| 1 |
21 Southern Rockies |
9324 |
| 2 |
27 Central Great Plains |
5640 |
| 3 |
2 Puget Lowland |
2022 |
| 4 |
81 Sonoran Basin and Range |
1603 |
| 5 |
41 Canadian Rockies |
925 |
| 6 |
24 Chihuahuan Deserts |
573 |
| 7 |
10 Columbia Plateau |
420 |
| 8 |
116 Alaska Range |
302 |
| 9 |
115 Cook Inlet |
283 |
| 10 |
118 Wrangell Mountains |
223 |
| 11 |
6 Southern and Central California Chaparral and Oak Woodlands |
208 |
| 12 |
12 Snake River Plain |
172 |
| 13 |
8 Southern California Mountains |
99 |
| 14 |
78 Klamath Mountains |
63 |
| 15 |
3 Willamette Valley |
48 |
| 16 |
11 Blue Mountains |
24 |
| 17 |
117 Copper Plateau |
24 |
| 18 |
80 Northern Basin and Range |
23 |
| 19 |
4 Cascades |
21 |
| 20 |
List of ecoregions in Minnesota |
16 |
| 21 |
List of ecoregions in Oregon |
15 |
| 22 |
111 Ahklun Mountains and Kilbuck Mountains |
15 |
| 23 |
51 North Central Hardwood Forests |
6 |
| 24 |
50 Northern Lakes and Forests |
5 |
| 25 |
62 North Central Appalachians |
< 5 |
| 26 |
104 Interior Forested Lowlands and Uplands |
< 5 |
| 27 |
1 Coast Range |
< 5 |
| 28 |
39 Ozark Highlands |
< 5 |
| 29 |
109 Subarctic Coastal Plains |
< 5 |
| 30 |
61 Erie Drift Plain |
< 5 |
| 31 |
45 Piedmont |
< 5 |
| 32 |
52 Driftless Area |
< 5 |
| 33 |
103 Brooks Range |
< 5 |
| 34 |
102 Arctic Foothills |
< 5 |
| 35 |
44 Nebraska Sand Hills |
< 5 |
| 36 |
32 Texas Blackland Prairies |
< 5 |
| 37 |
60 Northern Appalachian Plateau and Uplands |
< 5 |
| 38 |
30 Edwards Plateau |
< 5 |
| 39 |
19 Wasatch and Uinta Mountains |
< 5 |
| 40 |
35 South Central Plains |
< 5 |
| 41 |
74 Mississippi Valley Loess Plains |
< 5 |
| 42 |
73 Mississippi Alluvial Plain |
< 5 |
| 43 |
59 Northeastern Coastal Zone |
< 5 |
| 44 |
68 Southwestern Appalachians |
< 5 |
| 45 |
57 Huron/Erie Lake Plains |
< 5 |
| 46 |
107 Yukon Flats |
< 5 |
| 47 |
53 Southeastern Wisconsin Till Plains |
< 5 |
| 48 |
71 Interior Plateau |
< 5 |
| 49 |
38 Boston Mountains |
< 5 |
| 50 |
108 Ogilvie Mountains |
< 5 |
| 51 |
37 Arkansas Valley |
< 5 |
| 52 |
55 Eastern Corn Belt Plains |
< 5 |
| 53 |
70 Western Allegheny Plateau |
< 5 |
| 54 |
58 Northeastern Highlands |
< 5 |
| 55 |
75 Southern Coastal Plain |
< 5 |
| 56 |
28 Flint Hills |
< 5 |
| 57 |
76 Southern Florida Coastal Plain |
< 5 |
| 58 |
82 Laurentian Plains and Hills |
< 5 |
| 59 |
66 Blue Ridge |
< 5 |
| 60 |
101 Arctic Coastal Plain |
< 5 |
| 61 |
83 Eastern Great Lakes and Hudson Lowlands |
< 5 |
| 62 |
105 Interior Highlands |
< 5 |
| 63 |
112 Bristol Bay-Nushagak Lowlands |
< 5 |
| 64 |
65 Southeastern Plains |
< 5 |
| 65 |
54 Central Corn Belt Plains |
< 5 |
| 66 |
64 Northern Piedmont |
< 5 |
| 67 |
69 Central Appalachians |
< 5 |
| 68 |
29 Central Oklahoma/Texas Plains |
< 5 |
| 69 |
5 Sierra Nevada |
< 5 |
| 70 |
67 Ridge and Valley |
< 5 |
| 71 |
56 Southern Michigan/Northern Indiana Drift Plains |
< 5 |
| 72 |
25 Western High Plains |
< 5 |
| 73 |
34 Western Gulf Coastal Plain |
< 5 |
| 74 |
110 Seward Peninsula |
< 5 |
| 75 |
31 Southern Texas Plains |
< 5 |
| 76 |
14 Mojave Basin and Range |
< 5 |
| 77 |
84 Atlantic Coastal Pine Barrens |
< 5 |
| 78 |
114 Aleutian Islands |
< 5 |
| 79 |
49 Northern Minnesota Wetlands |
< 5 |
| 80 |
7 Central California Valley |
< 5 |
| 81 |
72 Interior River Valleys and Hills |
< 5 |
| 82 |
79 Madrean Archipelago |
< 5 |
| 83 |
77 North Cascades |
< 5 |
| 84 |
33 East Central Texas Plains |
< 5 |
| 85 |
63 Middle Atlantic Coastal Plain |
< 5 |
| 86 |
106 Interior Bottomlands |
< 5 |
| 87 |
36 Ouachita Mountains |
< 5 |