Ecoregions
17 WWF terrestrial ecoregions
Biodiversity Heatmap
Species count by biogeographic realm and taxonomic class
| Realm | Acidimicrobiia | Acidobacteriae | Aconoidasida | Actinomycetia | Actinopterygii | Aenigmatarchaeia | Agaricomycetes | Alphaproteobacteria |
|---|---|---|---|---|---|---|---|---|
| Afrotropic | — | — | 1 | — | — | — | 1 | — |
| Australasia | — | — | — | — | 1 | — | — | — |
| Indomalaya | — | — | — | — | 1 | — | 1 | — |
| Nearctic | — | — | — | — | — | — | — | — |
| Neotropic | — | — | — | — | — | — | 1 | — |
| Oceania | — | — | — | — | 1 | — | — | — |
| Palearctic | — | — | — | — | 1 | — | 1 | — |
| Antarctic | — | — | — | — | — | — | — | — |
Low
High
Temperate Broadleaf & Mixed Forests (17)
Allegheny Highlands forests
NA0401
Nearctic
73238 km²
Appalachian mixed mesophytic forests
NA0402
Nearctic
181485 km²
Appalachian-Blue Ridge forests
NA0403
Nearctic
163311 km²
East Central Texas forests
NA0405
Nearctic
55753 km²
Eastern Great Lakes lowland forests
NA0407
Nearctic
129943 km²
Gulf of St. Lawrence lowland forests
NA0408
Nearctic
36257 km²
Mississippi lowland forests
NA0409
Nearctic
116119 km²
New England-Acadian forests
NA0410
Nearctic
334383 km²
Ozark Mountain forests
NA0412
Nearctic
69495 km²
Southern Great Lakes forests
NA0414
Nearctic
227945 km²
Western Great Lakes forests
NA0416
Nearctic
290091 km²
Appalachian Piedmont forests
NA04330
Nearctic
166117 km²
Eastern Canadian Forest-Boreal transition
NA04333
Nearctic
318861 km²
Interior Plateau US Hardwood Forests
NA04336
Nearctic
123527 km²
Northeast US Coastal forests
NA04339
Nearctic
73433 km²
Ozark Highlands mixed forests
NA04340
Nearctic
106391 km²
Upper Midwest US forest-savanna transition
NA04343
Nearctic
136417 km²