216.31.554.90.6
inside perimeterno gap0.40.20.0.0.20.11.70.33.00.71.00.1
small gap0.40.20.10.10.20.11.50.32.40.60.90.1
medium gap0.90.30.0.0.30.21.30.31.10.40.70.1
large gap0.20.10.0.0.10.11.40.31.30.50.60.1
very large gap0.0.0.0.0.0.0.10.10.0.0.00.0
total1.90.40.10.10.80.36.00.67.81.13.20.2
outside perimeterno gap7.60.93.50.513.01.19.60.725.41.710.50.4
small gap6.40.84.30.619.61.218.91.026.21.814.60.5
medium gap2.40.50.30.29.00.912.40.810.11.27.10.3
large gap1.30.41.00.39.40.917.50.913.51.39.10.4
very large gap0.0.0.10.10.60.21.40.30.60.30.60.1
total17.61.29.20.951.61.659.81.275.81.741.90.6
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 #875941/342273
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap33.01.532.81.411.21.06.20.66.30.916.90.5
small gap29.11.435.51.416.61.110.60.74.90.819.00.5
medium gap9.50.910.30.99.40.98.50.64.00.78.60.4
large gap8.60.910.80.911.00.912.80.86.00.810.50.4
very large gap0.70.31.60.40.80.30.30.10.10.10.70.1
total80.91.290.90.848.91.538.41.121.31.555.60.6
inside perimeterno gap0.40.20.0.0.20.11.50.32.50.60.90.1
small gap0.40.20.10.10.20.11.30.32.20.50.80.1
medium gap0.90.30.0.0.30.21.30.31.10.40.70.1
large gap0.20.10.0.0.10.11.30.31.40.40.70.1
very large gap0.0.0.0.0.0.0.20.10.0.0.10.0
total1.90.40.10.10.80.35.60.57.20.93.20.2
outside perimeterno gap7.30.83.50.513.21.09.10.723.01.510.30.4
small gap6.30.84.20.618.81.217.30.924.11.614.10.4
medium gap2.40.50.30.28.80.911.40.710.61.17.10.3
large gap1.20.40.90.39.00.916.80.913.31.29.20.4
very large gap0.0.0.10.10.60.21.30.30.50.30.60.1
total17.31.29.00.850.41.555.91.171.41.641.20.6
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 #875942/342274
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap33.41.532.81.412.81.07.70.66.70.917.50.5
small gap29.01.435.31.416.61.110.80.75.70.818.90.5
medium gap9.50.910.30.99.20.98.40.64.70.78.60.4
large gap8.50.910.90.910.70.913.00.86.30.810.60.4
very large gap0.70.31.60.40.70.30.40.10.20.20.70.1
total81.11.290.90.850.11.540.41.123.71.556.30.6
inside perimeterno gap0.40.20.0.0.20.11.50.32.30.50.90.1
small gap0.40.20.10.10.20.11.40.32.20.50.90.1
medium gap0.90.30.0.0.30.21.30.31.00.40.80.1
large gap0.20.10.0.0.10.11.40.31.40.40.70.1
very large gap0.0.0.0.0.0.0.10.10.0.0.00.0
total1.90.40.10.10.70.35.70.57.00.93.20.2
outside perimeterno gap7.30.83.50.512.81.09.10.622.51.510.20.4
small gap6.20.84.20.618.21.216.60.823.41.513.70.4
medium gap2.40.50.30.28.50.810.90.710.01.16.90.3
large gap1.20.30.90.39.10.916.10.812.81.29.00.4
very large gap0.0.0.10.10.60.21.30.30.50.20.60.1
total17.11.29.00.849.21.553.91.169.31.640.40.6
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 #875943/342275
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap33.01.532.81.411.51.08.10.67.90.917.30.5
small gap29.11.435.41.416.81.112.60.76.50.819.40.5
medium gap9.50.910.30.99.30.99.10.65.70.88.90.4
large gap8.60.910.80.911.00.913.20.76.20.810.60.4
very large gap0.70.31.60.40.80.30.30.10.10.10.70.1
total80.91.290.90.849.31.543.21.126.41.456.90.6
inside perimeterno gap0.40.20.0.0.20.11.40.32.20.50.90.1
small gap0.40.20.10.10.20.11.30.32.00.50.80.1
medium gap0.90.30.0.0.30.21.20.20.90.30.70.1
large gap0.20.10.0.0.10.11.30.21.40.40.70.1
very large gap0.0.0.0.0.0.0.10.10.0.0.00.0
total1.90.40.10.10.70.35.30.56.50.83.10.2
outside perimeterno gap7.30.83.50.513.01.08.50.622.01.410.10.4
small gap6.30.84.20.618.71.216.10.822.71.413.70.4
medium gap2.40.50.30.28.60.910.40.79.61.06.80.3
large gap1.20.40.90.39.00.915.40.812.31.18.90.4
very large gap0.0.0.10.10.60.21.20.20.50.20.60.1
total17.31.29.00.849.91.551.51.167.11.640.00.6
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 #875944/342276
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/ano gap33.41.532.91.413.31.09.90.68.50.918.20.5
small gap29.01.435.31.416.71.112.70.77.10.919.30.5
medium gap9.50.910.30.99.10.99.00.65.90.88.90.4
large gap8.50.910.90.910.70.913.20.76.30.810.60.4
very large gap0.70.31.60.40.70.30.40.10.20.20.70.1
total81.11.290.90.850.61.545.21.028.01.457.70.5
inside perimeterno gap0.40.20.0.0.20.11.30.22.10.50.80.1
small gap0.40.20.10.10.20.11.30.22.00.50.80.1
medium gap0.90.30.0.0.30.21.20.20.90.30.70.1
large gap0.20.10.0.0.10.11.30.21.30.40.70.1
very large gap0.0.0.0.0.0.0.10.10.0.0.00.0
total1.90.40.10.10.70.35.20.56.30.83.10.2
outside perimeterno gap7.30.83.40.512.81.08.60.621.51.410.00.4
small gap6.20.84.20.618.11.115.20.822.31.413.30.4
medium gap2.40.50.30.28.40.89.90.69.31.06.60.3
large gap1.20.30.90.39.00.914.70.812.01.18.70.3
very large gap0.0.0.10.10.50.21.20.20.40.20.60.1
total17.11.29.00.848.71.549.51.065.71.539.20.5
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 #875945/342277
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
n/an/a0.40.20.70.21.60.43.80.44.80.72.50.2
no gap33.21.532.61.412.91.09.40.67.80.917.50.4
small gap28.91.435.01.416.21.112.00.76.50.818.50.5
medium gap9.40.910.20.98.90.88.50.65.40.78.50.3
large gap8.40.910.80.910.40.912.40.75.80.710.20.4
very large gap0.70.31.50.40.70.30.40.10.20.10.70.1
total81.11.290.90.850.71.546.41.030.51.457.90.5
inside perimetern/a0.0.0.0.0.0.0.50.10.30.20.20.1
no gap0.40.20.0.0.20.11.30.21.90.40.80.1
small gap0.40.20.10.10.20.11.20.21.80.40.80.1
medium gap0.90.30.0.0.30.11.10.20.80.30.70.1
large gap0.20.10.0.0.10.11.20.21.20.40.60.1
very large gap0.0.0.0.0.0.0.10.10.0.0.00.0
total1.80.40.10.10.70.25.40.56.10.83.20.2
outside perimetern/a0.10.10.10.11.30.31.50.33.00.51.20.1
no gap7.30.83.40.512.41.08.10.619.81.39.60.4
small gap6.20.84.20.617.61.114.30.720.51.312.80.4
medium gap2.30.50.30.18.10.89.30.68.60.96.30.3
large gap1.20.30.90.38.70.813.80.711.11.08.40.3
very large gap0.0.0.10.10.50.21.10.20.40.20.60.1
total17.11.29.00.848.61.548.21.063.31.538.90.5
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 #875946/342278
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap46.43.348.914.833.88.829.42.249.46.029.84.275.016.218.67.312.32.042.24.824.53.330.74.327.312.225.46.525.34.444.56.849.44.219.24.839.05.038.85.411.66.431.22.512.02.927.312.329.92.930.90.8
small gap34.93.217.811.555.59.635.62.335.95.733.54.412.512.429.39.429.52.833.24.537.33.747.24.737.713.517.75.532.44.741.06.735.14.039.66.134.84.729.15.021.58.637.12.631.74.244.313.047.23.335.80.9
medium gap8.01.89.08.70.0.17.81.96.42.819.43.712.512.431.89.523.82.612.93.218.43.015.73.35.04.918.25.917.93.99.03.98.82.49.13.68.93.111.83.527.69.112.51.823.93.95.15.012.52.214.90.7
large gap9.51.924.312.65.84.015.51.88.33.216.43.20.0.20.28.133.22.910.72.917.93.05.32.230.012.936.57.221.54.25.53.15.82.029.05.516.53.720.34.439.39.917.12.031.64.223.310.69.91.917.00.7
very large gap1.30.70.0.4.94.91.70.60.0.0.90.90.0.0.0.1.10.71.01.01.91.11.21.20.0.2.22.22.91.70.0.0.90.93.02.10.70.70.0.0.0.2.20.80.90.90.0.0.50.51.30.2
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......37.210.441.134.2....23.512.118.27.416.515.1..0.0.100.0.0.0.12.311.7..46.525.233.327.7..45.18.334.014.0100.0.17.16.3....30.13.5
small gap......18.38.30.0.....15.610.337.19.332.919.1..100.0.0.0.59.134.262.817.8..0.0.33.327.7..24.47.123.111.90.0.25.37.3....26.53.4
medium gap......31.49.958.934.2....35.414.229.98.933.019.3..0.0.0.0.0.0.24.915.7..53.525.20.0...13.35.517.611.50.0.20.26.8....23.43.2
large gap......13.17.10.0.....25.412.914.86.817.615.8..0.0.0.0.40.934.20.0...0.0.0.0...17.26.425.312.90.0.34.78.1....18.93.0
very large gap......0.0.0.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.33.327.7..0.0.0.0.0.0.2.82.7....1.20.8
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.
outside perimeterno gap55.116.722.511.237.612.423.92.254.712.728.65.4..32.28.113.71.633.86.523.77.037.311.142.112.824.46.629.53.950.036.154.815.429.96.046.413.736.52.525.07.931.64.715.01.912.07.638.717.525.10.9
small gap33.615.857.012.831.911.239.12.612.78.627.55.4..37.18.426.52.154.86.838.48.149.811.322.110.215.45.636.64.150.036.122.211.631.86.229.712.835.22.537.09.144.65.035.32.660.613.133.916.434.51.0
medium gap11.310.77.57.319.710.616.41.932.612.120.84.7..8.94.920.81.95.73.216.26.18.65.815.09.831.17.213.12.90.0.11.510.712.84.29.18.713.31.830.48.514.13.520.92.213.19.10.0.17.10.8
large gap0.0.12.99.010.77.318.62.00.0.21.64.9..16.46.235.92.35.73.219.06.64.34.320.810.429.16.720.83.50.0.11.510.721.85.414.810.014.41.87.65.29.72.927.32.414.39.527.416.321.70.9
very large gap0.0.0.0.0.0.1.90.70.0.1.41.4..5.43.83.10.80.0.2.72.60.0.0.0.0.0.0.0.0.0.0.0.3.82.60.0.0.50.30.0.0.0.1.50.70.0.0.0.1.50.3
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
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 #875947/342279
NFI4
number of forest plots
rockfall 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
rockfall SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ano gap46.03.353.114.333.88.829.72.251.45.930.94.163.216.118.26.613.31.842.04.725.73.431.34.222.610.323.46.026.54.244.56.849.14.122.34.839.44.930.74.014.56.131.42.413.32.624.111.130.82.930.40.8
small gap34.33.116.310.755.59.633.82.234.55.633.14.310.510.530.48.427.02.433.34.436.43.746.54.635.712.116.35.031.84.441.06.735.04.036.15.633.84.623.13.723.67.436.22.527.33.450.812.446.63.234.00.8
medium gap8.81.98.38.10.0.18.21.86.12.719.33.610.510.534.98.622.92.313.43.218.63.015.93.310.57.320.85.916.93.69.03.98.72.310.63.610.03.217.43.322.47.212.61.722.43.24.54.512.32.215.50.6
large gap9.71.922.311.85.84.016.81.88.03.115.83.115.711.416.56.835.72.610.42.917.52.95.12.131.211.937.66.922.14.05.53.16.42.128.25.216.03.628.13.939.58.417.81.936.43.720.69.59.81.918.90.7
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......35.510.041.134.2....23.512.118.06.716.515.1..0.0.100.0.0.0.12.311.7..46.525.233.327.7..40.87.827.811.9100.0.16.66.2....28.33.3
small gap......17.57.90.0.....15.610.333.38.232.919.1..100.0.0.0.59.134.262.817.8..0.0.33.327.7..24.56.824.610.90.0.24.57.2....25.93.2
medium gap......34.59.958.934.2....35.414.227.57.833.019.3..0.0.0.0.0.0.24.915.7..53.525.20.0...14.45.414.49.60.0.22.67.0....23.73.1
large gap......12.56.80.0.....25.412.918.26.717.615.8..0.0.0.0.40.934.20.0...0.0.0.0...20.36.433.212.30.0.33.67.9....20.52.9
very large gap......0.0.0.0.....0.0.3.13.00.0...0.0.0.0.0.0.0.0...0.0.33.327.7..0.0.0.0.0.0.2.72.7....1.60.9
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.
outside perimeterno gap55.116.722.511.237.612.424.42.251.112.327.55.2..30.57.814.71.633.86.525.77.137.311.146.212.724.06.529.63.850.036.154.815.430.25.746.413.734.72.323.57.531.64.614.81.812.07.638.717.525.00.9
small gap33.615.857.012.831.911.239.02.511.88.029.15.3..40.48.326.12.054.86.837.48.049.811.320.69.415.25.535.34.050.036.122.211.628.75.729.712.834.62.334.88.743.34.934.62.560.613.133.916.433.91.0
medium gap11.310.77.57.319.710.616.01.937.112.021.34.6..8.44.720.71.85.73.215.86.08.65.813.99.232.27.213.02.80.0.11.510.713.14.19.18.714.81.731.48.215.73.620.12.113.19.10.0.17.30.8
large gap0.0.12.99.010.77.318.72.00.0.20.84.7..15.55.935.72.25.73.218.56.44.34.319.49.928.66.622.13.40.0.11.510.724.65.414.810.015.41.710.45.79.42.828.62.314.39.527.416.322.30.8
very large gap0.0.0.0.0.0.1.90.70.0.1.31.3..5.13.62.80.80.0.2.62.60.0.0.0.0.0.0.0.0.0.0.0.3.42.30.0.0.40.30.0.0.0.2.00.70.0.0.0.1.50.2
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
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 #875948/342280
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