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NFI3

forest area: stand stability · regeneration cover · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %±
critical< 1%..............
1-9%....2.92.02.82.8..1.61.61.90.9
10-25%5.04.9..2.92.0......1.40.8
26-50%....1.51.5......0.50.5
51-75%....1.51.5......0.50.5
76-100%....1.51.5......0.50.5
total5.04.9..10.33.72.82.8..1.61.64.81.5
less stable< 1%....2.92.0..5.04.9..1.40.8
1-9%15.08.0..22.15.021.66.815.08.014.14.418.02.6
10-25%15.08.0..8.83.410.85.110.06.711.03.910.42.1
26-50%..50.035.45.92.910.85.15.04.96.33.06.61.7
51-75%....7.33.22.72.79.86.64.72.65.21.5
76-100%....4.42.5....1.61.61.90.9
total30.010.350.035.451.56.145.98.244.911.137.66.143.63.4
stable< 1%10.06.7..1.51.5....1.61.61.91.0
1-9%14.97.9..7.43.221.66.815.18.025.15.416.52.6
10-25%15.08.0..8.83.413.55.620.09.025.05.416.12.5
26-50%10.06.7..11.83.910.85.120.09.04.42.59.92.0
51-75%10.06.750.035.47.43.22.72.7..3.12.25.31.5
76-100%5.04.9..1.51.52.72.7..1.61.61.90.9
total64.910.750.035.438.25.951.38.255.111.160.96.151.63.4
total< 1%10.06.7..4.42.5..5.04.91.61.63.41.3
1-9%29.910.2..32.45.746.08.230.110.340.86.136.53.3
10-25%35.110.7..20.64.924.37.030.010.336.06.028.03.1
26-50%10.06.750.035.419.14.821.66.825.09.710.63.816.92.6
51-75%10.06.750.035.416.24.55.43.79.86.67.83.410.92.2
76-100%5.04.9..7.43.22.72.7..3.12.24.31.4
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 #168334/154717

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
slope (20% classes)altitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 20%above 1800 m..............
1401-1800 m..............
1001-1400 m........0.4100..0.4100
601-1000 m..............
to 600 m..............
total........0.4100..0.4100
21-40 %above 1800 m..0.4100..2.73201.41410.72005.2253
1401-1800 m..1.13000.72009.61874.62363.520819.5123
1001-1400 m3.61986.12484.82366.52143.92704.319329.2102
601-1000 m15.01846.52339.31614.82444.22796.424546.275
to 600 m5.42830.41001.01711.4271..6.424414.5152
total24.013814.414615.912425.010414.114221.3133114.649
over 100%above 1800 m..............
1401-1800 m..0.4100..0.3100..0.41001.158
1001-1400 m........0.41000.41000.771
601-1000 m..0.41000.3100....0.41001.158
to 600 m..............
total..0.7710.31000.31000.41001.1582.835
totalabove 1800 m..0.4100..2.7351.4500.7715.226
1401-1800 m..1.4500.7719.9184.6273.93020.613
1001-1400 m3.6326.1244.8266.5224.6274.62730.211
601-1000 m15.0156.9239.7184.8264.2286.72247.38
to 600 m5.4260.41001.0581.450..6.42314.515
total24.01215.11516.21425.41014.81522.312117.85

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168335/154718

NFI3

forest area: stand stability · regeneration cover · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%..............
1-9%....0.4710.2100..0.21000.750
10-25%0.2100..0.471......0.558
26-50%....0.2100......0.2100
51-75%....0.2100......0.2100
76-100%....0.2100......0.2100
total0.2100..1.2380.2100..0.21001.832
less stable< 1%....0.471..0.2100..0.558
1-9%0.558..2.7261.4350.5581.6336.716
10-25%0.558..1.1410.7500.4711.2383.921
26-50%..0.21000.7500.7500.21000.7502.527
51-75%....0.9450.21000.3710.5581.930
76-100%....0.558....0.21000.750
total1.1410.21006.2172.9241.6334.22016.210
stable< 1%0.471..0.2100....0.21000.750
1-9%0.558..0.9451.4350.5582.8256.117
10-25%0.558..1.1410.9450.7502.8256.017
26-50%0.471..1.4350.7500.7500.5583.722
51-75%0.4710.21000.9450.2100..0.4712.030
76-100%0.2100..0.21000.2100..0.21000.750
total2.4280.21004.6193.2231.9306.91619.29
total< 1%0.471..0.558..0.21000.21001.338
1-9%1.141..3.9212.9241.1414.61913.611
10-25%1.338..2.5271.5331.1414.12110.413
26-50%0.4710.21002.3281.4350.9451.2386.317
51-75%0.4710.21002.0300.3710.3710.9454.121
76-100%0.2100..0.9450.2100..0.4711.633
total3.6220.47112.1126.3163.52211.31237.27

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168336/154719

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
slope (20% classes)
to 20%21-40 %over 100%total
economic regionaltitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraabove 1800 m........
1401-1800 m........
1001-1400 m..3.2202..3.233
601-1000 m..10.3201..10.318
to 600 m..1.1171..1.158
total..14.6184..14.615
Eastern Juraabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m..0.8200..0.870
to 600 m..3.2137..3.234
total..4.0105..4.030
Western Plateauabove 1800 m........
1401-1800 m........
1001-1400 m..0.4100..0.4100
601-1000 m..0.4100..0.4100
to 600 m........
total..0.870..0.870
Central Plateauabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m..1.9250..1.940
to 600 m..0.9300..0.957
total..2.8185..2.833
Eastern Plateauabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m..1.4158..1.450
to 600 m..0.4100..0.4100
total..1.8258..1.844
Western Pre-Alpsabove 1800 m........
1401-1800 m..0.4100..0.4100
1001-1400 m..1.5157..1.549
601-1000 m..1.1570.41001.549
to 600 m........
total..3.02400.41003.332
Central Pre-Alpsabove 1800 m........
1401-1800 m....0.41000.4100
1001-1400 m..0.7200..0.771
601-1000 m..2.5199..2.537
to 600 m........
total..3.22860.41003.631
Eastern Pre-Alpsabove 1800 m........
1401-1800 m........
1001-1400 m..1.8371..1.844
601-1000 m..5.7213..5.724
to 600 m..0.4100..0.4100
total..7.9177..7.920
Northwestern Alpsabove 1800 m..0.4100..0.4100
1401-1800 m..0.7200..0.771
1001-1400 m..3.9165..3.930
601-1000 m..2.9344..2.935
to 600 m..0.4100..0.4100
total..8.2214..8.220
Central Alpsabove 1800 m........
1401-1800 m..0.3100..0.3100
1001-1400 m..1.7149..1.744
601-1000 m..1.449..1.449
to 600 m..0.770..0.770
total..4.1230..4.127
Northeastern Alpsabove 1800 m........
1401-1800 m..0.4100..0.4100
1001-1400 m..1.4270..1.449
601-1000 m..2.52200.41002.934
to 600 m........
total..4.31650.41004.726
Southwestern Alpsabove 1800 m..2.7320..2.735
1401-1800 m..9.61870.31009.918
1001-1400 m..6.5214..6.522
601-1000 m..4.8244..4.826
to 600 m..1.4271..1.450
total..25.01040.310025.410
Southeastern Alpsabove 1800 m..1.4141..1.450
1401-1800 m..4.6236..4.627
1001-1400 m0.41003.92700.41004.627
601-1000 m..4.2279..4.228
to 600 m........
total0.410014.11420.410014.815
Southern Alpsabove 1800 m..0.7200..0.771
1401-1800 m..3.52080.41003.930
1001-1400 m..4.31930.41004.627
601-1000 m..6.42450.41006.722
to 600 m..6.4244..6.423
total..21.31331.15822.312
Switzerlandabove 1800 m..5.2253..5.226
1401-1800 m..19.51231.15820.613
1001-1400 m0.410029.31010.77130.411
601-1000 m..46.3751.15847.48
to 600 m..14.7152..14.715
total0.4100115.0482.835118.25

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168337/154720

NFI4b

forest area: stand stability · regeneration cover · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %±
critical< 1%....2.11.5....1.61.60.90.5
1-9%....2.11.56.02.9..1.61.62.10.8
10-25%1.81.8..3.21.81.51.5..4.72.62.40.8
26-50%......3.02.1....0.60.4
51-75%......1.51.5....0.30.3
76-100%......1.51.5....0.30.3
total1.81.8..7.52.713.44.2..7.83.46.51.3
less stable< 1%..5.35.13.21.8..5.43.71.61.62.10.8
1-9%9.13.910.57.012.93.525.45.318.96.423.45.317.22.1
10-25%16.45.010.57.020.44.27.53.216.26.114.14.315.02.0
26-50%5.53.15.35.13.21.816.44.5..9.43.67.11.4
51-75%1.81.815.88.41.11.1..2.72.7..1.80.7
76-100%5.53.15.35.12.11.5......1.80.7
total38.26.652.611.543.05.149.36.143.28.248.46.245.02.7
stable< 1%1.81.8..3.21.81.51.52.72.74.72.62.70.9
1-9%14.54.815.88.415.13.716.44.524.37.125.05.418.22.1
10-25%3.62.55.35.111.83.313.44.218.96.410.93.911.01.7
26-50%16.45.021.19.46.42.54.52.52.72.73.12.27.51.4
51-75%9.13.9..7.52.71.51.58.14.5..4.81.2
76-100%14.54.85.35.15.42.3......4.21.1
total60.06.647.411.549.55.237.35.956.88.243.86.248.52.7
total< 1%1.81.85.35.18.62.91.51.58.14.57.83.45.71.3
1-9%23.65.726.310.130.14.847.86.143.28.250.06.337.52.6
10-25%21.85.615.88.435.55.022.45.135.17.929.75.728.42.5
26-50%21.85.626.310.19.73.123.95.22.72.712.54.115.22.0
51-75%10.94.215.88.48.62.93.02.110.85.1..6.91.4
76-100%20.05.410.57.07.52.71.51.5....6.31.3
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 #168338/154721

NFI3

forest area: stand stability · regeneration cover · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
critical< 1%....................................................
1-9%......4.03.9....................14.313.2........2.22.2....2.82.7....1.90.9
10-25%......4.03.9......8.38.0........33.327.5........................1.50.8
26-50%........................................5.95.7........0.50.5
51-75%..............8.38.0..................................0.50.5
76-100%..........................33.327.3......................0.50.5
total......8.05.4......16.710.8........33.327.533.327.314.313.2........2.22.25.95.7..2.82.7....4.81.5
less stable< 1%..............8.38.02.62.5......................5.95.7........1.40.8
1-9%......16.07.3......25.012.515.45.816.715.2....33.327.533.327.3....25.021.7....13.15.029.411.150.025.021.06.6....18.12.7
10-25%......8.05.450.035.5....8.38.010.34.916.715.2....33.327.5............10.94.617.69.3..10.55.0....10.62.1
26-50%......12.06.5..100.0...8.38.05.13.5....................6.53.7....10.55.0....6.61.7
51-75%......8.05.4........4.93.4................66.727.3..6.53.75.95.7..2.62.6....5.21.5
76-100%......4.03.9......8.38.0............14.313.2........2.22.2..........1.90.9
total......48.010.050.035.5100.0...58.314.238.37.833.319.3....66.727.433.327.314.313.2..25.021.766.727.3..39.37.258.811.950.025.044.78.1....43.73.4
stable< 1%......8.05.4..............100.0...............2.32.2..........1.91.0
1-9%......4.03.9......8.38.020.66.516.715.2........42.918.7........26.26.5..25.021.721.06.6....16.42.5
10-25%......8.05.4......8.38.025.77.016.715.2............50.025.0....21.86.15.95.725.021.715.85.9....16.02.5
26-50%......16.07.350.035.5......10.34.916.715.2........14.313.2....33.327.3..6.13.511.87.8..10.55.0....9.92.1
51-75%......4.03.9......8.38.05.13.516.715.2......33.327.314.313.2..........17.69.3..2.62.6....5.31.5
76-100%......4.03.9........................25.021.7....2.22.2....2.62.6....1.90.9
total......44.09.950.035.5....25.012.561.77.866.719.3..100.0...33.327.371.417.1..75.021.733.327.3..58.67.335.311.650.025.052.68.1....51.53.4
total< 1%......8.05.4......8.38.02.62.5....100.0...............2.32.25.95.7........3.41.2
1-9%......24.08.5......33.313.636.07.733.319.3....33.327.533.327.357.118.7..25.021.7....41.47.329.411.175.021.744.88.1....36.43.3
10-25%......20.08.050.035.5....25.012.535.97.733.319.3....66.727.4......50.025.0....32.76.923.510.325.021.726.37.1....28.03.1
26-50%......28.09.050.035.5100.0...8.38.015.45.816.715.2........14.313.2....33.327.3..12.74.917.69.3..21.06.6....17.02.6
51-75%......12.06.5......16.710.810.14.816.715.2......33.327.314.313.2....66.727.3..6.53.723.510.3..5.33.6....11.02.2
76-100%......8.05.4......8.38.0..........33.327.314.313.2..25.021.7....4.43.0....2.62.6....4.21.4
total......100.0.100.0.100.0...100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #168339/154722

NFI4b

forest area: stand stability · regeneration cover · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%....0.771....0.41001.158
1-9%....0.7711.450..0.41002.438
10-25%0.4100..1.1580.3100..1.1582.835
26-50%......0.771....0.771
51-75%......0.3100....0.3100
76-100%......0.3100....0.3100
total0.4100..2.5383.133..1.8457.721
less stable< 1%..0.41001.158..0.7710.41002.538
1-9%1.8450.7714.3295.8242.5375.32520.413
10-25%3.2330.7716.7231.7442.1413.23317.714
26-50%1.1580.41001.1583.830..2.1418.420
51-75%0.41001.1580.4100..0.4100..2.141
76-100%1.1580.41000.771......2.141
total7.6213.53114.21611.3175.72411.01753.38
stable< 1%0.4100..1.1580.31000.41001.1583.233
1-9%2.9351.1585.0273.8303.2335.72521.613
10-25%0.7710.41003.9303.1332.5372.53813.016
26-50%3.2331.4502.1411.0580.41000.7718.920
51-75%1.845..2.5380.31001.158..5.725
76-100%2.9350.41001.845......5.027
total11.9173.23316.3148.6197.42110.01857.38
total< 1%0.41000.41002.8350.31001.1581.8456.723
1-9%4.7271.8459.91910.9175.72411.41744.49
10-25%4.3291.15811.7175.1254.6276.82333.610
26-50%4.3291.8453.2335.5240.41002.83518.014
51-75%2.2411.1582.8350.7711.450..8.221
76-100%4.0300.7712.5380.3100....7.522
total19.8136.72333.01022.91113.11622.812118.35

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168340/154723

NFI3

forest area: stand stability · regeneration cover · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
stand stability
criticalless stablestabletotal
cantonregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
AI< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
AR< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
BE< 1%....0.4710.471
1-9%0.21000.7500.21001.141
10-25%0.21000.4710.4710.945
26-50%..0.5580.7501.238
51-75%..0.4710.21000.558
76-100%..0.21000.21000.471
total0.4712.1292.0304.420
BL/BS< 1%........
1-9%........
10-25%..0.2100..0.2100
26-50%....0.21000.2100
51-75%........
76-100%........
total..0.21000.21000.470
FR< 1%........
1-9%........
10-25%........
26-50%..0.2100..0.2100
51-75%........
76-100%........
total..0.2100..0.2100
GE< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
GL< 1%..0.2100..0.2100
1-9%..0.5570.21000.749
10-25%0.21000.21000.21000.557
26-50%..0.2100..0.2100
51-75%0.2100..0.21000.370
76-100%..0.2100..0.2100
total0.3701.2370.5572.128
GR< 1%..0.2100..0.2100
1-9%..1.0411.4352.527
10-25%..0.7501.7312.427
26-50%..0.3710.7501.041
51-75%..0.3710.3710.750
76-100%........
total..2.6264.2206.816
JU< 1%........
1-9%..0.21000.21000.471
10-25%..0.21000.21000.471
26-50%....0.21000.2100
51-75%....0.21000.2100
76-100%........
total..0.4710.7501.140
LU< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
NE< 1%....0.21000.2100
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total....0.21000.2100
NW< 1%........
1-9%..0.2100..0.2100
10-25%0.21000.2100..0.470
26-50%........
51-75%........
76-100%........
total0.21000.470..0.656
OW< 1%........
1-9%..0.2100..0.2100
10-25%........
26-50%........
51-75%....0.21000.2100
76-100%0.2100....0.2100
total0.21000.21000.21000.557
SG< 1%........
1-9%0.2100..0.5580.750
10-25%........
26-50%....0.21000.2100
51-75%....0.21000.2100
76-100%..0.2100..0.2100
total0.21000.21000.9441.237
SH< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
SO< 1%........
1-9%..0.2100..0.2100
10-25%....0.3710.371
26-50%........
51-75%........
76-100%....0.21000.2100
total..0.21000.5570.750
SZ< 1%........
1-9%........
10-25%........
26-50%....0.21000.2100
51-75%..0.470..0.470
76-100%........
total..0.4700.21000.557
TG< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
TI< 1%....0.21000.2100
1-9%0.21001.1412.1293.423
10-25%..0.9451.8312.726
26-50%..0.5580.5581.041
51-75%..0.558..0.558
76-100%..0.21000.21000.471
total0.21003.2234.8198.114
UR< 1%..0.2100..0.2100
1-9%..0.944..0.944
10-25%..0.6570.21000.749
26-50%0.2100..0.4700.657
51-75%..0.21000.6570.749
76-100%........
total0.21001.9311.1403.223
VD< 1%........
1-9%..0.4710.21000.558
10-25%....0.21000.2100
26-50%........
51-75%........
76-100%........
total..0.4710.4710.750
VS< 1%........
1-9%0.21001.4351.4352.924
10-25%..0.7501.0411.731
26-50%..0.7500.7501.435
51-75%..0.21000.21000.371
76-100%....0.21000.2100
total0.21002.9243.4226.516
ZG< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
ZH< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
Switzerland< 1%..0.5580.7501.338
1-9%0.7506.7166.11713.611
10-25%0.5583.9216.01710.413
26-50%0.21002.5273.7226.317
51-75%0.21001.9302.0304.121
76-100%0.21000.7500.7501.633
total1.83216.31019.2937.37

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #168341/154724

NFI4b

forest area: stand stability · regeneration cover · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
critical< 1%......................................2.01.910.09.5..1.41.3....0.90.5
1-9%......2.01.9..............................2.01.9....6.82.9....2.00.8
10-25%......3.92.7..................25.021.8......20.018.0..5.93.3....1.41.3....2.40.8
26-50%............................................2.71.9....0.60.4
51-75%............................................1.41.3....0.30.3
76-100%............................................1.41.3....0.30.3
total......5.93.3..................25.021.8......20.018.0..9.84.210.09.5..14.94.1....6.51.3
less stable< 1%..............12.511.85.63.1..........5.95.7..........20.012.7........2.10.8
1-9%33.327.3....11.74.516.715.350.025.1..12.511.816.75.1........25.021.85.95.7..33.327.4....25.56.110.09.520.010.324.35.0....17.42.1
10-25%....16.715.517.65.350.020.625.021.7..25.015.414.84.820.018.0..10.09.5....11.87.8..33.327.440.022.0..15.75.1..26.711.48.13.2..100.0.15.22.0
26-50%......5.93.3......12.511.81.91.820.018.0........5.95.7........9.84.210.09.5..14.94.1....7.11.4
51-75%................1.91.8....10.09.5..25.021.811.87.8......50.035.6............1.80.7
76-100%33.327.3....3.92.7..............10.09.5........33.327.4........6.76.5......1.80.7
total66.727.3..16.715.539.26.866.719.475.021.7..62.517.240.76.740.022.0..30.014.6..50.025.241.212.0..100.0.40.022.050.035.651.07.040.015.653.312.947.35.8..100.0.45.42.7
stable< 1%..100.0.....16.715.3......3.72.6..........11.87.8........3.92.7....1.41.3....2.70.9
1-9%....33.319.621.55.8......12.511.826.06.0..100.0.......11.77.850.035.8......23.55.920.012.713.38.817.64.4....18.02.1
10-25%33.327.3..33.319.67.83.8......25.015.420.45.5..........11.87.8........7.83.820.012.7..12.23.8....11.01.7
26-50%....16.715.513.74.8........3.72.620.018.0..20.012.7....11.87.8....20.018.050.035.63.92.7..6.76.55.42.6100.0...7.41.4
51-75%......9.94.2........5.63.1....30.014.6..25.021.85.95.7..........10.09.56.76.51.41.3....4.71.1
76-100%......2.01.916.715.325.021.7......40.022.0..20.012.7100.0...5.95.750.035.8..20.018.0......20.010.3......4.41.1
total33.327.3100.0.83.315.455.07.033.319.425.021.7..37.517.359.36.760.022.0100.0.70.014.5100.0.25.021.858.812.0100.0...40.022.050.035.639.26.850.015.946.712.937.85.6100.0...48.12.7
total< 1%..100.0.....16.715.3....12.511.89.33.9..........17.79.3........5.93.330.014.6..2.71.9....5.71.3
1-9%33.327.3..33.319.635.26.716.715.350.025.1..25.015.442.66.7..100.0.....25.021.817.69.250.035.833.327.4....51.07.030.014.633.312.248.65.8....37.52.6
10-25%33.327.3..50.020.829.46.450.020.625.021.7..50.017.835.26.520.018.0..10.09.5..25.021.823.610.3..33.327.460.022.0..29.46.420.012.726.711.421.64.8..100.0.28.52.5
26-50%....16.715.519.65.6......12.511.85.63.140.022.0..20.012.7....17.79.3....20.018.050.035.613.74.810.09.56.76.523.04.9100.0...15.12.0
51-75%......9.94.2........7.43.6....40.015.6..50.025.217.79.3......50.035.6..10.09.56.76.52.71.9....6.71.4
76-100%33.327.3....5.93.316.715.325.021.7......40.022.0..30.014.6100.0...5.95.750.035.833.327.420.018.0......26.711.41.41.3....6.51.4
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.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #168342/154725

NFI3

forest area: stand stability · regeneration cover · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %±
critical< 1%............
1-9%....7.77.41.81.21.61.61.90.9
10-25%5.04.9..7.77.40.90.9..1.40.8
26-50%......0.90.9..0.50.5
51-75%......0.90.9..0.50.5
76-100%....7.77.4....0.50.5
total5.04.9..23.111.74.41.91.61.64.81.5
less stable< 1%......2.61.5..1.40.8
1-9%15.08.0..15.410.021.03.814.34.418.02.6
10-25%15.08.0..7.77.410.62.99.53.710.52.1
26-50%..100.0.15.410.06.12.26.43.16.61.7
51-75%....7.77.46.22.34.82.75.21.5
76-100%......2.61.51.61.61.90.9
total30.110.3100.0.46.213.849.24.736.66.143.63.4
stable< 1%10.06.7....0.90.91.71.61.91.0
1-9%14.87.9....14.03.325.55.516.62.6
10-25%15.08.0..7.77.412.33.125.55.516.12.5
26-50%10.06.7..7.77.413.13.24.42.59.82.0
51-75%10.06.7..15.410.04.41.93.22.25.21.5
76-100%5.04.9....1.81.21.61.61.90.9
total64.910.7..30.812.846.44.761.86.151.63.4
total< 1%10.06.7....3.51.71.71.63.41.2
1-9%29.910.2..23.111.736.84.541.46.236.53.3
10-25%35.110.7..23.111.723.74.035.06.028.03.1
26-50%10.06.7100.0.23.111.720.13.810.83.916.92.6
51-75%10.06.7..23.111.711.53.08.03.411.02.2
76-100%5.04.9..7.77.44.41.93.22.24.31.4
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 #168343/154726

NFI4b

forest area: stand stability · regeneration cover · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
stand stability
criticalless stablestabletotal
cantonregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%........
1-9%..0.4100..0.4100
10-25%....0.41000.4100
26-50%........
51-75%........
76-100%..0.4100..0.4100
total..0.8700.41001.257
AI< 1%....0.31000.3100
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total....0.31000.3100
AR< 1%........
1-9%....0.6690.669
10-25%..0.31000.6691.055
26-50%....0.31000.3100
51-75%........
76-100%........
total..0.31001.6411.937
BE< 1%........
1-9%0.31002.1413.8306.223
10-25%0.7713.1331.4505.125
26-50%..1.0582.4383.431
51-75%....1.7451.745
76-100%..0.7710.31001.058
total1.0586.8229.61817.513
BL/BS< 1%....0.41000.4100
1-9%..0.4100..0.4100
10-25%..1.257..1.257
26-50%........
51-75%........
76-100%....0.41000.4100
total..1.6490.8702.439
FR< 1%........
1-9%..0.770..0.770
10-25%..0.4100..0.4100
26-50%........
51-75%........
76-100%....0.41000.4100
total..1.1570.41001.549
GE< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
GL< 1%..0.4100..0.4100
1-9%..0.41000.41000.870
10-25%..0.8700.8701.549
26-50%..0.4100..0.4100
51-75%........
76-100%........
total..1.9431.2573.133
GR< 1%..1.0580.7711.745
1-9%..3.1334.9268.020
10-25%..2.8353.8306.623
26-50%..0.31000.7711.058
51-75%..0.31001.0581.450
76-100%........
total..7.72111.21718.913
JU< 1%........
1-9%........
10-25%..0.4100..0.4100
26-50%..0.41000.41000.870
51-75%........
76-100%....0.8700.870
total..0.8701.2571.944
LU< 1%........
1-9%....0.31000.3100
10-25%........
26-50%........
51-75%........
76-100%........
total....0.31000.3100
NE< 1%........
1-9%........
10-25%..0.3100..0.3100
26-50%....0.6700.670
51-75%..0.31001.0571.349
76-100%..0.31000.6701.057
total..1.0572.2373.230
NW< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%....0.41000.4100
total....0.41000.4100
OW< 1%........
1-9%..0.4100..0.4100
10-25%0.4100....0.4100
26-50%........
51-75%..0.41000.41000.770
76-100%........
total0.41000.7700.41001.549
SG< 1%..0.41000.7701.157
1-9%..0.41000.7711.158
10-25%..0.7700.7701.450
26-50%..0.41000.7701.157
51-75%..0.7700.41001.157
76-100%....0.41000.4100
total..2.5373.6316.123
SH< 1%........
1-9%....0.41000.4100
10-25%........
26-50%........
51-75%........
76-100%....0.41000.4100
total....0.7700.770
SO< 1%........
1-9%..0.4100..0.4100
10-25%..0.4100..0.4100
26-50%........
51-75%........
76-100%..0.4100..0.4100
total..1.157..1.157
SZ< 1%........
1-9%........
10-25%0.41000.770..1.157
26-50%....0.41000.4100
51-75%........
76-100%....0.41000.4100
total0.41000.7700.7701.844
TG< 1%........
1-9%........
10-25%........
26-50%....0.31000.3100
51-75%..0.3100..0.3100
76-100%........
total..0.31000.31000.670
TI< 1%0.4100..0.7711.158
1-9%0.41004.7274.3289.319
10-25%1.1582.9351.4505.425
26-50%..1.8440.7712.537
51-75%........
76-100%........
total1.8449.3197.22218.313
UR< 1%0.31000.770..1.057
1-9%..0.31000.7701.057
10-25%....0.7700.770
26-50%..0.3100..0.3100
51-75%....0.31000.3100
76-100%........
total0.31001.3491.7433.330
VD< 1%........
1-9%..1.1580.8711.944
10-25%..1.550..1.550
26-50%....0.41000.4100
51-75%....0.41000.4100
76-100%..0.41001.1581.550
total..3.0352.7375.725
VS< 1%0.3100..0.31000.771
1-9%1.7446.2234.52712.316
10-25%0.31002.1413.1335.525
26-50%0.7713.8301.4505.824
51-75%0.3100..0.31000.771
76-100%0.3100....0.3100
total3.83012.0169.61825.410
ZG< 1%........
1-9%........
10-25%........
26-50%....0.41000.4100
51-75%........
76-100%........
total....0.41000.4100
ZH< 1%........
1-9%........
10-25%..0.4100..0.4100
26-50%........
51-75%........
76-100%........
total..0.4100..0.4100
Switzerland< 1%1.0582.5383.2336.723
1-9%2.43820.51321.21344.29
10-25%2.83517.91412.91633.610
26-50%0.7718.4208.72017.814
51-75%0.31002.1415.5257.921
76-100%0.31002.2415.1277.722
total7.72153.5856.88117.95

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #168344/154727

NFI3

forest area: stand stability · regeneration cover · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%............
1-9%....0.21000.4710.21000.750
10-25%0.2100..0.21000.2100..0.558
26-50%......0.2100..0.2100
51-75%......0.2100..0.2100
76-100%....0.2100....0.2100
total0.2100..0.5580.9450.21001.832
less stable< 1%......0.558..0.558
1-9%0.558..0.4714.2201.6336.716
10-25%0.558..0.21002.1291.1413.921
26-50%..0.21000.4711.2380.7502.527
51-75%....0.21001.2380.5581.930
76-100%......0.5580.21000.750
total1.1410.21001.1419.7134.12116.210
stable< 1%0.471....0.21000.21000.750
1-9%0.558....2.8252.8256.217
10-25%0.558..0.21002.4272.8256.017
26-50%0.471..0.21002.6260.5583.622
51-75%0.471..0.4710.9450.4711.930
76-100%0.2100....0.3710.21000.750
total2.428..0.7509.2146.91619.19
total< 1%0.471....0.7500.21001.238
1-9%1.141..0.5587.3154.61913.511
10-25%1.338..0.5584.7193.92110.413
26-50%0.4710.21000.5584.0211.2386.317
51-75%0.471..0.5582.3280.9454.121
76-100%0.2100..0.21000.9450.4711.633
total3.6220.21002.32819.8911.11237.17

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168345/154728

NFI4b

forest area: stand stability · regeneration cover · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %±
critical< 1%......1.20.91.61.60.90.5
1-9%......3.71.51.61.62.10.8
10-25%2.01.9..4.93.41.20.94.82.72.40.8
26-50%......1.20.9..0.60.4
51-75%......0.60.6..0.30.3
76-100%......0.60.6..0.30.3
total2.01.9..4.93.48.52.27.93.46.51.3
less stable< 1%....2.42.43.71.5..2.10.8
1-9%9.84.26.36.112.25.119.53.123.85.417.22.1
10-25%15.75.16.36.126.86.912.82.614.34.415.02.0
26-50%5.93.36.36.12.42.47.92.19.53.77.11.4
51-75%2.01.918.89.82.42.40.60.6..1.80.7
76-100%5.93.36.36.1..1.20.9..1.80.7
total39.26.843.812.446.37.845.73.947.66.345.02.7
stable< 1%2.01.9..4.93.41.81.04.82.72.70.9
1-9%13.74.825.010.87.34.118.93.125.45.518.22.1
10-25%5.93.3..4.93.415.22.811.14.011.01.7
26-50%13.74.818.89.89.84.65.51.83.22.27.51.4
51-75%7.83.86.36.19.84.64.31.6..4.81.2
76-100%15.75.16.36.112.25.1....4.31.1
total58.86.956.312.448.87.845.83.944.56.348.52.7
total< 1%2.01.9..7.34.16.72.06.33.15.61.3
1-9%23.55.931.311.619.56.242.13.950.86.337.52.6
10-25%23.55.96.36.136.67.529.23.630.15.828.32.5
26-50%19.65.625.010.812.25.114.62.812.74.215.22.0
51-75%9.84.225.010.812.25.15.51.8..6.91.4
76-100%21.65.812.58.312.25.11.81.0..6.41.3
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 #168346/154729

NFI3

forest area: stand stability · regeneration cover · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %±
critical< 1%..............
1-9%..3.63.52.62.52.82.7..1.61.61.91.0
10-25%4.84.73.63.52.62.5......1.40.8
26-50%....2.62.5......0.50.5
51-75%....2.62.5......0.50.5
76-100%..3.63.5........0.50.5
total4.84.710.75.910.34.92.82.7..1.61.64.81.5
less stable< 1%....5.13.5..4.54.4..1.40.8
1-9%14.37.625.08.220.56.521.06.613.67.314.34.418.02.6
10-25%14.37.67.14.910.34.910.55.013.67.39.53.710.42.1
26-50%4.84.710.75.92.62.510.55.04.54.46.43.16.61.7
51-75%..7.14.87.74.32.62.68.96.04.82.75.21.5
76-100%..3.63.55.13.5....1.61.61.90.9
total33.410.353.59.451.38.044.78.145.310.636.66.143.63.4
stable< 1%9.56.43.63.5......1.71.62.01.0
1-9%14.27.6..10.34.921.06.618.38.325.55.516.62.6
10-25%14.37.610.75.95.13.515.85.918.28.225.55.516.12.5
26-50%9.56.414.36.610.34.910.55.018.28.24.42.59.92.0
51-75%9.56.43.63.512.85.42.62.6..3.22.25.21.5
76-100%4.84.73.63.5..2.62.6..1.61.61.90.9
total61.910.635.79.138.57.852.68.154.710.661.86.151.63.4
total< 1%9.56.43.63.55.13.5..4.54.41.71.63.41.3
1-9%28.59.828.68.533.37.544.88.131.910.041.46.236.53.3
10-25%33.410.321.47.817.96.126.37.131.89.935.06.028.03.1
26-50%14.37.625.08.215.45.821.06.622.78.910.83.917.02.6
51-75%9.56.410.75.823.16.75.33.68.96.08.03.410.92.1
76-100%4.84.710.75.95.13.52.62.6..3.22.24.31.4
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 #168347/154730

NFI4b

forest area: stand stability · regeneration cover · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%......0.7710.41001.058
1-9%......2.1410.41002.438
10-25%0.4100..0.7710.7711.1582.835
26-50%......0.771..0.771
51-75%......0.3100..0.3100
76-100%......0.3100..0.3100
total0.4100..0.7714.8271.8457.721
less stable< 1%....0.41002.141..2.438
1-9%1.8450.41001.84511.1175.32520.313
10-25%2.9350.41004.0307.3223.23317.714
26-50%1.1580.41000.41004.5282.1418.420
51-75%0.41001.1580.41000.3100..2.141
76-100%1.1580.4100..0.771..2.141
total7.3222.5386.82325.91110.61853.18
stable< 1%0.4100..0.7711.0581.1583.233
1-9%2.6381.4501.15810.7185.72521.513
10-25%1.158..0.7718.6202.53812.916
26-50%2.6381.1581.4503.1330.7718.920
51-75%1.5500.41001.4502.438..5.725
76-100%2.9350.41001.845....5.127
total11.0183.2337.22225.9119.91857.28
total< 1%0.4100..1.1583.8301.4506.723
1-9%4.4291.8452.93523.91211.41744.29
10-25%4.4290.41005.42616.6146.72233.510
26-50%3.7311.4501.8458.3202.83518.014
51-75%1.8451.4501.8453.133..8.221
76-100%4.0300.7711.8451.058..7.622
total18.6135.62514.81556.7722.312118.15

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168348/154731

NFI3

forest area: stand stability · regeneration cover · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%..............
1-9%..0.21000.21000.2100..0.21000.750
10-25%0.21000.21000.2100......0.558
26-50%....0.2100......0.2100
51-75%....0.2100......0.2100
76-100%..0.2100........0.2100
total0.21000.5580.7500.2100..0.21001.832
less stable< 1%....0.371..0.2100..0.558
1-9%0.5581.3381.4351.4350.5581.6336.716
10-25%0.5580.4710.7500.7500.5581.1413.921
26-50%0.21000.5580.21000.7500.21000.7502.527
51-75%..0.4710.5580.21000.3710.5581.930
76-100%..0.21000.371....0.21000.750
total1.3382.7263.5222.9241.7324.12116.110
stable< 1%0.4710.2100......0.21000.750
1-9%0.558..0.7501.4350.7502.8256.117
10-25%0.5580.5580.3711.0410.7502.8256.017
26-50%0.4710.7500.7500.7500.7500.5583.622
51-75%0.4710.21000.9450.2100..0.4711.930
76-100%0.21000.2100..0.2100..0.21000.750
total2.3281.8322.6263.4222.1296.91619.19
total< 1%0.4710.21000.371..0.21000.21001.238
1-9%1.1411.4352.2282.9241.2384.61913.511
10-25%1.3381.1411.2381.7311.2383.92110.413
26-50%0.5581.3381.0411.4350.9451.2386.317
51-75%0.4710.5581.6330.3710.3710.9454.021
76-100%0.21000.5580.3710.2100..0.4711.633
total3.8225.1196.7166.5163.82111.11237.07

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168349/154732

NFI4b

forest area: stand stability · regeneration cover · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %±
critical< 1%....2.12.11.41.3..1.61.60.90.5
1-9%..2.42.4..6.82.9..1.61.62.10.8
10-25%1.51.54.83.32.12.11.41.3..4.82.72.40.8
26-50%......2.71.9....0.60.4
51-75%......1.41.3....0.30.3
76-100%......1.41.3....0.30.3
total1.51.57.14.04.32.914.94.1..7.93.46.51.3
less stable< 1%....8.54.1..7.14.0..2.10.8
1-9%9.03.521.46.36.43.624.35.016.75.823.85.417.32.1
10-25%13.44.226.26.817.05.58.13.216.75.814.34.415.02.0
26-50%6.02.9..6.43.614.94.1..9.53.77.11.4
51-75%6.02.92.42.4....2.42.4..1.80.7
76-100%6.02.94.83.3........1.80.7
total40.36.054.87.738.37.147.35.842.97.647.66.345.12.7
stable< 1%1.51.5..6.43.61.41.32.42.44.82.72.70.9
1-9%16.44.59.54.515.05.217.64.423.86.625.45.518.22.1
10-25%4.52.54.83.317.05.512.23.819.06.111.14.011.01.7
26-50%14.94.44.83.310.64.55.42.64.83.33.22.27.51.4
51-75%7.53.211.95.04.32.91.41.37.14.0..4.81.2
76-100%13.44.27.14.04.32.9......4.21.1
total58.26.038.17.557.57.237.85.657.17.644.56.348.42.7
total< 1%1.51.5..17.05.52.71.99.54.56.33.15.61.3
1-9%25.45.333.37.321.46.048.65.840.57.650.86.337.62.6
10-25%19.44.835.77.436.17.021.64.835.77.430.15.828.42.5
26-50%20.95.04.83.317.05.523.04.94.83.312.74.215.22.0
51-75%13.44.214.35.44.32.92.71.99.54.5..6.91.4
76-100%19.44.811.95.04.32.91.41.3....6.41.3
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 #168350/154733

NFI3

forest area: stand stability · regeneration cover · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
critical< 1%..............................
1-9%..............33.327.25.65.4....2.82.7..1.61.61.90.9
10-25%5.35.1..........12.511.7......5.95.7......1.40.8
26-50%..................5.35.1........0.50.5
51-75%....................5.95.7......0.50.5
76-100%............12.511.7..............0.50.5
total5.35.1..........25.015.333.327.25.65.45.35.111.87.82.82.7..1.61.64.81.5
less stable< 1%..................5.35.15.95.7..4.54.4..1.40.8
1-9%15.88.4..........25.015.3..27.810.626.310.117.69.321.06.613.67.314.34.418.12.7
10-25%15.88.4..........12.511.7..5.65.415.88.45.95.710.55.013.67.39.53.710.52.1
26-50%......100.0...50.035.412.511.7..5.65.4..5.95.710.55.04.54.46.43.16.61.7
51-75%..............33.327.211.17.410.57.1..2.62.68.96.04.82.75.31.5
76-100%................5.65.4..11.87.8....1.61.61.90.9
total31.610.7....100.0...50.035.450.017.733.327.255.511.757.911.347.112.144.78.145.310.636.66.143.73.4
stable< 1%10.57.0..............5.65.4........1.71.61.91.0
1-9%15.88.4..................23.510.321.06.618.38.325.55.516.42.5
10-25%15.88.4........50.035.4....11.17.45.35.15.95.715.85.918.28.225.55.516.12.5
26-50%5.35.1100.0.........12.511.7..16.78.815.88.45.95.710.55.018.28.24.42.59.92.1
51-75%10.57.0..........12.511.733.327.2..15.88.45.95.72.62.6..3.22.25.31.6
76-100%5.35.1..............5.65.4....2.62.6..1.61.61.90.9
total63.111.1100.0.......50.035.425.015.333.327.238.911.536.811.141.211.952.68.154.710.661.86.151.63.4
total< 1%10.57.0..............5.65.45.35.15.95.7..4.54.41.71.63.41.3
1-9%31.610.7..........25.015.333.327.233.311.126.310.141.211.944.88.131.910.041.46.236.43.3
10-25%36.911.1........50.035.425.015.3..16.78.821.19.417.69.326.37.131.89.935.06.028.03.1
26-50%5.35.1100.0...100.0...50.035.425.015.3..22.29.821.19.411.87.821.06.622.78.910.83.917.02.6
51-75%10.57.0..........12.511.766.727.211.17.426.310.111.87.85.33.68.96.08.03.411.02.2
76-100%5.35.1..........12.511.7..11.17.4..11.87.82.62.6..3.22.24.21.4
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.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 04.11.2014 #168351/154734

NFI4b

forest area: stand stability · regeneration cover · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%....0.31000.3100..0.41001.058
1-9%..0.4100..1.744..0.41002.438
10-25%0.41000.7710.31000.3100..1.1582.835
26-50%......0.771....0.771
51-75%......0.3100....0.3100
76-100%......0.3100....0.3100
total0.41001.1580.7713.830..1.8457.721
less stable< 1%....1.450..1.158..2.438
1-9%2.1413.2331.0586.2232.5385.32520.413
10-25%3.2334.0302.8352.1412.5383.23317.614
26-50%1.450..1.0583.830..2.1418.420
51-75%1.4500.4100....0.4100..2.141
76-100%1.4500.771........2.241
total9.7198.3206.22312.0166.32310.61853.18
stable< 1%0.4100..1.0580.31000.41001.1583.133
1-9%3.9301.4502.4384.5273.5315.72521.513
10-25%1.1580.7712.8353.1332.8352.53812.916
26-50%3.6320.7711.7441.4500.7710.7718.820
51-75%1.8451.8450.7710.31001.158..5.725
76-100%3.2331.1580.771......5.027
total13.9165.8259.3199.6188.4209.91857.08
total< 1%0.4100..2.8350.7711.4501.4506.623
1-9%6.1245.0263.53112.3166.02411.41744.39
10-25%4.6285.4265.9245.5255.3256.72233.410
26-50%5.0270.7712.8355.8240.7712.83517.814
51-75%3.2332.2410.7710.7711.450..8.221
76-100%4.6281.8450.7710.3100....7.522
total24.01215.11516.21425.41014.81522.312117.85

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168352/154735

NFI4b

forest area: stand stability · regeneration cover · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
critical< 1%..................8.38.0..1.41.3..1.61.60.90.5
1-9%................4.34.3....6.82.9..1.61.62.10.8
10-25%2.42.4..........10.09.54.54.54.34.3....1.41.3..4.82.72.40.8
26-50%......................2.71.9....0.60.4
51-75%......................1.41.3....0.30.3
76-100%......................1.41.3....0.30.3
total2.42.4..........10.09.54.54.58.75.98.38.0..14.94.1..7.93.46.51.3
less stable< 1%..............4.54.5..16.710.87.77.4..7.14.0..2.10.8
1-9%9.84.610.09.5..11.110.5..33.315.810.09.54.54.521.78.68.38.07.77.424.35.016.75.823.85.417.22.1
10-25%12.25.130.014.5..11.110.5..33.315.830.014.522.79.021.78.68.38.015.410.08.13.216.75.814.34.415.12.0
26-50%7.34.1....11.110.5......4.54.5..8.38.07.77.414.94.1..9.53.77.11.4
51-75%2.42.4......60.021.9..10.09.5..........2.42.4..1.80.7
76-100%4.93.410.09.5....20.017.9......8.75.9..........1.80.7
total36.67.550.015.9..33.315.780.017.966.715.750.015.836.410.352.110.441.714.338.413.547.35.842.97.647.66.345.12.7
stable< 1%..10.09.5..........9.16.1....7.77.41.41.32.42.44.82.72.70.9
1-9%14.65.510.09.550.035.533.315.7......13.67.317.47.916.710.815.510.117.64.423.86.625.45.518.12.1
10-25%4.93.410.09.5..........9.16.18.75.916.710.830.712.812.23.819.06.111.14.011.01.7
26-50%17.15.9....22.213.920.017.9..10.09.513.67.34.34.38.38.07.77.45.42.64.83.33.22.27.41.4
51-75%9.84.6....11.110.5..11.110.520.012.74.54.58.85.98.38.0..1.41.37.14.0..4.81.2
76-100%14.65.520.012.750.035.5....22.213.910.09.59.16.1............4.41.1
total61.07.650.015.9100.0.66.715.720.017.933.315.840.015.559.110.539.210.250.014.561.613.537.85.657.17.644.56.348.42.7
total< 1%..10.09.5..........13.67.3..25.012.615.410.02.71.99.54.56.33.15.71.3
1-9%24.46.720.012.750.035.544.416.6..33.315.810.09.518.28.243.410.425.012.623.211.748.65.840.57.650.86.337.42.6
10-25%19.56.240.015.5..11.110.5..33.315.840.015.536.410.334.79.925.012.646.113.921.64.835.77.430.15.828.52.5
26-50%24.46.7....33.315.720.017.9..10.09.518.28.24.34.316.710.815.410.023.04.94.83.312.74.215.01.9
51-75%12.25.1....11.110.560.021.911.110.530.014.54.54.58.85.98.38.0..2.71.99.54.5..6.91.4
76-100%19.56.230.014.550.035.5..20.017.922.213.910.09.59.16.18.75.9....1.41.3....6.51.4
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.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 04.11.2014 #168353/154736

NFI3

forest area: stand stability · regeneration cover · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
stand stability
criticalless stablestabletotal
economic regionregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%....0.4710.471
1-9%..0.5580.5581.141
10-25%0.21000.5580.5581.338
26-50%....0.21000.2100
51-75%....0.4710.471
76-100%....0.21000.2100
total0.21001.1412.1293.423
Eastern Jura< 1%........
1-9%........
10-25%........
26-50%....0.21000.2100
51-75%........
76-100%........
total....0.21000.2100
Western Plateau< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
Central Plateau< 1%........
1-9%........
10-25%........
26-50%..0.2100..0.2100
51-75%........
76-100%........
total..0.2100..0.2100
Eastern Plateau< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
Western Pre-Alps< 1%........
1-9%........
10-25%....0.21000.2100
26-50%..0.2100..0.2100
51-75%........
76-100%........
total..0.21000.21000.471
Central Pre-Alps< 1%........
1-9%..0.471..0.471
10-25%0.21000.2100..0.471
26-50%..0.21000.21000.471
51-75%....0.21000.2100
76-100%0.2100....0.2100
total0.4710.7500.4711.435
Eastern Pre-Alps< 1%........
1-9%0.2100....0.2100
10-25%........
26-50%........
51-75%..0.21000.21000.471
76-100%........
total0.21000.21000.21000.558
Northwestern Alps< 1%....0.21000.2100
1-9%0.21000.944..1.141
10-25%..0.21000.4710.558
26-50%..0.21000.5580.750
51-75%..0.471..0.471
76-100%..0.21000.21000.471
total0.21001.8311.3383.223
Central Alps< 1%..0.2100..0.2100
1-9%..0.944..0.944
10-25%..0.6570.21000.850
26-50%0.2100..0.6570.850
51-75%..0.4710.6570.944
76-100%........
total0.21002.1291.3373.622
Northeastern Alps< 1%..0.2100..0.2100
1-9%..0.5570.7501.237
10-25%0.21000.21000.21000.557
26-50%..0.21000.21000.371
51-75%0.2100..0.21000.371
76-100%..0.371..0.371
total0.3711.4351.2372.923
Southwestern Alps< 1%........
1-9%0.21001.4351.4352.924
10-25%..0.7501.0411.731
26-50%..0.7500.7501.435
51-75%..0.21000.21000.371
76-100%....0.21000.2100
total0.21002.9243.4226.516
Southeastern Alps< 1%..0.2100..0.2100
1-9%..0.5580.7501.238
10-25%..0.5580.7501.238
26-50%..0.21000.7500.945
51-75%..0.371..0.371
76-100%........
total..1.7322.1293.821
Southern Alps< 1%....0.21000.2100
1-9%0.21001.6332.8254.619
10-25%..1.1412.8253.921
26-50%..0.7500.5581.238
51-75%..0.5580.4710.945
76-100%..0.21000.21000.471
total0.21004.1216.91611.112
Switzerland< 1%..0.5580.7501.338
1-9%0.7506.7166.11713.611
10-25%0.5583.9216.01710.413
26-50%0.21002.4273.7226.317
51-75%0.21002.0302.0304.121
76-100%0.21000.7500.7501.633
total1.83216.31019.2937.27

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168354/154737

NFI4b

forest area: stand stability · regeneration cover · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
stand stability
criticalless stablestabletotal
economic regionregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%........
1-9%..1.4502.1413.631
10-25%0.41001.8450.7712.935
26-50%..1.1582.5383.631
51-75%..0.41001.4501.845
76-100%..0.7712.1412.935
total0.41005.3258.91914.615
Eastern Jura< 1%....0.41000.4100
1-9%..0.41000.41000.870
10-25%..1.2570.41001.649
26-50%........
51-75%........
76-100%..0.41000.8701.257
total..2.0442.0444.030
Western Plateau< 1%........
1-9%....0.41000.4100
10-25%........
26-50%........
51-75%........
76-100%....0.41000.4100
total....0.8700.870
Central Plateau< 1%........
1-9%..0.31000.9571.250
10-25%..0.3100..0.3100
26-50%..0.31000.6710.957
51-75%....0.31000.3100
76-100%........
total..0.9571.9402.833
Eastern Plateau< 1%........
1-9%........
10-25%........
26-50%....0.41000.4100
51-75%..1.158..1.158
76-100%..0.4100..0.4100
total..1.4500.41001.844
Western Pre-Alps< 1%........
1-9%..1.157..1.157
10-25%..1.157..1.157
26-50%........
51-75%....0.41000.4100
76-100%....0.7700.770
total..2.2401.1573.332
Central Pre-Alps< 1%........
1-9%..0.4100..0.4100
10-25%0.41001.158..1.450
26-50%....0.41000.4100
51-75%..0.41000.7711.158
76-100%....0.41000.4100
total0.41001.8441.4503.631
Eastern Pre-Alps< 1%..0.41000.7711.157
1-9%..0.41001.1571.450
10-25%0.41001.8440.7712.935
26-50%..0.41001.1571.450
51-75%....0.41000.4100
76-100%....0.7710.771
total0.41002.9354.6277.920
Northwestern Alps< 1%........
1-9%0.41001.8441.4503.631
10-25%0.41001.8440.7712.935
26-50%....0.41000.4100
51-75%....0.7710.771
76-100%..0.771..0.771
total0.7714.3283.2338.220
Central Alps< 1%0.31000.770..1.057
1-9%..0.31000.7701.057
10-25%..0.31000.7701.057
26-50%..0.31000.31000.770
51-75%....0.31000.3100
76-100%........
total0.31001.7442.1404.127
Northeastern Alps< 1%..0.41000.41000.770
1-9%..0.41000.7711.158
10-25%..0.7701.4492.140
26-50%..0.41000.41000.770
51-75%........
76-100%........
total..1.8442.9354.726
Southwestern Alps< 1%0.3100..0.31000.771
1-9%1.7446.2234.52712.316
10-25%0.31002.1413.1335.525
26-50%0.7713.8301.4505.824
51-75%0.3100..0.31000.771
76-100%0.3100....0.3100
total3.83012.0169.61825.410
Southeastern Alps< 1%..1.1580.41001.450
1-9%..2.5383.5316.024
10-25%..2.5382.8355.325
26-50%....0.7710.771
51-75%..0.41001.1581.450
76-100%........
total..6.3238.42014.815
Southern Alps< 1%0.4100..1.1581.450
1-9%0.41005.3255.72511.417
10-25%1.1583.2332.5386.722
26-50%..2.1410.7712.835
51-75%........
76-100%........
total1.84510.6189.91822.312
Switzerland< 1%1.0582.5383.2336.723
1-9%2.43820.41321.41344.39
10-25%2.83517.81413.01633.710
26-50%0.7718.3208.72017.814
51-75%0.31002.1415.6258.121
76-100%0.31002.2415.2277.722
total7.72153.3857.28118.25

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #168355/154738

NFI3

forest area: stand stability · degree of cover of regeneration (7 classes) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes) %± %± %± %± %± %± %±
critical< 1%..............
1-4%..............
5-9%....2.92.02.82.8..1.61.61.90.9
10-25%5.04.9..2.92.0......1.40.8
26-50%....1.51.5......0.50.5
51-75%....1.51.5......0.50.5
76-100%....1.51.5......0.50.5
total5.04.9..10.33.72.82.8..1.61.64.81.5
less stable< 1%....2.92.0..5.04.9..1.40.8
1-4%10.06.7..8.83.45.43.7..9.43.77.61.8
5-9%5.04.9..13.24.116.26.115.08.04.72.610.42.1
10-25%15.08.0..8.83.410.85.110.06.711.03.910.42.1
26-50%..50.035.45.92.910.85.15.04.96.33.06.61.7
51-75%....7.33.22.72.79.86.64.72.65.21.5
76-100%....4.42.5....1.61.61.90.9
total30.010.350.035.451.56.145.98.244.911.137.66.143.63.4
stable< 1%10.06.7..1.51.5....1.61.61.91.0
1-4%5.04.9..1.51.55.43.75.04.99.53.75.21.5
5-9%9.96.6..5.92.916.26.110.16.815.74.511.32.2
10-25%15.08.0..8.83.413.55.620.09.025.05.416.12.5
26-50%10.06.7..11.83.910.85.120.09.04.42.59.92.0
51-75%10.06.750.035.47.43.22.72.7..3.12.25.31.5
76-100%5.04.9..1.51.52.72.7..1.61.61.90.9
total64.910.750.035.438.25.951.38.255.111.160.96.151.63.4
total< 1%10.06.7..4.42.5..5.04.91.61.63.41.3
1-4%15.08.0..10.33.710.85.15.04.918.84.912.82.3
5-9%14.97.9..22.15.035.27.925.19.721.95.223.62.9
10-25%35.110.7..20.64.924.37.030.010.336.06.028.03.1
26-50%10.06.750.035.419.14.821.66.825.09.710.63.816.92.6
51-75%10.06.750.035.416.24.55.43.79.86.67.83.410.92.2
76-100%5.04.9..7.43.22.72.7..3.12.24.31.4
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 #168356/154739

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: landslide/mudflow SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes) %± %± %± %± %± %± %±
critical< 1%....2.11.5....1.61.60.90.5
1-4%....1.11.16.02.9....1.50.6
5-9%....1.11.1....1.61.60.60.4
10-25%1.81.8..3.21.81.51.5..4.72.62.40.8
26-50%......3.02.1....0.60.4
51-75%......1.51.5....0.30.3
76-100%......1.51.5....0.30.3
total1.81.8..7.52.713.44.2..7.83.46.51.3
less stable< 1%..5.35.13.21.8..5.43.71.61.62.10.8
1-4%....4.32.110.43.713.55.612.54.17.11.4
5-9%9.13.910.57.08.62.914.94.45.43.710.93.910.11.6
10-25%16.45.010.57.020.44.27.53.216.26.114.14.315.02.0
26-50%5.53.15.35.13.21.816.44.5..9.43.67.11.4
51-75%1.81.815.88.41.11.1..2.72.7..1.80.7
76-100%5.53.15.35.12.11.5......1.80.7
total38.26.652.611.543.05.149.36.143.28.248.46.245.02.7
stable< 1%1.81.8..3.21.81.51.52.72.74.72.62.70.9
1-4%5.53.15.35.18.62.910.43.718.96.411.03.99.81.6
5-9%9.13.910.57.06.52.66.02.95.43.714.14.38.41.5
10-25%3.62.55.35.111.83.313.44.218.96.410.93.911.01.7
26-50%16.45.021.19.46.42.54.52.52.72.73.12.27.51.4
51-75%9.13.9..7.52.71.51.58.14.5..4.81.2
76-100%14.54.85.35.15.42.3......4.21.1
total60.06.647.411.549.55.237.35.956.88.243.86.248.52.7
total< 1%1.81.85.35.18.62.91.51.58.14.57.83.45.71.3
1-4%5.53.15.35.114.03.626.95.432.47.723.55.318.42.1
5-9%18.25.221.19.416.13.820.95.010.85.126.55.519.12.1
10-25%21.85.615.88.435.55.022.45.135.17.929.75.728.42.5
26-50%21.85.626.310.19.73.123.95.22.72.712.54.115.22.0
51-75%10.94.215.88.48.62.93.02.110.85.1..6.91.4
76-100%20.05.410.57.07.52.71.51.5....6.31.3
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 #168357/154740
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