From: Quantifying suitable late summer brood habitats for willow ptarmigan in Norway
Variable | Category | Units | Used sites | Available sites |
---|---|---|---|---|
Vegetation type | Exposed alpine ridges (# 12) | – | 60 | 460 |
Bilberry-low fern birch forest (# 6) | 366 | 1481 | ||
Wet mires, sedge swamps and reed beds (# 11) | 147 | 633 | ||
Fresh heather and dwarf-schub communities (# 17) | 4410 | 11,380 | ||
Graminoid apline ridge (# 13) | 216 | 894 | ||
Herb-rich meadows (# 18) | 572 | 994 | ||
Tall-grown lawn vegetation (# 10) | 666 | 1767 | ||
Crowberry birch forest (# 7) | 267 | 959 | ||
Lichen-rich birch forest (# 8) | 222 | 929 | ||
Lichen-rich heathland (# 15) | 145 | 1063 | ||
Heather- and grass-rich early snow patch communities (# 16) | 503 | 1924 | ||
Heather-rich alpine ridge (# 14) | 2240 | 6955 | ||
Lowland forest (# 1–5) | 711 | 3620 | ||
Bryophyte late snow patch vegetation (# 20) | 207 | 1100 | ||
Gras and dwarf willow snow-patch vegetation (# 19) | 94 | 742 | ||
Ombrotrophic bog and low-grown lawn vegetation (# 9) | 1320 | 3248 | ||
Aspect | East | – | 2920 | 8704 |
Flat | 72 | 360 | ||
North | 3246 | 10,227 | ||
South | 2991 | 9589 | ||
West | 2917 | 9269 | ||
Timberline | Over | – | 6251 | 18,263 |
Under | 5895 | 19,886 | ||
Elevation | – | Meters | 899 (6 to 1419) | 861 (4 to 1501) |
Aspect | Degrees | 182 (0 to 360) | 183 (0 to 360) | |
Slope | Degrees | 5.23 (0 to 46.04) | 5.02 (0 to 61.41) | |
Timberline (deviation) | Meters | 2.70 (− 330 to 314) | − 5.20 (− 383 to 495) |