Aleutian/Bering Sea Islands (BCR 1) |
7 |
162 |
Western Alaska (BCR 2) |
1 |
1 |
Northwestern Interior Forest (BCR 4) |
1 |
66 |
Northern Pacific Rainforest (BCR 5) |
2 |
41 |
Great Basin (BCR 9) |
6 |
475 |
Northern Rockies (BCR 10) |
2 |
41 |
Prairie Potholes (BCR 11) |
11 |
713 |
Boreal Hardwood Transition (BCR 12) |
3 |
309 |
Lower Great Lakes/ St. Lawrence Plain (BCR 13) |
5 |
583 |
Atlantic Northern Forest (BCR 14) |
10 |
1181 |
Southern Rockies/Colorado Plateau (BCR 16) |
2 |
765 |
Central Mixed Grass Prairie (BCR 19) |
2 |
115 |
Edwards Plateau (BCR 20) |
1 |
20 |
Oaks And Prairies (BCR 21) |
1 |
40 |
Eastern Tallgrass Prairie (BCR 22) |
10 |
347 |
Prairie Hardwood Transition (BCR 23) |
22 |
3802 |
Central Hardwoods (BCR 24) |
22 |
2274 |
West Gulf Coastal Plain/Ouachitas (BCR 25) |
3 |
153 |
Mississippi Alluvial Valley (BCR 26) |
9 |
696 |
Southeastern Coastal Plain (BCR 27) |
14 |
2513 |
Appalachian Mountains (BCR 28) |
31 |
2570 |
Piedmont (BCR 29) |
2 |
1078 |
New England/Mid-Atlantic Coast (BCR 30) |
33 |
2358 |
Peninsular Florida (BCR 31) |
5 |
555 |
Coastal California (BCR 32) |
3 |
177 |
Sonoran And Mojave Deserts (BCR 33) |
5 |
394 |
Gulf Coastal Prairie (BCR 37) |
1 |
20 |