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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · stem count/ha (DBH >= 24cm, classified) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantonstem count/ha (DBH >= 24cm, classified) %± %± %±
AG0-100 stems/ha..41.04.441.04.4
101-200 stems/ha..31.14.231.14.2
201-300 stems/ha..17.23.417.23.4
301-400 stems/ha..8.22.58.22.5
401-500 stems/ha..0.80.80.80.8
501- 600 stems/ha..0.80.80.80.8
more than 600 stems/ha..0.80.80.80.8
total..100.0.100.0.
AI0-100 stems/ha..12.38.412.38.4
101-200 stems/ha......
201-300 stems/ha..18.59.918.59.9
301-400 stems/ha..44.512.844.512.8
401-500 stems/ha..12.38.412.38.4
501- 600 stems/ha......
more than 600 stems/ha..12.38.412.38.4
total..100.0.100.0.
AR0-100 stems/ha..20.08.120.08.1
101-200 stems/ha..4.04.04.04.0
201-300 stems/ha..12.06.612.06.6
301-400 stems/ha..28.09.128.09.1
401-500 stems/ha..24.08.724.08.7
501- 600 stems/ha..4.04.04.04.0
more than 600 stems/ha..8.05.58.05.5
total..100.0.100.0.
BE0-100 stems/ha23.410.324.92.024.91.9
101-200 stems/ha11.77.829.32.128.72.0
201-300 stems/ha41.412.023.61.924.21.9
301-400 stems/ha5.95.712.11.511.91.5
401-500 stems/ha11.77.85.31.05.51.0
501- 600 stems/ha5.95.73.30.83.40.8
more than 600 stems/ha..1.50.51.40.5
total100.0.100.0.100.0.
BL/BS0-100 stems/ha100.0.24.16.125.66.2
101-200 stems/ha..26.16.325.66.2
201-300 stems/ha..34.16.733.56.7
301-400 stems/ha..6.03.45.93.3
401-500 stems/ha..6.03.45.93.3
501- 600 stems/ha..2.02.02.02.0
more than 600 stems/ha..1.61.61.61.6
total100.0.100.0.100.0.
FR0-100 stems/ha..22.83.922.83.9
101-200 stems/ha..25.54.125.54.1
201-300 stems/ha..21.93.921.93.9
301-400 stems/ha..14.13.314.13.3
401-500 stems/ha..9.62.89.62.8
501- 600 stems/ha..2.61.52.61.5
more than 600 stems/ha..3.51.73.51.7
total..100.0.100.0.
GE0-100 stems/ha..44.320.144.320.1
101-200 stems/ha......
201-300 stems/ha..14.814.614.814.6
301-400 stems/ha..40.919.640.919.6
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
GL0-100 stems/ha57.118.831.77.635.67.2
101-200 stems/ha14.313.321.16.720.06.0
201-300 stems/ha..23.56.919.86.0
301-400 stems/ha..10.65.08.94.3
401-500 stems/ha14.313.32.62.64.53.1
501- 600 stems/ha..7.94.46.73.8
more than 600 stems/ha14.313.32.62.64.53.1
total100.0.100.0.100.0.
GR0-100 stems/ha36.811.131.72.231.92.1
101-200 stems/ha16.08.528.72.128.22.0
201-300 stems/ha21.09.318.51.818.61.8
301-400 stems/ha10.57.011.61.511.61.5
401-500 stems/ha15.88.46.91.27.21.2
501- 600 stems/ha..1.90.61.90.6
more than 600 stems/ha..0.60.40.60.4
total100.0.100.0.100.0.
JU0-100 stems/ha33.327.423.84.724.24.6
101-200 stems/ha..28.54.927.54.8
201-300 stems/ha33.327.422.64.623.04.5
301-400 stems/ha33.327.416.74.117.34.1
401-500 stems/ha..6.02.65.82.5
501- 600 stems/ha..1.21.21.21.2
more than 600 stems/ha..1.21.21.21.2
total100.0.100.0.100.0.
LU0-100 stems/ha..16.53.316.53.3
101-200 stems/ha..40.84.340.84.3
201-300 stems/ha..19.63.519.63.5
301-400 stems/ha..10.32.710.32.7
401-500 stems/ha..5.62.15.62.1
501- 600 stems/ha..2.41.32.41.3
more than 600 stems/ha..4.91.94.91.9
total..100.0.100.0.
NE0-100 stems/ha..27.84.827.84.8
101-200 stems/ha..27.64.827.64.8
201-300 stems/ha..26.44.826.44.8
301-400 stems/ha..13.63.713.63.7
401-500 stems/ha..2.31.62.31.6
501- 600 stems/ha..2.31.62.31.6
more than 600 stems/ha......
total..100.0.100.0.
NW0-100 stems/ha..15.88.515.08.2
101-200 stems/ha..15.88.515.08.2
201-300 stems/ha..26.310.325.09.9
301-400 stems/ha100.0.15.88.520.09.1
401-500 stems/ha..10.57.210.06.9
501- 600 stems/ha..15.88.515.08.2
more than 600 stems/ha......
total100.0.100.0.100.0.
OW0-100 stems/ha50.035.724.46.225.46.1
101-200 stems/ha..22.56.021.65.8
201-300 stems/ha..20.45.819.65.6
301-400 stems/ha50.035.716.45.317.75.4
401-500 stems/ha..8.24.07.93.8
501- 600 stems/ha..2.02.02.02.0
more than 600 stems/ha..6.13.55.93.3
total100.0.100.0.100.0.
SG0-100 stems/ha25.021.719.23.319.33.2
101-200 stems/ha..25.43.624.73.5
201-300 stems/ha50.025.124.63.625.33.6
301-400 stems/ha25.021.711.72.712.02.7
401-500 stems/ha..10.92.610.72.5
501- 600 stems/ha..4.81.84.71.7
more than 600 stems/ha..3.41.53.31.5
total100.0.100.0.100.0.
SH0-100 stems/ha..13.95.813.95.8
101-200 stems/ha..30.67.830.67.8
201-300 stems/ha..30.67.830.67.8
301-400 stems/ha..5.63.95.63.9
401-500 stems/ha..16.76.316.76.3
501- 600 stems/ha..2.82.82.82.8
more than 600 stems/ha......
total..100.0.100.0.
SO0-100 stems/ha50.035.525.64.826.24.8
101-200 stems/ha..32.95.232.15.1
201-300 stems/ha50.035.518.34.319.04.3
301-400 stems/ha..14.63.914.33.8
401-500 stems/ha..6.12.76.02.6
501- 600 stems/ha..1.21.21.21.2
more than 600 stems/ha..1.21.21.21.2
total100.0.100.0.100.0.
SZ0-100 stems/ha..24.05.023.14.8
101-200 stems/ha33.327.428.05.228.25.1
201-300 stems/ha33.327.421.34.821.84.7
301-400 stems/ha33.327.417.34.417.94.4
401-500 stems/ha..6.72.96.42.8
501- 600 stems/ha..1.31.31.31.3
more than 600 stems/ha..1.41.31.31.3
total100.0.100.0.100.0.
TG0-100 stems/ha..26.75.326.75.3
101-200 stems/ha..26.75.326.75.3
201-300 stems/ha..24.25.124.25.1
301-400 stems/ha..14.04.114.04.1
401-500 stems/ha..5.62.75.62.7
501- 600 stems/ha..1.41.41.41.4
more than 600 stems/ha..1.41.41.41.4
total..100.0.100.0.
TI0-100 stems/ha45.510.640.12.840.42.7
101-200 stems/ha31.89.923.52.424.12.4
201-300 stems/ha18.28.218.52.218.52.1
301-400 stems/ha4.54.411.41.811.01.7
401-500 stems/ha..3.91.13.71.0
501- 600 stems/ha..1.30.61.20.6
more than 600 stems/ha..1.30.61.20.6
total100.0.100.0.100.0.
UR0-100 stems/ha11.110.536.37.232.26.4
101-200 stems/ha33.315.815.45.418.35.3
201-300 stems/ha11.110.517.65.716.55.1
301-400 stems/ha..17.65.714.74.8
401-500 stems/ha11.110.54.43.15.53.1
501- 600 stems/ha33.315.82.22.27.33.6
more than 600 stems/ha..6.63.75.53.1
total100.0.100.0.100.0.
VD0-100 stems/ha..26.32.726.12.7
101-200 stems/ha..29.62.829.42.8
201-300 stems/ha100.0.23.22.623.82.6
301-400 stems/ha..9.71.89.61.8
401-500 stems/ha..4.31.34.21.2
501- 600 stems/ha..4.61.34.61.3
more than 600 stems/ha..2.30.92.30.9
total100.0.100.0.100.0.
VS0-100 stems/ha33.59.736.02.835.92.7
101-200 stems/ha29.19.327.22.627.42.5
201-300 stems/ha24.98.815.62.116.32.1
301-400 stems/ha8.35.611.61.911.31.8
401-500 stems/ha..6.51.46.01.3
501- 600 stems/ha..1.40.71.30.6
more than 600 stems/ha4.24.11.70.81.90.8
total100.0.100.0.100.0.
ZG0-100 stems/ha..35.713.235.713.2
101-200 stems/ha..28.612.528.612.5
201-300 stems/ha..21.411.321.411.3
301-400 stems/ha..14.39.714.39.7
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
ZH0-100 stems/ha..29.63.829.63.8
101-200 stems/ha..24.93.624.93.6
201-300 stems/ha..28.33.728.33.7
301-400 stems/ha..11.72.711.72.7
401-500 stems/ha..4.81.84.81.8
501- 600 stems/ha......
more than 600 stems/ha..0.70.70.70.7
total..100.0.100.0.
Switzerland0-100 stems/ha34.04.428.90.829.10.8
101-200 stems/ha20.43.727.40.827.20.8
201-300 stems/ha25.04.021.30.721.40.7
301-400 stems/ha9.62.812.20.612.10.6
401-500 stems/ha6.02.25.90.45.90.4
501- 600 stems/ha3.21.62.40.32.40.3
more than 600 stems/ha1.81.21.80.21.80.2
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #165061/151443

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · stem count/ha (DBH >= 24cm, classified) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantonstem count/ha (DBH >= 24cm, classified)1000 ha± %1000 ha± %1000 ha± %
AG0-100 stems/ha..20.11120.111
101-200 stems/ha..15.31415.314
201-300 stems/ha..8.5208.520
301-400 stems/ha..4.0304.030
401-500 stems/ha..0.41000.4100
501- 600 stems/ha..0.41000.4100
more than 600 stems/ha..0.41000.4100
total..49.1249.12
AI0-100 stems/ha..0.6690.669
101-200 stems/ha......
201-300 stems/ha..1.0541.054
301-400 stems/ha..2.3332.333
401-500 stems/ha..0.6690.669
501- 600 stems/ha......
more than 600 stems/ha..0.6690.669
total..5.2125.212
AR0-100 stems/ha..1.6411.641
101-200 stems/ha..0.31000.3100
201-300 stems/ha..1.0551.055
301-400 stems/ha..2.2332.233
401-500 stems/ha..1.9361.936
501- 600 stems/ha..0.31000.3100
more than 600 stems/ha..0.6690.669
total..8.058.05
BE0-100 stems/ha1.45040.8842.18
101-200 stems/ha0.77147.9748.67
201-300 stems/ha2.43838.6841.08
301-400 stems/ha0.310019.91220.212
401-500 stems/ha0.7718.6209.319
501- 600 stems/ha0.31005.5255.824
more than 600 stems/ha..2.4382.438
total5.824163.72169.52
BL/BS0-100 stems/ha0.41004.9265.324
101-200 stems/ha..5.3245.324
201-300 stems/ha..6.9206.920
301-400 stems/ha..1.2571.257
401-500 stems/ha..1.2571.257
501- 600 stems/ha..0.41000.4100
more than 600 stems/ha..0.31000.3100
total0.410020.3520.75
FR0-100 stems/ha..9.7189.718
101-200 stems/ha..10.81610.816
201-300 stems/ha..9.3189.318
301-400 stems/ha..6.0236.023
401-500 stems/ha..4.1294.129
501- 600 stems/ha..1.1571.157
more than 600 stems/ha..1.5491.549
total..42.6342.63
GE0-100 stems/ha..1.4481.448
101-200 stems/ha......
201-300 stems/ha..0.51000.5100
301-400 stems/ha..1.3541.354
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..3.1203.120
GL0-100 stems/ha1.5494.6266.221
101-200 stems/ha0.41003.1333.531
201-300 stems/ha..3.4313.431
301-400 stems/ha..1.5491.549
401-500 stems/ha0.41000.41000.870
501- 600 stems/ha..1.2571.257
more than 600 stems/ha0.41000.41000.870
total2.73614.61017.37
GR0-100 stems/ha2.43851.3753.87
101-200 stems/ha1.15846.4847.58
201-300 stems/ha1.45030.01031.410
301-400 stems/ha0.77118.81319.513
401-500 stems/ha1.05811.21712.216
501- 600 stems/ha..3.2333.233
more than 600 stems/ha..1.0581.058
total6.623162.02168.62
JU0-100 stems/ha0.41007.8208.219
101-200 stems/ha..9.3189.318
201-300 stems/ha0.41007.4217.820
301-400 stems/ha0.41005.5255.824
401-500 stems/ha..1.9441.944
501- 600 stems/ha..0.41000.4100
more than 600 stems/ha..0.41000.4100
total1.25732.7333.93
LU0-100 stems/ha..6.6206.620
101-200 stems/ha..16.31116.311
201-300 stems/ha..7.8187.818
301-400 stems/ha..4.1274.127
401-500 stems/ha..2.3372.337
501- 600 stems/ha..0.9570.957
more than 600 stems/ha..1.9401.940
total..40.0340.03
NE0-100 stems/ha..7.8187.818
101-200 stems/ha..7.8187.818
201-300 stems/ha..7.4197.419
301-400 stems/ha..3.8273.827
401-500 stems/ha..0.6700.670
501- 600 stems/ha..0.6700.670
more than 600 stems/ha......
total..28.2428.24
NW0-100 stems/ha..1.2551.255
101-200 stems/ha..1.2551.255
201-300 stems/ha..1.9401.940
301-400 stems/ha0.41001.2551.546
401-500 stems/ha..0.8690.869
501- 600 stems/ha..1.2551.255
more than 600 stems/ha......
total0.41007.3107.78
OW0-100 stems/ha0.41004.5264.825
101-200 stems/ha..4.1274.127
201-300 stems/ha..3.7293.729
301-400 stems/ha0.41003.0333.431
401-500 stems/ha..1.5491.549
501- 600 stems/ha..0.41000.4100
more than 600 stems/ha..1.1571.157
total0.77018.3519.04
SG0-100 stems/ha0.410010.11810.517
101-200 stems/ha..13.41513.415
201-300 stems/ha0.77013.01513.715
301-400 stems/ha0.41006.1236.522
401-500 stems/ha..5.8245.824
501- 600 stems/ha..2.5372.537
more than 600 stems/ha..1.8441.844
total1.45052.8454.24
SH0-100 stems/ha..1.8421.842
101-200 stems/ha..3.9263.926
201-300 stems/ha..3.9263.926
301-400 stems/ha..0.7700.770
401-500 stems/ha..2.1382.138
501- 600 stems/ha..0.41000.4100
more than 600 stems/ha......
total..12.8312.83
SO0-100 stems/ha0.41007.9198.319
101-200 stems/ha..10.21610.216
201-300 stems/ha0.41005.7246.123
301-400 stems/ha..4.5274.527
401-500 stems/ha..1.9441.944
501- 600 stems/ha..0.41000.4100
more than 600 stems/ha..0.41000.4100
total0.87031.0431.83
SZ0-100 stems/ha..6.5226.522
101-200 stems/ha0.41007.6198.019
201-300 stems/ha0.41005.8236.222
301-400 stems/ha0.41004.7265.125
401-500 stems/ha..1.8441.844
501- 600 stems/ha..0.41000.4100
more than 600 stems/ha..0.41000.4100
total1.15727.2528.35
TG0-100 stems/ha..5.7205.720
101-200 stems/ha..5.7205.720
201-300 stems/ha..5.2225.222
301-400 stems/ha..3.0303.030
401-500 stems/ha..1.2491.249
501- 600 stems/ha..0.31000.3100
more than 600 stems/ha..0.31000.3100
total..21.3321.33
TI0-100 stems/ha3.63144.0847.67
101-200 stems/ha2.53725.81128.310
201-300 stems/ha1.45020.31221.712
301-400 stems/ha0.410012.51612.916
401-500 stems/ha..4.3284.328
501- 600 stems/ha..1.4501.450
more than 600 stems/ha..1.4501.450
total7.921109.83117.72
UR0-100 stems/ha0.31005.5245.823
101-200 stems/ha1.0572.3363.330
201-300 stems/ha0.31002.6343.031
301-400 stems/ha..2.6342.634
401-500 stems/ha0.31000.7701.057
501- 600 stems/ha1.0570.31001.349
more than 600 stems/ha..1.0571.057
total3.03115.01118.09
VD0-100 stems/ha..25.81125.811
101-200 stems/ha..29.11029.110
201-300 stems/ha0.87122.81123.511
301-400 stems/ha..9.5199.519
401-500 stems/ha..4.2304.230
501- 600 stems/ha..4.5284.528
more than 600 stems/ha..2.3402.340
total0.87198.1298.92
VS0-100 stems/ha2.83536.4839.18
101-200 stems/ha2.43727.51029.910
201-300 stems/ha2.14115.81417.813
301-400 stems/ha0.77111.71612.316
401-500 stems/ha..6.5226.522
501- 600 stems/ha..1.4501.450
more than 600 stems/ha0.31001.7452.141
total8.220100.93109.13
ZG0-100 stems/ha..2.1372.137
101-200 stems/ha..1.7441.744
201-300 stems/ha..1.3531.353
301-400 stems/ha..0.9680.968
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..6.066.06
ZH0-100 stems/ha..15.21315.213
101-200 stems/ha..12.71512.715
201-300 stems/ha..14.51314.513
301-400 stems/ha..6.0236.023
401-500 stems/ha..2.5372.537
501- 600 stems/ha......
more than 600 stems/ha..0.41000.4100
total..51.1251.12
Switzerland0-100 stems/ha13.916323.83337.73
101-200 stems/ha8.420307.73316.13
201-300 stems/ha10.219238.33248.53
301-400 stems/ha4.030137.25141.25
401-500 stems/ha2.43866.5768.97
501- 600 stems/ha1.34927.11128.511
more than 600 stems/ha0.77120.41321.213
total41.091121.111162.11

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #165062/151444

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · stem count/ha (DBH >= 24cm, classified) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedstem count/ha (DBH >= 24cm, classified) %± %± %± %± %± %±
inside perimeter0-100 stems/ha33.415.7100.0.12.511.730.45.743.78.833.74.4
101-200 stems/ha....25.015.321.25.025.17.720.73.8
201-300 stems/ha44.416.6..25.015.325.75.418.76.925.04.0
301-400 stems/ha22.213.9..37.517.14.52.69.45.29.62.8
401-500 stems/ha......9.13.53.13.16.02.2
501- 600 stems/ha......6.12.9..3.41.7
more than 600 stems/ha......3.02.1..1.71.2
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha22.41.830.41.819.61.633.51.537.62.528.70.8
101-200 stems/ha28.61.929.81.827.91.826.31.424.32.227.50.8
201-300 stems/ha26.81.921.01.622.21.719.11.217.62.021.30.7
301-400 stems/ha12.61.412.61.313.41.411.51.011.61.612.30.6
401-500 stems/ha5.71.03.70.78.81.25.80.76.11.26.00.4
501- 600 stems/ha2.60.71.20.44.40.82.20.51.60.62.40.3
more than 600 stems/ha1.30.51.20.43.70.81.60.41.30.61.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha22.51.830.51.819.51.633.31.438.12.428.90.8
101-200 stems/ha28.21.929.81.827.91.826.01.324.32.127.20.8
201-300 stems/ha27.11.921.01.622.21.719.51.217.71.921.40.7
301-400 stems/ha12.71.412.61.313.71.411.01.011.41.612.20.6
401-500 stems/ha5.61.03.70.78.71.26.00.75.81.26.00.4
501- 600 stems/ha2.50.71.20.44.30.82.50.51.50.62.50.3
more than 600 stems/ha1.30.51.20.43.70.81.70.41.20.51.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #165063/151445

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · stem count/ha (DBH >= 24cm, classified) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedstem count/ha (DBH >= 24cm, classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-100 stems/ha1.1580.41000.41006.9225.02613.716
101-200 stems/ha....0.7714.8272.8358.420
201-300 stems/ha1.550..0.7715.9242.14110.218
301-400 stems/ha0.771..1.1581.0581.1583.930
401-500 stems/ha......2.1410.41002.438
501- 600 stems/ha......1.450..1.450
more than 600 stems/ha......0.771..0.771
total3.3330.41002.93522.81211.41740.79
outside perimeter0-100 stems/ha44.2869.6641.89115.2550.57321.33
101-200 stems/ha56.6768.2659.5790.4632.69307.23
201-300 stems/ha52.9748.1847.2865.7723.611237.63
301-400 stems/ha24.81128.81028.51139.4915.614137.15
401-500 stems/ha11.3178.42018.71320.1138.12066.77
501- 600 stems/ha5.1262.8359.4197.6212.14127.111
more than 600 stems/ha2.6382.8357.9215.5251.84520.613
total197.51228.81213.02343.92134.431117.61
total0-100 stems/ha45.3869.9642.28122.1555.57335.03
101-200 stems/ha56.6768.2660.2795.2535.49315.63
201-300 stems/ha54.4748.1847.9871.6625.811247.83
301-400 stems/ha25.61128.81029.51040.4916.614141.05
401-500 stems/ha11.3178.42018.71322.2128.52069.27
501- 600 stems/ha5.1262.8359.4199.0192.14128.411
more than 600 stems/ha2.6382.8357.9216.2231.84521.313
total200.81229.11215.92366.71145.721158.21

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #165064/151446

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · stem count/ha (DBH >= 24cm, classified) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedstem count/ha (DBH >= 24cm, classified) %± %± %± %± %± %± %±
inside perimeter0-100 stems/ha39.915.522.29.826.19.233.59.733.315.743.78.833.74.4
101-200 stems/ha..11.17.421.78.629.19.322.213.925.17.720.63.8
201-300 stems/ha40.115.538.911.517.47.924.98.822.213.918.76.925.14.0
301-400 stems/ha20.012.611.17.48.75.98.35.6..9.45.29.52.7
401-500 stems/ha..11.17.48.75.9..22.213.93.13.16.12.2
501- 600 stems/ha..5.65.413.07.0......3.41.7
more than 600 stems/ha....4.34.34.24.1....1.71.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha26.81.323.61.824.52.336.02.832.52.437.62.528.80.8
101-200 stems/ha29.31.328.91.921.32.227.22.628.92.324.32.227.50.8
201-300 stems/ha23.71.222.51.821.62.215.62.119.42.017.62.021.20.7
301-400 stems/ha12.61.010.61.315.91.911.61.911.51.611.61.612.20.6
401-500 stems/ha4.60.67.31.18.51.56.51.45.41.16.11.25.90.4
501- 600 stems/ha1.80.44.40.93.71.01.40.71.80.71.60.62.40.3
more than 600 stems/ha1.30.32.70.74.51.11.70.80.50.41.30.61.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha26.91.323.51.824.62.235.92.732.52.338.12.429.00.8
101-200 stems/ha29.01.328.31.921.32.127.42.528.72.324.32.127.30.8
201-300 stems/ha23.81.223.01.821.32.116.32.119.52.017.71.921.40.7
301-400 stems/ha12.61.010.61.315.41.911.31.811.21.611.41.612.20.6
401-500 stems/ha4.60.67.41.18.51.46.01.35.71.25.81.26.00.4
501- 600 stems/ha1.80.44.40.94.31.01.30.61.80.71.50.62.40.3
more than 600 stems/ha1.20.32.70.74.51.11.90.80.50.41.20.51.80.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #165065/151447

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · stem count/ha (DBH >= 24cm, classified) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedstem count/ha (DBH >= 24cm, classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-100 stems/ha1.4501.4502.1412.8351.1585.02613.716
101-200 stems/ha..0.7711.7442.4370.7712.8358.420
201-300 stems/ha1.4502.5381.4502.1410.7712.14110.218
301-400 stems/ha0.7710.7710.7710.771..1.1583.930
401-500 stems/ha..0.7710.771..0.7710.41002.538
501- 600 stems/ha..0.41001.058......1.450
more than 600 stems/ha....0.31000.3100....0.771
total3.6326.5237.9208.2203.23311.41740.89
outside perimeter0-100 stems/ha114.1546.5829.91036.4844.7850.57322.13
101-200 stems/ha124.9557.0725.91027.51039.7832.69307.53
201-300 stems/ha100.9544.4826.31015.81426.71023.611237.63
301-400 stems/ha53.7820.91319.31211.71615.81415.614136.95
401-500 stems/ha19.71314.41510.4186.5227.4218.12066.57
501- 600 stems/ha7.9218.7204.5271.4502.5382.14127.011
more than 600 stems/ha5.4265.4265.5251.7450.7711.84520.513
total426.41197.32121.73100.93137.52134.431118.11
total0-100 stems/ha115.5548.0831.91039.1845.8855.57335.83
101-200 stems/ha124.9557.7727.61029.91040.4835.49315.93
201-300 stems/ha102.3546.9827.71017.81327.41025.811247.83
301-400 stems/ha54.4821.61220.01212.31615.81416.614140.85
401-500 stems/ha19.71315.11511.1176.5228.1208.52069.07
501- 600 stems/ha7.9219.0205.5251.4502.5382.14128.411
more than 600 stems/ha5.4265.4265.9242.1410.7711.84521.213
total430.01203.82129.72109.13140.62145.721158.91

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #165066/151448

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · regeneration cover · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter< 1%......2.141..2.141
1-9%1.550..0.41008.3205.32515.515
10-25%1.550..0.41006.9223.93012.617
26-50%....1.1583.1331.8456.024
51-75%0.41000.41000.7711.745..3.233
76-100%....0.41000.7710.41001.450
total3.3330.41002.93522.81211.41740.79
outside perimeter< 1%5.5267.72111.21822.5129.61956.48
1-9%39.8934.4958.77129.2462.36324.53
10-25%46.0850.6772.46106.7534.79310.53
26-50%40.5948.5839.3954.9719.413202.54
51-75%31.81042.5819.11321.2135.924120.65
76-100%34.0945.0812.3179.4192.538103.15
total197.51228.81213.02343.92134.431117.61
total< 1%5.5267.72111.21824.5129.61958.58
1-9%41.2934.4959.17137.5467.76340.03
10-25%47.5850.6772.86113.6538.68323.13
26-50%40.5948.5840.4958.0721.212208.54
51-75%32.11042.9819.81323.0125.924123.75
76-100%34.0945.0812.61610.1182.835104.55
total200.81229.11215.92366.71145.721158.21

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165119/151501

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · regeneration cover · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedregeneration cover %± %± %± %± %± %± %±
inside perimeter< 1%....21.78.6..11.110.5..5.12.0
1-9%39.915.527.810.613.07.054.310.244.416.646.98.838.04.5
10-25%40.115.533.311.134.89.916.67.633.315.734.38.431.14.3
26-50%..11.17.417.47.920.88.311.110.515.66.414.63.3
51-75%20.012.616.78.88.75.98.35.6....7.82.5
76-100%..11.17.44.34.3....3.13.13.51.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%3.10.52.90.77.71.46.11.49.01.47.11.35.00.4
1-9%17.41.128.71.929.62.442.92.938.02.546.42.629.00.8
10-25%22.71.236.02.128.62.430.92.730.52.325.82.227.80.8
26-50%20.91.217.71.620.42.214.62.114.31.814.41.818.10.7
51-75%17.51.19.51.38.01.54.11.25.81.24.41.010.80.5
76-100%18.51.15.10.95.71.21.40.72.30.81.80.79.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%3.10.52.80.78.51.45.71.39.01.46.61.25.00.4
1-9%17.61.128.71.928.52.343.72.838.22.446.42.529.30.8
10-25%22.81.235.92.029.02.329.92.630.62.326.52.227.90.8
26-50%20.71.217.51.620.32.115.12.014.31.714.51.718.00.7
51-75%17.51.19.71.28.01.44.41.25.71.24.11.010.70.5
76-100%18.41.15.30.95.61.21.30.62.20.71.90.79.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165120/151502

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · regeneration cover · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter< 1%....1.744..0.4100..2.141
1-9%1.4501.8451.0584.5271.4505.32515.515
10-25%1.4502.2412.8351.4501.1583.93012.717
26-50%..0.7711.4501.7440.41001.8455.924
51-75%0.7711.1580.7710.771....3.233
76-100%..0.7710.3100....0.41001.450
total3.6326.5237.9208.2203.23311.41740.89
outside perimeter< 1%13.2165.8259.3196.22312.3169.61956.48
1-9%74.1656.6736.0943.3752.3762.36324.63
10-25%96.6571.0634.9931.2942.0834.79310.43
26-50%89.1635.0924.91114.71419.71319.413202.74
51-75%74.4618.8139.7194.1288.0205.924121.05
76-100%79.0610.1196.9221.4503.2332.538103.15
total426.41197.32121.73100.93137.52134.431118.11
total< 1%13.2165.82511.1176.22312.7169.61958.58
1-9%75.5658.4737.0947.7753.7767.76340.03
10-25%98.0573.2637.6832.6943.0838.68323.13
26-50%89.1635.7926.31116.51420.01321.212208.74
51-75%75.1619.81310.4184.8268.0205.924124.15
76-100%79.0610.8187.3211.4503.2332.835104.55
total430.01203.82129.72109.13140.62145.721158.91

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165121/151503

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · regeneration cover · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionregeneration cover %± %± %±
Western Jura< 1%..2.40.82.40.7
1-9%49.817.722.22.022.72.0
10-25%37.817.224.72.125.02.1
26-50%..19.31.918.91.9
51-75%12.411.716.41.816.31.8
76-100%..15.01.714.71.7
total100.0.100.0.100.0.
Eastern Jura< 1%..4.11.84.11.8
1-9%..13.23.113.13.1
10-25%100.0.18.13.518.83.5
26-50%..24.83.924.63.9
51-75%..14.93.214.83.2
76-100%..24.83.924.63.9
total100.0.100.0.100.0.
Western Plateau< 1%..1.71.21.71.2
1-9%..23.03.923.03.9
10-25%..29.64.229.64.2
26-50%..23.03.923.03.9
51-75%..10.12.810.12.8
76-100%..12.73.112.73.1
total..100.0.100.0.
Central Plateau< 1%..3.61.33.61.3
1-9%..18.12.618.02.6
10-25%..22.42.822.32.8
26-50%..21.42.821.32.8
51-75%100.0.16.82.517.12.5
76-100%..17.72.617.62.6
total100.0.100.0.100.0.
Eastern Plateau< 1%..3.81.13.81.1
1-9%..9.91.79.91.7
10-25%..19.22.219.22.2
26-50%..20.42.320.42.3
51-75%..23.02.423.02.4
76-100%..23.62.423.62.4
total..100.0.100.0.
Western Pre-Alps< 1%..5.82.25.82.1
1-9%..25.14.024.93.9
10-25%..35.74.435.44.4
26-50%100.0.15.93.316.63.4
51-75%..14.23.214.03.2
76-100%..3.31.63.31.6
total100.0.100.0.100.0.
Central Pre-Alps< 1%..1.90.81.80.8
1-9%25.021.727.22.727.22.7
10-25%..37.73.037.12.9
26-50%25.021.718.32.418.42.4
51-75%50.025.08.21.78.81.7
76-100%..6.71.56.61.5
total100.0.100.0.100.0.
Eastern Pre-Alps< 1%..9.42.09.22.0
1-9%..29.63.229.13.2
10-25%33.327.328.13.228.23.1
26-50%33.327.320.22.820.42.8
51-75%..6.91.86.81.8
76-100%33.327.35.91.76.31.7
total100.0.100.0.100.0.
Northwestern Alps< 1%..2.51.22.31.2
1-9%30.812.833.93.833.73.6
10-25%46.213.933.43.734.33.6
26-50%..18.23.116.92.9
51-75%7.77.48.22.28.12.1
76-100%15.410.03.81.54.71.6
total100.0.100.0.100.0.
Central Alps< 1%27.313.5..3.82.2
1-9%9.18.728.35.525.65.0
10-25%36.414.631.15.731.85.3
26-50%18.211.728.65.627.25.1
51-75%9.18.78.93.58.93.2
76-100%..3.12.22.71.9
total100.0.100.0.100.0.
Northeastern Alps< 1%22.213.910.03.411.23.4
1-9%22.213.931.35.230.44.9
10-25%33.315.828.75.129.24.8
26-50%11.110.513.73.913.53.6
51-75%11.110.58.73.29.03.0
76-100%..7.53.06.72.7
total100.0.100.0.100.0.
Southwestern Alps< 1%..6.11.45.71.3
1-9%54.310.242.92.943.72.8
10-25%16.67.630.92.729.92.6
26-50%20.88.314.62.115.12.0
51-75%8.35.64.11.24.41.2
76-100%..1.40.71.30.6
total100.0.100.0.100.0.
Southeastern Alps< 1%11.110.59.01.49.01.4
1-9%44.416.638.02.538.22.4
10-25%33.315.730.52.330.62.3
26-50%11.110.514.31.814.31.7
51-75%..5.81.25.71.2
76-100%..2.30.82.20.7
total100.0.100.0.100.0.
Southern Alps< 1%..7.11.36.61.2
1-9%46.98.846.42.646.42.5
10-25%34.38.425.82.226.52.2
26-50%15.66.414.41.814.51.7
51-75%..4.41.04.11.0
76-100%3.13.11.80.71.90.7
total100.0.100.0.100.0.
Switzerland< 1%5.12.05.10.45.10.4
1-9%37.94.529.10.829.40.8
10-25%31.24.327.80.827.90.8
26-50%14.63.318.10.718.00.7
51-75%7.72.510.70.510.60.5
76-100%3.51.79.20.59.00.5
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165122/151504

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · regeneration cover · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionregeneration cover1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%..3.6313.631
1-9%1.45033.2934.79
10-25%1.15837.1938.29
26-50%..28.91028.910
51-75%0.410024.61125.011
76-100%..22.51222.512
total2.935150.02152.82
Eastern Jura< 1%..2.0442.044
1-9%..6.3236.323
10-25%0.41008.6209.019
26-50%..11.91611.916
51-75%..7.1227.122
76-100%..11.91611.916
total0.410047.8248.22
Western Plateau< 1%..0.8700.870
1-9%..11.11711.117
10-25%..14.31514.315
26-50%..11.11711.117
51-75%..4.9284.928
76-100%..6.1256.125
total..48.4348.43
Central Plateau< 1%..2.5352.535
1-9%..12.41412.414
10-25%..15.31315.313
26-50%..14.61314.613
51-75%0.310011.51511.815
76-100%..12.11512.115
total0.310068.4268.72
Eastern Plateau< 1%..4.3284.328
1-9%..11.11711.117
10-25%..21.41221.412
26-50%..22.91122.911
51-75%..25.71125.711
76-100%..26.51026.510
total..111.92111.92
Western Pre-Alps< 1%..2.6372.637
1-9%..11.11611.116
10-25%..15.91315.913
26-50%0.41007.0217.421
51-75%..6.3236.323
76-100%..1.5491.549
total0.410044.4444.84
Central Pre-Alps< 1%..1.8441.844
1-9%0.410026.21026.510
10-25%..36.2836.28
26-50%0.410017.61317.913
51-75%0.7717.9218.620
76-100%..6.5236.523
total1.45096.1297.52
Eastern Pre-Alps< 1%..6.8226.822
1-9%..21.41121.411
10-25%0.410020.41220.711
26-50%0.410014.61415.014
51-75%..5.0265.026
76-100%0.41004.3284.627
total1.15772.5373.63
Northwestern Alps< 1%..1.4501.450
1-9%1.45019.31220.711
10-25%2.14019.01221.111
26-50%..10.41710.417
51-75%0.41004.7275.026
76-100%0.7712.2402.935
total4.62756.8461.54
Central Alps< 1%1.057..1.057
1-9%0.31006.6216.920
10-25%1.4497.2208.618
26-50%0.7706.6227.320
51-75%0.31002.1402.437
76-100%..0.7710.771
total3.82923.2827.07
Northeastern Alps< 1%0.7702.9343.630
1-9%0.7709.0189.717
10-25%1.1578.2199.317
26-50%0.41003.9294.327
51-75%0.41002.5372.934
76-100%..2.1402.140
total3.23228.7731.96
Southwestern Alps< 1%..6.2236.223
1-9%4.52743.3747.77
10-25%1.45031.2932.69
26-50%1.74414.71416.514
51-75%0.7714.1284.826
76-100%..1.4501.450
total8.220100.93109.13
Southeastern Alps< 1%0.410012.31612.716
1-9%1.45052.3753.77
10-25%1.15842.0843.08
26-50%0.410019.71320.013
51-75%..8.0208.020
76-100%..3.2333.233
total3.233137.52140.62
Southern Alps< 1%..9.6199.619
1-9%5.32562.3667.76
10-25%3.93034.7938.68
26-50%1.84519.41321.212
51-75%..5.9245.924
76-100%0.41002.5382.835
total11.417134.43145.72
Switzerland< 1%2.14156.7858.88
1-9%15.515325.63341.13
10-25%12.717311.53324.33
26-50%6.024203.44209.44
51-75%3.133120.35123.45
76-100%1.450103.25104.75
total40.991120.811161.71

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165123/151505

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes) %± %± %± %± %± %± %±
inside perimeter< 1%....12.55.2..12.511.7..5.22.1
1-4%....5.03.412.56.725.015.327.47.813.83.2
5-9%44.416.6..15.05.641.810.112.511.721.27.124.14.0
10-25%44.516.6..35.07.516.67.637.517.133.38.231.14.3
26-50%..50.035.412.55.220.88.312.511.715.16.214.63.3
51-75%11.110.550.035.412.55.28.35.6....7.72.5
76-100%....7.54.2....3.03.03.51.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%2.80.73.40.75.30.76.51.58.11.57.21.35.10.4
1-4%7.91.26.50.914.81.222.22.622.52.321.42.113.90.6
5-9%12.71.48.71.016.11.219.92.516.22.124.52.215.20.6
10-25%23.41.823.31.632.21.531.02.931.42.626.22.227.80.8
26-50%19.71.721.81.518.01.315.32.214.32.014.41.818.10.7
51-75%15.91.617.91.48.40.93.41.16.21.34.61.110.80.5
76-100%17.61.718.31.45.20.71.50.81.20.61.80.79.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%2.80.73.40.75.60.76.01.48.21.56.61.25.10.4
1-4%7.81.26.50.914.41.121.42.422.52.321.82.013.90.6
5-9%13.21.58.71.016.11.221.82.416.12.024.22.115.50.6
10-25%23.81.823.31.632.31.529.82.731.62.626.82.227.90.8
26-50%19.31.721.91.517.71.215.82.214.31.914.41.718.00.7
51-75%15.81.618.01.48.60.93.91.16.01.34.21.010.70.5
76-100%17.31.618.31.45.30.71.40.71.20.61.90.79.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165124/151506

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter< 1%....1.845..0.4100..2.141
1-4%....0.7711.0580.7713.2335.725
5-9%1.450..2.1413.4310.41002.5389.919
10-25%1.450..5.0271.4501.1583.93012.817
26-50%..0.41001.8451.7440.41001.8456.024
51-75%0.41000.41001.8450.771....3.233
76-100%....1.158....0.41001.450
total3.2330.77114.2168.2202.83511.81741.09
outside perimeter< 1%5.4268.82017.4145.8249.21910.01856.68
1-4%15.11516.61449.1819.91225.41129.510155.74
5-9%24.11222.31253.3817.81318.41333.99169.74
10-25%44.7859.87106.5527.71035.5936.29310.53
26-50%37.5955.9759.4713.71516.21419.813202.54
51-75%30.31046.0827.9113.1337.0226.323120.55
76-100%33.5947.0817.1141.4501.4502.538102.95
total190.61256.41330.7189.43113.13138.231118.41
total< 1%5.4268.82019.2135.8249.51910.01858.78
1-4%15.11516.61449.8820.91226.11032.79161.34
5-9%25.61122.31255.4721.21218.71336.49179.64
10-25%46.1859.87111.5529.1936.6840.28323.23
26-50%37.5956.2761.2715.41416.61421.612208.54
51-75%30.61046.3829.7113.8307.0226.323123.75
76-100%33.5947.0818.2141.4501.4502.835104.35
total193.81257.11344.9197.63115.92150.021159.41

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165125/151507

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantondegree of cover of regeneration (7 classes) %± %± %±
AG< 1%..3.31.63.31.6
1-4%..4.92.04.92.0
5-9%..4.92.04.92.0
10-25%..16.43.416.43.4
26-50%..22.13.822.13.8
51-75%..19.73.619.73.6
76-100%..28.74.128.74.1
total..100.0.100.0.
AI< 1%..24.711.024.711.0
1-4%..32.212.032.212.0
5-9%..18.59.918.59.9
10-25%..12.38.412.38.4
26-50%..6.26.16.26.1
51-75%..6.26.16.26.1
76-100%......
total..100.0.100.0.
AR< 1%..8.05.58.05.5
1-4%..28.09.128.09.1
5-9%..4.04.04.04.0
10-25%..36.09.736.09.7
26-50%..20.08.120.08.1
51-75%......
76-100%..4.04.04.04.0
total..100.0.100.0.
BE< 1%..2.30.72.20.7
1-4%5.95.712.11.511.91.5
5-9%23.410.315.91.716.11.7
10-25%35.611.630.42.130.52.1
26-50%5.95.718.61.818.21.7
51-75%17.69.210.71.410.91.4
76-100%11.77.810.01.410.11.4
total100.0.100.0.100.0.
BL/BS< 1%..4.02.83.92.8
1-4%..2.02.02.02.0
5-9%..2.02.02.02.0
10-25%100.0.25.76.227.26.3
26-50%..28.16.427.66.3
51-75%..16.15.215.75.1
76-100%..22.15.921.65.8
total100.0.100.0.100.0.
FR< 1%..3.51.73.51.7
1-4%..11.43.011.43.0
5-9%..9.72.89.72.8
10-25%..36.84.536.84.5
26-50%..20.23.820.23.8
51-75%..15.83.415.83.4
76-100%..2.61.52.61.5
total..100.0.100.0.
GE< 1%..14.814.614.814.6
1-4%......
5-9%..14.814.614.814.6
10-25%..29.518.729.518.7
26-50%..14.814.614.814.6
51-75%..14.814.614.814.6
76-100%..11.410.311.410.3
total..100.0.100.0.
GL< 1%14.313.310.65.011.14.7
1-4%14.313.315.86.015.65.5
5-9%14.313.315.65.915.45.4
10-25%28.617.221.16.722.36.3
26-50%14.313.315.86.015.65.5
51-75%14.313.310.65.011.14.7
76-100%..10.65.08.94.3
total100.0.100.0.100.0.
GR< 1%5.35.18.81.38.71.3
1-4%42.211.322.81.923.61.9
5-9%10.57.018.71.818.41.8
10-25%31.510.729.22.129.32.1
26-50%10.57.013.21.613.01.5
51-75%..5.11.04.91.0
76-100%..2.20.72.10.6
total100.0.100.0.100.0.
JU< 1%..2.41.72.31.6
1-4%..3.62.03.52.0
5-9%66.727.36.02.68.12.9
10-25%..34.65.233.45.1
26-50%..16.64.116.03.9
51-75%33.327.420.34.420.74.4
76-100%..16.74.116.14.0
total100.0.100.0.100.0.
LU< 1%..3.11.53.11.5
1-4%..9.62.69.62.6
5-9%..14.13.114.13.1
10-25%..35.64.335.64.3
26-50%..21.93.721.93.7
51-75%..11.02.811.02.8
76-100%..4.71.94.71.9
total..100.0.100.0.
NE< 1%..1.11.11.11.1
1-4%..8.23.08.23.0
5-9%..8.53.18.53.1
10-25%..21.64.421.64.4
26-50%..26.24.726.24.7
51-75%..20.74.420.74.4
76-100%..13.63.713.63.7
total..100.0.100.0.
NW< 1%..10.57.210.06.9
1-4%..21.19.520.09.1
5-9%..15.88.515.08.2
10-25%..21.19.520.09.1
26-50%100.0.15.88.520.09.1
51-75%..5.35.25.05.0
76-100%..10.57.210.06.9
total100.0.100.0.100.0.
OW< 1%..2.02.02.02.0
1-4%..12.34.711.84.6
5-9%50.035.720.45.821.65.8
10-25%..40.77.139.16.9
26-50%..12.34.711.84.6
51-75%50.035.78.24.09.84.2
76-100%..4.12.93.92.7
total100.0.100.0.100.0.
SG< 1%25.021.77.52.28.02.2
1-4%..10.32.510.02.5
5-9%..15.73.015.32.9
10-25%50.025.129.53.830.03.8
26-50%25.021.719.23.319.33.2
51-75%..11.72.711.32.6
76-100%..6.22.06.01.9
total100.0.100.0.100.0.
SH< 1%..8.34.78.34.7
1-4%..19.46.719.46.7
5-9%..8.34.78.34.7
10-25%..11.15.311.15.3
26-50%..22.27.022.27.0
51-75%..13.95.813.95.8
76-100%..16.76.316.76.3
total..100.0.100.0.
SO< 1%......
1-4%..4.92.44.82.3
5-9%50.035.513.43.814.33.8
10-25%50.035.520.74.521.44.5
26-50%..17.14.216.74.1
51-75%..15.94.115.54.0
76-100%..28.05.027.44.9
total100.0.100.0.100.0.
SZ< 1%..5.32.65.12.5
1-4%..16.04.215.44.1
5-9%..20.04.619.24.5
10-25%33.327.432.05.432.05.3
26-50%33.327.421.44.821.84.7
51-75%..5.32.65.12.5
76-100%33.327.4..1.31.3
total100.0.100.0.100.0.
TG< 1%..7.03.07.03.0
1-4%..1.41.41.41.4
5-9%..5.62.75.62.7
10-25%..18.24.618.24.6
26-50%..28.15.328.15.3
51-75%..20.04.820.04.8
76-100%..19.64.719.64.7
total..100.0.100.0.
TI< 1%..6.91.46.41.4
1-4%13.67.319.22.318.92.2
5-9%27.39.523.82.424.12.4
10-25%36.410.326.82.527.42.5
26-50%18.28.216.22.116.42.0
51-75%..5.11.24.81.2
76-100%4.54.42.00.82.10.8
total100.0.100.0.100.0.
UR< 1%33.315.8..5.53.1
1-4%..6.63.75.53.1
5-9%11.110.513.25.012.84.6
10-25%33.315.830.76.931.26.3
26-50%11.110.533.87.130.16.3
51-75%11.110.511.04.711.04.3
76-100%..4.73.23.92.7
total100.0.100.0.100.0.
VD< 1%..3.81.23.81.2
1-4%..11.92.011.82.0
5-9%..15.92.315.82.3
10-25%100.0.23.52.624.12.6
26-50%..19.82.519.62.5
51-75%..12.02.011.92.0
76-100%..13.22.113.12.1
total100.0.100.0.100.0.
VS< 1%..6.11.45.71.3
1-4%12.56.722.52.421.72.3
5-9%41.810.120.42.422.02.3
10-25%16.67.630.92.729.92.6
26-50%20.88.314.62.115.12.0
51-75%8.35.64.11.24.41.2
76-100%..1.40.71.30.6
total100.0.100.0.100.0.
ZG< 1%..14.39.714.39.7
1-4%......
5-9%......
10-25%..28.612.528.612.5
26-50%..28.612.528.612.5
51-75%..7.17.17.17.1
76-100%..21.411.321.411.3
total..100.0.100.0.
ZH< 1%..2.11.22.11.2
1-4%..5.51.95.51.9
5-9%..5.51.95.51.9
10-25%..20.73.420.73.4
26-50%..14.52.914.52.9
51-75%..24.83.624.83.6
76-100%..26.93.726.93.7
total..100.0.100.0.
Switzerland< 1%5.12.05.10.45.10.4
1-4%13.73.213.80.613.80.6
5-9%24.24.015.10.615.40.6
10-25%31.24.327.70.827.80.8
26-50%14.63.318.10.718.00.7
51-75%7.82.510.80.510.70.5
76-100%3.41.79.40.59.20.5
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #165126/151508

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %
AG< 1%..1.6491.649
1-4%..2.4402.440
5-9%..2.4402.440
10-25%..8.0218.021
26-50%..10.91710.917
51-75%..9.7189.718
76-100%..14.11414.114
total..49.1249.12
AI< 1%..1.3451.345
1-4%..1.7421.742
5-9%..1.0541.054
10-25%..0.6690.669
26-50%..0.31000.3100
51-75%..0.31000.3100
76-100%......
total..5.2125.212
AR< 1%..0.6690.669
1-4%..2.2332.233
5-9%..0.31000.3100
10-25%..2.9272.927
26-50%..1.6411.641
51-75%......
76-100%..0.31000.3100
total..8.058.05
BE< 1%..3.8303.830
1-4%0.310019.81220.212
5-9%1.45026.01127.410
10-25%2.14149.7751.87
26-50%0.310030.51030.810
51-75%1.05817.51318.513
76-100%0.77116.41417.114
total5.824163.72169.52
BL/BS< 1%..0.8700.870
1-4%..0.41000.4100
5-9%..0.41000.4100
10-25%0.41005.2255.624
26-50%..5.7235.723
51-75%..3.3333.333
76-100%..4.5274.527
total0.410020.3520.75
FR< 1%..1.5491.549
1-4%..4.9264.926
5-9%..4.1294.129
10-25%..15.71315.713
26-50%..8.6198.619
51-75%..6.7226.722
76-100%..1.1571.157
total..42.6342.63
GE< 1%..0.51000.5100
1-4%......
5-9%..0.51000.5100
10-25%..0.9650.965
26-50%..0.51000.5100
51-75%..0.51000.5100
76-100%..0.41000.4100
total..3.1203.120
GL< 1%0.41001.5491.943
1-4%0.41002.3392.736
5-9%0.41002.3402.736
10-25%0.8703.1333.929
26-50%0.41002.3392.736
51-75%0.41001.5491.943
76-100%..1.5491.549
total2.73614.61017.37
GR< 1%0.310014.31514.715
1-4%2.83537.0939.88
5-9%0.77130.31031.010
10-25%2.14147.3849.37
26-50%0.77121.31222.012
51-75%..8.3208.320
76-100%..3.5313.531
total6.623162.02168.62
JU< 1%..0.8700.870
1-4%..1.2571.257
5-9%0.8701.9442.736
10-25%..11.31511.315
26-50%..5.4255.425
51-75%0.41006.6227.021
76-100%..5.5255.525
total1.25732.7333.93
LU< 1%..1.3491.349
1-4%..3.8283.828
5-9%..5.6225.622
10-25%..14.21314.213
26-50%..8.8178.817
51-75%..4.4254.425
76-100%..1.9401.940
total..40.0340.03
NE< 1%..0.31000.3100
1-4%..2.3372.337
5-9%..2.4372.437
10-25%..6.1216.121
26-50%..7.4187.418
51-75%..5.8225.822
76-100%..3.8273.827
total..28.2428.24
NW< 1%..0.8690.869
1-4%..1.5461.546
5-9%..1.2551.255
10-25%..1.5461.546
26-50%0.41001.2551.546
51-75%..0.41000.4100
76-100%..0.8690.869
total0.41007.3107.78
OW< 1%..0.41000.4100
1-4%..2.2392.239
5-9%0.41003.7294.127
10-25%..7.4187.418
26-50%..2.2392.239
51-75%0.41001.5491.943
76-100%..0.7700.770
total0.77018.3519.04
SG< 1%0.41004.0294.328
1-4%..5.4255.425
5-9%..8.3208.320
10-25%0.77015.51316.313
26-50%0.410010.11810.517
51-75%..6.1236.123
76-100%..3.3333.333
total1.45052.8454.24
SH< 1%..1.1561.156
1-4%..2.5342.534
5-9%..1.1561.156
10-25%..1.4481.448
26-50%..2.8322.832
51-75%..1.8421.842
76-100%..2.1382.138
total..12.8312.83
SO< 1%......
1-4%..1.5491.549
5-9%0.41004.2284.527
10-25%0.41006.4226.821
26-50%..5.3255.325
51-75%..4.9264.926
76-100%..8.7188.718
total0.87031.0431.83
SZ< 1%..1.4491.449
1-4%..4.3274.327
5-9%..5.4245.424
10-25%0.41008.7189.117
26-50%0.41005.8236.222
51-75%..1.4491.449
76-100%0.4100..0.4100
total1.15727.2528.35
TG< 1%..1.5431.543
1-4%..0.31000.3100
5-9%..1.2491.249
10-25%..3.9253.925
26-50%..6.0196.019
51-75%..4.3254.325
76-100%..4.2244.224
total..21.3321.33
TI< 1%..7.5217.521
1-4%1.15821.11222.212
5-9%2.14126.21128.310
10-25%2.93529.41032.39
26-50%1.45017.81319.213
51-75%..5.6255.625
76-100%0.41002.1412.537
total7.921109.83117.72
UR< 1%1.057..1.057
1-4%..1.0571.057
5-9%0.31002.0392.336
10-25%1.0574.6245.621
26-50%0.31005.1245.423
51-75%0.31001.7432.039
76-100%..0.7710.771
total3.03115.01118.09
VD< 1%..3.7313.731
1-4%..11.71711.717
5-9%..15.61415.614
10-25%0.87123.11223.811
26-50%..19.41319.413
51-75%..11.81711.817
76-100%..12.91612.916
total0.87198.1298.92
VS< 1%..6.2236.223
1-4%1.05822.71123.711
5-9%3.43120.61224.011
10-25%1.45031.2932.69
26-50%1.74414.71416.514
51-75%0.7714.1284.826
76-100%..1.4501.450
total8.220100.93109.13
ZG< 1%..0.9680.968
1-4%......
5-9%......
10-25%..1.7441.744
26-50%..1.7441.744
51-75%..0.41000.4100
76-100%..1.3531.353
total..6.066.06
ZH< 1%..1.1571.157
1-4%..2.8352.835
5-9%..2.8352.835
10-25%..10.61610.616
26-50%..7.4207.420
51-75%..12.71512.715
76-100%..13.81413.814
total..51.1251.12
Switzerland< 1%2.14156.7858.88
1-4%5.625155.24160.84
5-9%9.919169.54179.44
10-25%12.817310.63323.43
26-50%6.024202.84208.84
51-75%3.233121.35124.55
76-100%1.450105.05106.45
total41.091121.111162.11

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #165127/151509

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes) %± %± %± %± %± %±
inside perimeter< 1%......9.13.5..5.12.0
1-4%......12.14.025.17.713.83.2
5-9%44.516.6..12.511.724.35.321.87.324.24.0
10-25%44.416.6..12.511.730.35.734.38.431.04.3
26-50%....37.517.113.64.215.66.414.73.3
51-75%11.110.5100.0.25.015.37.63.3..7.82.5
76-100%....12.511.73.02.13.13.13.51.7
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%2.80.73.40.75.20.96.50.87.11.35.00.4
1-4%8.11.26.31.013.51.419.41.321.62.113.90.6
5-9%12.01.48.81.114.01.418.11.224.82.215.20.6
10-25%23.31.822.11.634.01.931.01.525.82.227.80.8
26-50%20.51.721.21.618.41.616.01.214.41.818.10.7
51-75%16.11.618.61.59.01.26.20.84.41.010.80.5
76-100%17.21.619.71.65.81.02.70.51.80.79.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%2.70.73.40.75.20.96.70.86.61.25.00.4
1-4%8.01.26.31.013.41.419.01.221.92.013.90.6
5-9%12.51.48.71.114.01.418.51.224.62.115.50.6
10-25%23.61.822.11.633.71.931.01.426.52.227.90.8
26-50%20.21.721.21.618.71.615.81.114.51.718.00.7
51-75%16.01.618.71.59.21.26.30.74.11.010.70.5
76-100%16.91.619.61.65.81.02.80.51.90.79.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165128/151510

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter< 1%......2.141..2.141
1-4%......2.8352.8355.625
5-9%1.550..0.41005.5252.5389.819
10-25%1.550..0.41006.9223.93012.617
26-50%....1.1583.1331.8456.024
51-75%0.41000.41000.7711.745..3.233
76-100%....0.41000.7710.41001.450
total3.3330.41002.93522.81211.41740.79
outside perimeter< 1%5.5267.72111.21822.5129.61956.48
1-4%16.11514.41528.81166.8729.010155.14
5-9%23.71220.01329.91062.4733.39169.44
10-25%46.0850.6772.46106.7534.79310.53
26-50%40.5948.5839.3954.9719.413202.54
51-75%31.81042.5819.11321.2135.924120.65
76-100%34.0945.0812.3179.4192.538103.15
total197.51228.81213.02343.92134.431117.61
total< 1%5.5267.72111.21824.5129.61958.58
1-4%16.11514.41528.81169.6631.910160.84
5-9%25.21120.01330.31067.9735.89179.24
10-25%47.5850.6772.86113.6538.68323.13
26-50%40.5948.5840.4958.0721.212208.54
51-75%32.11042.9819.81323.0125.924123.75
76-100%34.0945.0812.61610.1182.835104.55
total200.81229.11215.92366.71145.721158.21

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165129/151511

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigneddegree of cover of regeneration (7 classes) %± %± %± %± %± %± %±
inside perimeter< 1%....21.78.6..11.110.5..5.12.0
1-4%..5.65.44.34.312.56.733.315.725.17.713.83.2
5-9%39.915.522.29.88.75.941.810.111.110.521.87.324.14.0
10-25%40.115.533.311.134.89.916.67.633.315.734.38.431.14.3
26-50%..11.17.417.47.920.88.311.110.515.66.414.63.3
51-75%20.012.616.78.88.75.98.35.6....7.82.5
76-100%..11.17.44.34.3....3.13.13.51.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%3.10.52.90.77.71.46.11.49.01.47.11.35.00.4
1-4%7.10.713.31.514.51.922.52.421.22.121.62.113.90.6
5-9%10.20.915.41.515.11.920.42.416.81.924.82.215.10.6
10-25%22.71.236.02.128.62.430.92.730.52.325.82.227.80.8
26-50%20.91.217.71.620.42.214.62.114.31.814.41.818.10.7
51-75%17.51.19.51.38.01.54.11.25.81.24.41.010.80.5
76-100%18.51.15.10.95.71.21.40.72.30.81.80.79.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%3.10.52.80.78.51.45.71.39.01.46.61.25.00.4
1-4%7.10.713.11.413.81.821.72.321.52.121.92.013.90.6
5-9%10.50.915.61.514.71.822.02.316.71.924.62.115.50.6
10-25%22.81.235.92.029.02.329.92.630.62.326.52.227.90.8
26-50%20.71.217.51.620.32.115.12.014.31.714.51.718.00.7
51-75%17.51.19.71.28.01.44.41.25.71.24.11.010.70.5
76-100%18.41.15.30.95.61.21.30.62.20.71.90.79.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165130/151512

NFI3

forest area: ownership · site quality · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
ownership
publicprivatetotal
economic regionsite quality1000 ha± %1000 ha± %1000 ha± %
Western Juralow17.2104.71921.88
moderate20.898.11528.87
good45.3516.71062.04
very good31.0710.41341.46
total114.3239.76154.01
Eastern Juralow4.5201.2405.618
moderate......
good10.5124.12114.610
very good22.474.71927.06
total37.349.91347.22
Western Plateaulow1.5350.4711.931
moderate2.2280.21002.427
good8.8136.51615.310
very good19.989.91329.86
total32.4517.0949.43
Central Plateaulow2.0291.0413.023
moderate0.558..0.558
good8.1149.51317.59
very good26.0722.6748.64
total36.6533.0669.62
Eastern Plateaulow1.5350.4711.831
moderate0.21000.21000.471
good16.11013.21129.47
very good48.6530.8779.43
total66.3444.65110.91
Western Pre-Alpslow3.3231.7335.018
moderate9.51312.81122.47
good10.3124.42014.710
very good2.2281.3373.522
total25.4620.2845.53
Central Pre-Alpslow10.8127.91518.79
moderate7.2157.41514.610
good23.2829.1752.34
very good4.1219.51313.711
total45.3553.9499.22
Eastern Pre-Alpslow4.7191.8316.516
moderate8.8134.61913.411
good20.6823.2743.84
very good5.3184.91810.212
total39.4534.5673.92
Northwestern Alpslow8.1146.11614.210
moderate9.71320.1829.96
good5.2189.01314.210
very good1.4351.3382.725
total24.5736.5561.03
Central Alpslow6.2161.7337.914
moderate4.0211.1405.118
good9.8123.02412.810
very good0.9440.9441.931
total20.976.81527.65
Northeastern Alpslow6.5150.3716.815
moderate7.3141.4358.713
good9.9121.04010.911
very good2.7241.4354.120
total26.454.11930.44
Southwestern Alpslow19.194.41923.68
moderate64.0417.8981.73
good2.4271.7314.120
very good0.7501.2381.930
total86.2325.18111.32
Southeastern Alpslow29.374.02133.37
moderate74.9413.81188.73
good15.6105.11820.79
very good......
total119.8222.98142.82
Southern Alpslow9.6130.21009.813
moderate64.247.11671.34
good43.1626.1869.24
very good0.4710.9451.238
total117.3234.36151.62
Switzerlandlow124.3435.77159.93
moderate273.4294.54367.82
good228.83152.63381.42
very good165.6399.74265.32
total792.01382.421174.41

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165515/151897

NFI3

forest area: size of managed unit · biogeographical region
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
size of managed unit %± %± %± %± %± %± %±
< 3 ha8.70.925.71.214.80.813.51.36.40.917.11.115.30.4
4-10 ha7.30.812.80.911.10.72.00.64.30.70.80.37.80.3
11-30 ha8.70.95.00.68.80.62.90.71.70.50.70.25.50.3
31-100 ha8.20.810.50.88.80.64.00.81.90.51.60.46.80.3
101-300 ha14.61.116.31.010.70.76.81.06.10.87.40.811.10.4
301-1000 ha33.01.422.71.126.10.935.71.920.31.420.51.225.80.5
1001-3000 ha19.31.25.30.615.80.831.51.852.51.834.41.422.30.5
> 3000 ha0.30.21.80.34.00.43.40.76.70.917.51.25.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165516/151898

NFI3

forest area: size of managed unit · biogeographical region
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
size of managed unit1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
< 3 ha17.01066.3557.1514.8109.11431.97196.33
4-10 ha14.31133.1742.962.2286.1171.633100.24
11-30 ha17.01012.91234.073.2232.4271.23870.85
31-100 ha16.11027.0834.074.4192.6263.02487.24
101-300 ha28.6742.0641.567.5158.71413.811142.13
301-1000 ha64.7458.75100.8439.2628.6738.46330.32
1001-3000 ha37.8613.61160.9534.6674.0464.44285.42
> 3000 ha0.5584.61915.6113.7219.51332.8766.85
total196.11258.21386.91109.72141.01187.211279.10

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #165517/151899
NFI3
forest area: size of managed unit · forest district (as of 2013)
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI3
state 2004/06
size of managed unit
< 3 ha4-10 ha11-30 ha31-100 ha101-300 ha301-1000 ha1001-3000 ha> 3000 hatotal
forest district (as of 2013) %± %± %± %± %± %± %± %± %±
lakes.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0
AG0129.85.03.62.04.82.38.33.014.33.838.15.31.21.2.0.0100.0.
AG0218.65.15.12.9.0.013.64.544.16.418.65.1.0.0.0.0100.0.
AG037.83.8.0.0.0.03.92.733.36.654.96.9.0.0.0.0100.0.
AG0414.34.2.0.0.0.02.92.030.05.552.95.9.0.0.0.0100.0.
AI0131.98.019.96.82.82.819.96.817.06.48.54.8.0.0.0.0100.0.
AR0134.16.826.16.38.03.88.03.815.95.24.02.84.02.8.0.0100.0.
BE0114.92.74.21.53.81.49.52.219.53.044.13.83.51.40.60.6100.0.
BE0222.43.214.92.816.32.918.83.120.83.21.41.02.41.23.01.3100.0.
BE0318.43.58.02.48.02.415.23.216.83.417.63.415.23.20.80.8100.0.
BE0419.23.934.64.723.24.111.53.11.81.33.91.93.91.91.91.4100.0.
BE0524.24.413.73.56.32.54.22.19.53.010.53.24.22.127.34.6100.0.
BE0629.14.226.54.12.61.56.82.317.93.57.72.59.42.7.0.0100.0.
BE0712.03.320.04.07.12.65.02.28.02.723.04.217.03.88.02.7100.0.
BE087.82.36.42.14.31.73.61.68.62.455.74.213.62.9.0.0100.0.
BSL0115.47.23.83.811.56.4.0.0.0.050.09.819.27.8.0.0100.0.
BSL0214.96.3.0.0.0.012.66.031.58.325.27.815.86.5.0.0100.0.
BSL0311.44.86.83.82.32.311.14.725.16.638.87.44.63.2.0.0100.0.
BSL04.0.0.0.0.0.0100.0..0.0.0.0.0.0.0.0100.0.
FR0114.46.73.63.67.25.0.0.03.63.671.38.7.0.0.0.0100.0.
FR0219.56.222.06.522.06.5.0.012.25.212.25.212.25.2.0.0100.0.
FR035.73.215.45.415.05.36.63.72.22.250.77.3.0.04.43.1100.0.
FR049.54.614.35.52.42.47.14.011.95.054.97.7.0.0.0.0100.0.
FR0527.36.79.14.46.83.811.44.84.53.236.47.3.0.04.53.2100.0.
FR0634.27.72.62.62.62.610.55.018.46.321.16.710.55.0.0.0100.0.
GE0122.412.28.68.6.0.08.68.6.0.0.0.060.414.6.0.0100.0.
GL016.52.24.01.80.80.81.61.110.62.854.44.522.13.8.0.0100.0.
GR017.82.214.22.83.91.54.01.61.30.933.63.835.23.9.0.0100.0.
GR026.62.20.80.80.80.8.0.00.80.828.24.462.84.7.0.0100.0.
GR0313.82.53.11.25.11.61.50.97.71.928.63.240.23.4.0.0100.0.
GR048.01.43.10.90.60.42.20.84.01.021.82.248.42.611.91.7100.0.
GR052.20.81.60.70.90.50.60.47.01.415.42.061.42.710.91.7100.0.
JU019.02.19.02.120.62.99.52.118.02.829.63.34.21.5.0.0100.0.
LU0125.06.34.22.98.44.08.34.016.65.435.47.02.12.1.0.0100.0.
LU0240.05.130.44.76.52.68.42.99.43.03.11.82.11.5.0.0100.0.
LU0317.33.726.94.426.04.312.53.34.82.15.82.36.72.5.0.0100.0.
NE017.85.33.83.83.83.826.98.823.18.434.69.4.0.0.0.0100.0.
NE035.15.125.310.05.15.15.15.120.39.234.110.85.15.1.0.0100.0.
NE047.45.118.47.518.87.729.89.011.06.114.76.9.0.0.0.0100.0.
NE059.54.640.57.638.17.57.14.02.42.42.42.4.0.0.0.0100.0.
NE06.0.010.34.412.24.722.56.030.56.620.35.84.12.8.0.0100.0.
NW0114.05.37.03.97.03.97.03.930.07.135.07.3.0.0.0.0100.0.
OW012.42.4.0.07.14.0.0.0.0.07.14.054.87.628.67.0100.0.
OW0211.33.85.62.714.04.119.84.84.22.419.74.814.04.111.33.8100.0.
SG0151.07.111.84.52.02.09.84.23.92.79.84.211.84.5.0.0100.0.
SG0220.75.9.0.0.0.06.33.612.34.860.77.1.0.0.0.0100.0.
SG036.52.43.71.86.82.57.52.511.23.048.25.016.13.6.0.0100.0.
SG0421.36.06.43.64.33.010.64.58.54.129.86.719.15.8.0.0100.0.
SG0527.94.825.44.613.23.613.53.611.03.38.93.0.0.0.0.0100.0.
SH0112.54.2.0.0.0.04.72.715.64.657.86.19.43.7.0.0100.0.
SO017.53.64.12.9.0.07.53.629.96.339.76.811.24.3.0.0100.0.
SO0213.05.0.0.04.33.0.0.04.33.028.36.750.07.3.0.0100.0.
SO035.43.8.0.0.0.016.26.121.66.835.17.921.66.8.0.0100.0.
SO043.92.713.84.911.74.5.0.0.0.033.26.637.36.8.0.0100.0.
SZ0117.94.77.53.33.12.214.94.413.84.321.55.12.92.018.44.8100.0.
SZ0210.33.713.34.1.0.04.42.516.24.514.74.38.83.432.35.7100.0.
SZ0316.76.35.63.941.78.327.87.58.34.7.0.0.0.0.0.0100.0.
TG0119.76.321.96.57.34.14.93.414.65.631.67.3.0.0.0.0100.0.
TG0250.07.74.83.37.14.04.83.37.14.026.16.8.0.0.0.0100.0.
TG0329.46.916.45.72.32.313.65.222.66.315.85.5.0.0.0.0100.0.
TI0110.74.2.0.0.0.0.0.019.65.328.66.139.36.61.81.8100.0.
TI021.71.2.0.0.0.00.90.910.32.8.0.018.43.568.84.3100.0.
TI0312.73.8.0.0.0.02.61.85.02.517.84.38.93.253.15.4100.0.
TI049.83.11.11.11.11.12.21.55.52.419.24.042.85.118.44.0100.0.
TI0549.05.8.0.0.0.01.41.4.0.0.0.020.74.828.95.4100.0.
TI0656.35.31.21.22.31.63.52.024.84.711.93.5.0.0.0.0100.0.
TI0710.52.4.0.0.0.0.0.0.0.025.73.563.23.80.60.6100.0.
TI0813.94.11.41.4.0.02.81.911.13.729.35.441.65.8.0.0100.0.
TI0921.63.90.90.9.0.02.71.54.52.042.54.727.84.2.0.0100.0.
UR018.64.88.54.75.74.0.0.08.64.845.78.522.97.2.0.0100.0.
UR028.76.08.76.04.44.4.0.0.0.0.0.078.28.8.0.0100.0.
UR035.42.61.41.4.0.01.41.41.41.4.0.069.06.221.55.6100.0.
UR04.0.0.0.0.0.0.0.0100.0..0.0.0.0.0.0100.0.
VD0214.95.28.54.12.12.1.0.0.0.042.57.331.96.9.0.0100.0.
VD0320.55.88.13.9.0.0.0.010.24.318.35.542.97.1.0.0100.0.
VD0414.34.423.85.46.43.13.22.29.53.736.56.16.33.1.0.0100.0.
VD0523.47.8.0.010.05.616.76.916.36.830.18.53.33.3.0.0100.0.
VD0623.112.1.0.07.77.723.112.115.410.47.77.723.112.1.0.0100.0.
VD0716.17.54.04.012.16.616.17.551.710.2.0.0.0.0.0.0100.0.
VD0829.47.92.92.95.94.138.28.423.57.3.0.0.0.0.0.0100.0.
VD093.63.63.63.6.0.07.25.035.99.132.38.910.86.06.74.6100.0.
VD1010.35.7.0.0.0.03.43.410.35.713.86.562.18.9.0.0100.0.
VD118.33.61.71.73.32.39.93.93.32.313.34.460.26.3.0.0100.0.
VD127.74.32.62.65.13.610.34.910.34.946.38.017.66.1.0.0100.0.
VD149.24.4.0.0.0.04.63.22.32.39.24.474.66.7.0.0100.0.
VD1511.95.04.83.32.42.49.54.616.85.835.67.419.06.1.0.0100.0.
VD1622.210.05.65.5.0.016.79.05.65.544.411.95.65.5.0.0100.0.
VD1815.18.2.0.0.0.05.05.015.18.264.810.9.0.0.0.0100.0.
VD20.0.0.0.0.0.0.0.0.0.0.0.0100.0..0.0100.0.
VD2231.211.76.36.318.810.025.011.118.810.0.0.0.0.0.0.0100.0.
VS0115.52.12.60.94.31.25.31.310.31.838.72.823.32.4.0.0100.0.
VS0214.62.61.80.93.21.34.71.55.51.732.63.537.73.6.0.0100.0.
VS0312.52.12.10.90.80.62.71.12.21.031.13.039.33.29.31.9100.0.
ZG0111.85.614.76.18.84.92.92.92.92.938.28.420.67.0.0.0100.0.
ZH0110.35.710.35.73.43.413.86.517.27.124.18.020.77.6.0.0100.0.
ZH0228.27.27.74.32.62.65.13.67.74.348.78.0.0.0.0.0100.0.
ZH0327.96.427.96.414.15.022.15.9.0.08.03.9.0.0.0.0100.0.
ZH0421.35.516.14.916.14.925.05.88.93.85.43.07.23.5.0.0100.0.
ZH0515.66.59.45.2.0.012.55.950.08.812.55.9.0.0.0.0100.0.
ZH0622.28.122.28.1.0.014.86.925.98.514.86.9.0.0.0.0100.0.
ZH073.03.012.15.76.14.23.03.018.26.851.58.73.03.03.03.0100.0.
overall15.20.47.80.35.50.36.80.311.10.425.90.522.40.45.30.2100.0.

calculated by unit of reference: forest district (as of 2013)

© WSL, Swiss National Forest Inventory, 16.04.2015 #165518/151900
NFI3
forest area: size of managed unit · forest district (as of 2013)
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI3
state 2004/06
size of managed unit
< 3 ha4-10 ha11-30 ha31-100 ha101-300 ha301-1000 ha1001-3000 ha> 3000 hatotal
forest district (as of 2013)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
lakes..................
AG014.7170.6570.8491.3362.3276.0140.2100..15.93
AG021.9280.557..1.4334.5151.928....10.15
AG030.849....0.4703.3205.413....9.84
AG041.930....0.4704.0197.012....13.24
AI011.7271.1350.21001.1350.9380.556....5.47
AR012.8212.2250.7490.7491.3330.3700.370..8.26
BE014.7191.3371.2373.0236.21613.991.1400.210031.63
BE026.8144.5194.9185.7176.3150.4710.7500.94430.23
BE034.0191.8311.8313.3223.7203.9203.3210.210021.93
BE043.8216.9144.6182.3280.4710.8490.8490.47019.94
BE053.8192.1261.0400.7491.5321.6300.7494.31715.74
BE065.9155.3160.5571.4343.6201.6321.929..20.23
BE072.0273.3201.2370.8441.3343.9192.8221.33416.84
BE082.0291.6321.1400.9442.22814.083.421..25.13
BSL010.8470.21000.656....2.5211.041..5.07
BSL021.043....0.9482.2271.7311.142..6.86
BSL031.0430.6560.21000.9442.1273.3200.470..8.56
BSL04......0.5.........0.5.
FR010.8470.21000.469..0.21003.914....5.56
FR021.5321.7301.730..0.9430.9430.943..7.75
FR030.5581.5351.4360.6560.21004.815..0.4709.55
FR040.7491.1390.21000.6570.9434.315....7.87
FR051.8250.6480.4570.7430.3702.421..0.3706.56
FR062.3230.21000.21000.7481.2351.4320.748..6.66
GE010.8570.3100..0.3100....2.125..3.49
GL011.4340.8440.21000.3702.22711.594.718..21.23
GR012.1283.8201.0401.1400.4718.9129.412..26.63
GR021.4340.21000.2100..0.21006.21613.88..22.03
GR034.5181.0401.7310.5572.5259.31213.19..32.53
GR045.0182.0300.4711.4352.52613.61030.367.51462.52
GR051.2380.9440.5580.4714.0208.81335.156.21657.22
JU013.0233.0236.9143.2236.01610.0121.435..33.63
LU012.1260.3700.7490.7481.4333.0210.2100..8.46
LU026.1134.6161.0401.3341.4320.5570.370..15.24
LU033.2225.0174.8172.3260.9441.1401.237..18.54
NE010.3710.21000.21001.2331.0381.527....4.57
NE030.21001.1400.21000.21000.9461.5330.2100..4.57
NE040.4690.9410.9431.4320.5550.747....4.88
NE050.7493.0192.8200.5560.21000.2100....7.46
NE06..0.9441.0391.9282.5221.7290.370..8.35
NW011.2380.6560.6560.6562.5242.921....8.45
OW010.2100..0.656....0.6564.4142.3258.04
OW021.4340.7491.7292.4250.5572.4251.7291.43412.45
SG014.6151.1390.21000.9430.4700.9431.139..9.06
SG022.029....0.6571.2395.813....9.56
SG031.1370.7491.2371.3342.0278.4112.823..17.44
SG041.8290.5570.4700.9430.7482.5231.631..8.45
SG054.2183.9182.0272.1281.7301.434....15.25
SH011.633....0.6571.9297.2111.239..12.44
SO010.7490.471..0.7492.6213.5181.039..8.76
SO021.139..0.470..0.4702.3244.115..8.34
SO030.470....1.1381.5322.4231.532..6.95
SO040.3701.2361.039....3.0203.319..8.95
SZ012.3271.0440.4701.9301.8312.7240.4712.42612.85
SZ021.2371.632..0.5571.9281.8291.1393.91811.94
SZ031.1380.4702.6211.8270.556......6.36
TG011.3331.5300.5560.3701.0382.224....6.86
TG023.8160.4700.5560.4700.5562.028....7.56
TG032.0241.1360.21000.9381.6281.135....6.96
TI011.139......2.0272.9223.9180.210010.05
TI020.370....0.21002.027..3.71913.7719.94
TI031.830....0.4700.7492.6251.3377.71114.44
TI041.6320.21000.21000.4700.9443.2217.1133.12216.74
TI056.912....0.2100....2.9234.11914.13
TI068.0100.21000.3700.5573.5191.730....14.23
TI072.923........7.11417.560.210027.73
TI081.8300.2100..0.4701.4343.8195.414..12.93
TI094.1180.2100..0.5570.8448.0125.215..18.83
UR010.5560.5570.470..0.5562.9201.532..6.47
UR020.4690.4690.2100......3.414..4.38
UR030.6480.2100..0.21000.2100..8.2102.62711.95
UR04........2.016......2.016
VD021.2350.7480.2100....3.6182.723..8.46
VD031.7290.748....0.8431.5313.618..8.35
VD041.6322.6230.7490.4701.1394.1170.749..11.15
VD051.434..0.6561.0421.0431.8290.2100..6.08
VD060.853..0.31000.8530.6680.31000.853..3.68
VD070.8470.21000.6550.8472.621......5.06
VD081.5280.21000.3702.0231.232......5.27
VD090.21000.2100..0.4691.9261.7280.6560.4715.46
VD100.556....0.21000.5560.6472.815..4.66
VD111.0430.21000.4701.2390.4701.6337.312..12.14
VD120.6560.21000.4700.8480.8483.5181.336..7.55
VD140.648....0.3700.21000.6485.011..6.76
VD150.8430.3700.21000.7481.2362.5211.432..7.16
VD160.8460.2100..0.6540.21001.6280.2100..3.57
VD180.555....0.21000.5552.321....3.511
VD20............1.64..1.67
VD220.9420.21000.5530.7470.553......2.913
VS018.2141.4352.3272.8255.41720.4812.211..52.62
VS024.4180.6471.0411.4331.6319.81111.410..30.23
VS035.1170.9450.3711.1400.94512.61016.093.82040.63
ZG010.7480.9430.5560.21000.21002.3231.234..6.07
ZH010.5560.5560.21000.7480.9421.3341.138..5.28
ZH021.8260.5560.21000.3700.5563.217....6.56
ZH032.7242.7241.4362.127..0.849....9.76
ZH042.3271.7311.7312.7241.0430.6570.849..10.84
ZH050.9420.556..0.7482.9190.748....5.86
ZH061.3371.337..0.9471.5330.947....5.85
ZH070.21000.7480.4700.21001.1383.0180.21000.21005.86
overall195.0399.2470.7587.44142.23330.92286.6267.341279.40

calculated by unit of reference: forest district (as of 2013)

© WSL, Swiss National Forest Inventory, 16.04.2015 #165519/151901

NFI3

forest area: size of managed unit · canton
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI3
state 2004/06
size of managed unit
< 3 ha4-10 ha11-30 ha31-100 ha101-300 ha301-1000 ha1001-3000 ha> 3000 hatotal
canton %± %± %± %± %± %± %± %± %±
AG18.92.42.30.91.50.87.21.628.82.840.93.00.40.4..100.0.
AI31.98.019.96.82.82.819.96.817.06.48.54.8....100.0.
AR34.16.826.16.38.03.88.03.815.95.24.02.84.02.8..100.0.
BE18.21.214.81.18.80.99.90.913.91.121.91.38.20.94.20.6100.0.
BL/BS13.53.43.91.93.91.99.62.920.54.037.04.711.73.2..100.0.
FR18.42.511.72.19.61.96.31.68.81.839.83.23.81.21.70.8100.0.
GE22.412.28.68.6..8.68.6....60.414.6..100.0.
GL6.52.24.11.80.80.81.61.110.62.854.44.522.03.8..100.0.
GR7.20.83.90.61.90.41.60.44.70.623.51.250.21.56.90.7100.0.
JU9.02.19.02.120.62.99.52.118.02.829.63.34.21.5..100.0.
LU27.62.823.82.715.02.310.11.98.91.810.52.04.01.3..100.0.
NE5.51.820.13.117.73.018.33.017.73.018.93.11.81.0..100.0.
NW14.05.37.03.97.03.97.03.930.07.135.07.3....100.0.
OW7.92.53.51.711.53.012.43.12.71.515.03.429.24.317.73.6100.0.
SG22.92.310.61.76.51.39.71.610.01.631.22.59.11.6..100.0.
SH12.54.2....4.72.715.64.657.86.19.43.7..100.0.
SO7.51.94.91.64.31.55.31.613.92.534.23.530.03.4..100.0.
SZ14.72.79.42.210.02.313.52.613.52.614.22.74.71.620.03.1100.0.
TG33.04.214.23.15.52.07.92.414.93.224.53.8....100.0.
TI19.21.30.50.20.40.21.70.47.80.919.81.431.51.619.21.3100.0.
UR6.92.24.51.82.31.30.80.811.42.812.22.952.74.49.22.5100.0.
VD14.71.55.71.03.90.89.61.212.91.425.01.827.91.90.30.2100.0.
VS14.41.32.40.62.90.64.30.86.40.934.71.832.11.73.00.6100.0.
ZG11.85.614.76.18.84.92.92.92.92.938.28.420.67.0..100.0.
ZH19.52.415.82.27.51.615.02.215.82.221.82.54.11.20.40.4100.0.
Switzerland15.30.47.80.35.50.36.80.311.20.425.90.522.30.55.20.3100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #165520/151902
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