Ecological Regions: Level 2 Labels
North AmericaPhysical EnvironmentLevel 2 Ecological Regions of North America. There are more than 50 such regions, which are areas of general similarity in ecosystems and in the type, quality, and quantity of environmental resources.
EPAA map shows ecological regions in North America with Level-2 regions marked by black dots. Regions include Taiga and Alaska Boreal Interior in the northwest; Temperate Prairies and others in the Great Plains; and regions in Mexico like Sierra Los Tuxtlas.
ALASKA BOREAL INTERIOR | ALASKA TUNDRA | ARCTIC CORDILLERA | ATLANTIC HIGHLANDS | BOREAL CORDILLERA | BOREAL PLAIN | BROOKS RANGE TUNDRA | CENTRAL USA PLAINS | COLD DESERTS | EVERGLADES | HUDSON PLAIN | MARINE WEST COAST FOREST | MEDITERRANEAN CALIFORNIA | MISSISSIPPI ALLUVIAL AND SOUTHEAST USA COASTAL PLAINS | MIXED WOOD PLAINS | MIXED WOOD SHIELD | NORTHERN ARCTIC | OZARK/OUACHITA-APPALACHIAN FORESTS | SOFTWOOD SHIELD | SOUTH CENTRAL SEMIARID PRAIRIES | SOUTHEASTERN USA PLAINS | SOUTHERN ARCTIC | TAIGA CORDILLERA | TAIGA PLAIN | TAIGA SHIELD | TEMPERATE PRAIRIES | TEXAS-LOUISIANA COASTAL PLAIN | UPPER GILA MOUNTAINS | WARM DESERTS | WEST-CENTRAL SEMIARID PRAIRIES | WESTERN CORDILLERA | WESTERN SIERRA MADRE PIEDMONT | Class | Rank | Value | Coastal Plain | Prairie | South Central | Central | Southwest | East Central | North Central | Upper Plains | Coastal | South Central | East Central | Gulf | Upper Delta | Southeast | Northeast | Southwest | East Central | South Central | Southeast | Southwest | Central | Northwest | Central | Northern Valley | South Central | West Central | East Central | North Central | Southeast | Southeast | Piedmont Plateau | Lower Delta | Southwest | Eastern | Northwest | Northeast | Appalachian Mountain | Eastern | Eastern Valley | East Texas | Northwest | West Central | Bootheel | Middle | Northeast | Cumberland Plateau | Northeast | Arkansas Drainage | Western | South Central | Western | Western | Southern Mountains | Southwestern | Edwards Plateau | West Olympic Coast | Puget Sound Lowlands | Central | North Central | Southeast | North Central | Southern | North | East Ozarks | Southeast | Panhandle | Central | West Ozarks | Northwest | West | Southern Coastal Plain | Willamette Valley | Allegheny Plateau | Southeast | Southwestern Mountain | North Central | North Central | East Southeast | Central | Northeastern | Northwestern | East Olympic Cascade Foothills | Lower Valley | Mountain | Southeast | Southwest | West Central | Central | Southwestern Valleys | North Central | Central | Central | West Central | East Central | Northeast | Southwest Plateau | Upper Snake River Plains | West Central | Dixie | Southwest | West Central | North Central | West Central | East Central | South Central | Southwest | Platte Drainage | Blue Grass | South Central | Northwestern | Eastern Highlands | Low Rolling Plains | Northern Cascades | North Central | Northeast | Southwest | West Southwest | East Central | South Central | North Central | Coastal Area | North Coast Drainage | North Central | Southeast | High Plains | Central Mountain | Northern Coastal Plain | Rio Grande Drainage | Southwest | Central Mountains | West Central Plains | South Central | Sacramento Drainage | Northwest Prairie | Southeast | Northeast Prairie | South Central | Southwestern Highlands | Northwest | Snake Drainage | East | Northern Mountains | Southeast | Southern | South Central | Southwestern Valleys | Northwestern Plateau | Northeast | Upper Coast | Southern Desert | East Central | Tidewater | South Central Mountains | North Central Canyons | Central Coastal Plain | Northwest | Northern Mountains | South | South Central | Northeast Interior Basins | Western Piedmont | Panhandle | Northeastern Plains | Central Piedmont | San Joaquin Drainage | Southern Piedmont | Northwest | Southwestern Mountains | North Central Prairies | Central | Green and Bear Drainage | Central Hills | North Central | Eastern Piedmont | Northwest | Trans Pecos | Northeast | Southeast | West Central | Southwest | North Central | Southwest | Central | West Central | Central | South Central | Extreme Southern | Northeast | Cheyenne Niobrara Drainage | Okanogan Big Bend | Southeast Desert Basins | Northern Piedmont | Central Coast Drainage | Southwest | Northern Mountains | Central Plains | Everglades and Southwest Coast | Southeast | Lower Platte | Northwest | High Plateau | Southeastern Plains | Northeast | Upper Platte | Northeast Hills | Northeastern | Northwest | Central Highlands | Central Valley | Cascade Mountains West | Kansas Drainage | South Central | Northeast | Wind River | Northeastern Valleys | Black Hills | North Central | Northwest Plateau | Southwestern | Central Basin | East Central | Northwest | Western Plateau | Lower Southern | Central Mountains | Northeast | South Central | Northeastern | Colorado Drainage | North Central | Upper Southern | Lower East Coast | Middle Susquehanna | Aleutians | Appalachian Mountains | Northeast | Palouse Blue Mountains | Southeastern Shore | North Central | Central | East Slope Cascades | Northeast | Yellowstone Drainage | Southwest Lower | Northeastern Shore | East Central | Southeast | Upper Susquehanna | Lower Susquehanna | Big Horn | South Panhandle | Central Eastern Shore | Belle Fourche Drainage | Panhandle | Powder, Little Mo and Tongue Drainages | North Central | South Central | Northern | North Central | South Central | Uinta Basin | Southwest | Central Lakes | South Coast Drainage | South Central Lower | East Upper | South Central | Eastern Plateau | Southeast Lower | Southeast | Southwest | Great Lakes | Southeast | Western | Southern | Northeast Gulf | Southeastern | Southwest | Central | Mohawk Valley | Northwest | West Central Lower | East Central | West | Southeast | Southeastern Piedmont | East Central Lower | Northern | Northwest | East Central Mountains | Pocono Mountains | Coastal | Coastal | Central | Central | South Central | Coastal | North Central | Central Lower | South | Rhode Island (Entire State) | West Upper | Northeast | Central | Southern | East Central | Coastal | Coastal | Northeastern | Hudson Valley | North Central | Southeastern | Northeast Lower | Southwest | West Central | Northern | Northeast | Champlain Valley | Northern Plateau | Northwest Lower | Central | South Interior | North | Northwest Gulf | North | Northeastern | Western | West Central | Northwest | East Central | North Central | Northeast | Southeast | Central | Northwest | Central | South Central | West Central | Northeast | North Central | Cook Inlet | Southeast Interior | St | East Central | Northwest | North Central | Bristol Bay | West Coast | Northeast Interior | Central Interior | North Slope | |
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2 | 8 | 4.5 | 1.5 | 8 | 1 | 1 | 1 | 1 | 1 | 1 | 2.5 | 1 | 1 | 1 | 1 | 8 | 1 | 1.3333333333333333 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1.3333333333333333 | 1 |