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NFI4
number of forest plots
protection forest perimeter 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
protection forest perimeter SilvaProtectarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
outside of perimeterno 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 gap5.40.512.51.014.01.39.61.27.40.923.61.410.90.4
small gap5.40.517.91.217.41.421.61.612.31.124.41.414.10.4
medium gap1.70.310.00.97.91.012.61.310.81.010.21.07.30.3
large gap1.20.210.30.910.21.118.41.517.01.313.41.19.30.4
very large gap0.10.10.70.30.70.31.40.51.40.40.40.20.60.1
total13.70.751.41.550.21.863.71.849.01.772.01.442.30.5
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 #875819/342151
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