| Habitat Acreages by Subbasin | |||||||||||||||||
| Canoe Reach | Columbia Reach | Revelstoke | Kicking Horse | Upper Arrow Lake | Kootenay River | Columbia River | Flathead / Elk River | St. Mary | Bull River | Kootenai / Kootenay Lake | Clark Fork | Blackfoot | Bitterroot | Total Acres | |||
| Mesic Lowland Conifer-Hardwood Forest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13,741 | 0 | 0 | 110,223 | 50,811 | 0 | 0 | 174,775 | ||
| Montane Mixed Conifer Forest | 246,424 | 589,985 | 519,928 | 491,762 | 201,476 | 635,455 | 345,534 | 1,632,393 | 536,363 | 285,432 | 941,267 | 498,358 | 175,301 | 281,915 | 7,381,593 | ||
| Eastside (Interior) Mixed Conifer Forest | 93,246 | 386,822 | 381,216 | 213,451 | 170,953 | 129,259 | 209,448 | 2,155,226 | 310,956 | 197,041 | 1,671,653 | 2,016,529 | 507,529 | 519,404 | 8,962,733 | ||
| Lodgepole Pine Forest & Woodlands | 31,601 | 25,492 | 139 | 52,000 | 410 | 27,491 | 52,088 | 628,636 | 153,106 | 151,411 | 399,300 | 665,162 | 259,618 | 230,176 | 2,676,630 | ||
| Ponderosa Pine and Eastside White Oak Forest & Woodlands | 0 | 0 | 0 | 419 | 0 | 1,982 | 7,786 | 171,072 | 86,531 | 38,906 | 296,564 | 428,557 | 103,877 | 160,520 | 1,296,214 | ||
| Upland Aspen Forest | 5,371 | 10,235 | 1,940 | 25,021 | 4,042 | 661 | 4,277 | 101,681 | 4,907 | 5,110 | 89,427 | 37,467 | 14,522 | 18,831 | 323,492 | ||
| Subalpine Parkland | 31,056 | 56,391 | 110,027 | 141,742 | 34,448 | 198,514 | 144,969 | 478,176 | 159,649 | 15,419 | 169,287 | 143,708 | 81,946 | 65,817 | 1,831,148 | ||
| Alpine Grasslands and Shrublands | 306,979 | 712,231 | 285,739 | 363,440 | 131,290 | 285,611 | 243,771 | 497,413 | 221,154 | 92,604 | 123,533 | 97,003 | 22,672 | 137,849 | 3,521,289 | ||
| Eastside (Interior) Grasslands | 0 | 0 | 0 | 0 | 0 | 0 | 8,005 | 340,769 | 8,342 | 12,192 | 74,453 | 727,777 | 233,241 | 173,500 | 1,578,280 | ||
| Shrub-steppe | 0 | 0 | 0 | 0 | 0 | 0 | 2,303 | 123,666 | 9,651 | 22,232 | 416 | 176,042 | 4,297 | 48,631 | 387,239 | ||
| Agriculture, Pasture, and Mixed Environs | 701 | 579 | 0 | 15,376 | 703 | 0 | 12,501 | 343,517 | 48,418 | 12,461 | 143,083 | 144,221 | 41,788 | 166,919 | 930,266 | ||
| Urban and Mixed Environs | 1,323 | 579 | 2,771 | 4,892 | 8,261 | 132 | 5,483 | 35,726 | 20,774 | 3,675 | 13,726 | 21,556 | 148 | 4,571 | 123,618 | ||
| Lakes, Rivers, Ponds, and Reservoirs | 30,745 | 83,815 | 33,119 | 15,516 | 18,162 | 7,005 | 18,532 | 225,347 | 15,212 | 18,019 | 53,656 | 36,953 | 7,409 | 4,388 | 567,878 | ||
| Herbaceous Wetlands | 2,179 | 7,532 | 4,573 | 25,161 | 820 | 4,758 | 13,488 | 7,557 | 11,287 | 4,482 | 12,478 | 2,566 | 148 | 731 | 97,762 | ||
| Montane Coniferous Wetlands | 28,410 | 57,357 | 46,145 | 46,968 | 14,998 | 30,795 | 27,305 | 56,337 | 46,619 | 36,844 | 40,346 | 0 | 0 | 0 | 432,123 | ||
| Eastside (Interior) Riparian Wetlands | 311 | 193 | 139 | 2,097 | 293 | 0 | 1,097 | 59,085 | 2,781 | 628 | 19,965 | 85,711 | 29,340 | 14,992 | 216,631 | ||
| Total Acres | 778,344 | 1,931,211 | 1,385,737 | 1,397,845 | 585,856 | 1,321,662 | 1,096,585 | 6,870,343 | 1,635,752 | 896,456 | 4,159,376 | 5,132,422 | 1,481,838 | 1,828,242 | 30,501,669 | ||