Nearctic Ecozone - Nearctic Terrestrial Ecoregions

Nearctic Terrestrial Ecoregions

Nearctic Tropical and subtropical dry broadleaf forests
Sonoran-Sinaloan transition subtropical dry forest	Mexico

Nearctic Tropical and subtropical coniferous forests
Bermuda subtropical conifer forests	Bermuda
Sierra Madre Occidental pine-oak forests	Mexico, United States
Sierra Madre Oriental pine-oak forests	Mexico, United States

Nearctic Temperate broadleaf and mixed forests
Allegheny Highlands forests	United States
Appalachian mixed mesophytic forests	United States
Appalachian-Blue Ridge forests	United States
California mixed evergreen forest	United States
Central U.S. hardwood forests	United States
East Central Texas forests	United States
Eastern forest-boreal transition	Canada, United States
Eastern Great Lakes lowland forests	Canada, United States
Gulf of St. Lawrence lowland forests	Canada
Lac Saint-Jean and Saguenay valley forests	Canada
Mississippi lowland forests	United States
New England-Acadian forests	Canada, United States
Northeastern coastal forests	United States
Ozark Mountain forests	United States
Southeastern mixed forests	United States
Southern Great Lakes forests	United States
Upper Midwest forest-savanna transition	United States
Western Great Lakes forests	Canada, United States
Willamette Valley forests	United States

Nearctic Temperate coniferous forests
Alberta Mountain forests	Canada
Alberta-British Columbia foothills forests	Canada
Arizona Mountains forests	United States
Atlantic coastal pine barrens	United States
Blue Mountains forests	United States
British Columbia mainland coastal forests	Canada, United States
Cascade Mountains leeward forests	Canada, United States
Central and Southern Cascades forests	United States
Central British Columbia Mountain forests	Canada
Central Mexican Volcanoes forests	Mexico
Central Pacific coastal forests	Canada, United States
Colorado Rockies forests	United States
Eastern Cascades forests	Canada, United States
Fraser Plateau and Basin complex	Canada
Great Basin montane forests	United States
Klamath-Siskiyou forests	United States
Maritime Coast Range Ponderosa Pine forests	United States
Middle Atlantic coastal forests	United States
North Central Rockies forests	Canada, United States
Northern California coastal forests	United States
Northern Pacific coastal forests	Canada, United States
Northern transitional alpine forests	Canada
Okanogan dry forests	Canada, United States
Piney Woods forests	United States
Puget lowland forests	Canada, United States
Queen Charlotte Islands	Canada
Sierra Juarez and San Pedro Martir pine-oak forests	Mexico
Sierra Nevada forests	United States
South Central Rockies forests	United States
Southeastern conifer forests	United States
Wasatch and Uinta montane forests	United States

Nearctic Boreal forests/taiga
Alaska Peninsula montane taiga	United States
Central Canadian Shield forests	Canada, United States
Cook Inlet taiga	United States
Copper Plateau taiga	United States
Eastern Canadian forests	Canada
Eastern Canadian Shield taiga	Canada
Interior Alaska-Yukon lowland taiga	Canada, United States
Mid-Continental Canadian forests	Canada
Midwestern Canadian Shield forests	Canada, United States
Muskwa-Slave Lake forests	Canada
Newfoundland Highland forests	Canada
Northern Canadian Shield taiga	Canada
Northern Cordillera forests	Canada
Northwest Territories taiga	Canada
South Avalon-Burin oceanic barrens	Canada
Northern Lake Superior Taiga	United States, Canada
Southern Hudson Bay taiga	Canada
Yukon Interior dry forests	Canada

Nearctic Tropical and subtropical grasslands, savannas, and shrublands
Pre-Columbian savannas of North America (greatly declined)	Canada, United States
Eastern savannas of the United States (greatly declined)	United States
Central Hardwood Region	United States
Western Gulf coastal grasslands	Mexico, United States

Nearctic Temperate grasslands, savannas, and shrublands
California Central Valley grasslands	United States
Canadian aspen forests and parklands	Canada, United States
Central and Southern mixed grasslands	United States
Central forest-grasslands transition	United States
Central tall grasslands	United States
Columbia Plateau	United States
Edwards Plateau savanna	United States
Flint Hills tall grasslands	United States
Montana valley and foothill grasslands	United States
Nebraska Sand Hills mixed grasslands	United States
Northern mixed grasslands	Canada, United States
Northern short grasslands	Canada, United States
Northern tall grasslands	Canada, United States
Palouse grasslands	United States
Texas blackland prairies	United States
Western short grasslands	United States

Nearctic Tundra
Alaska-St. Elias Range tundra	Canada, United States
Aleutian Islands tundra	United States
Arctic coastal tundra	Canada, United States
Arctic foothills tundra	Canada, United States
Baffin coastal tundra	Canada
Beringia lowland tundra	United States
Beringia upland tundra	United States
Brooks-British Range tundra	Canada, United States
Davis Highlands tundra	Canada
High Arctic tundra	Canada
Interior Yukon-Alaska alpine tundra	Canada, United States
Kalaallit Nunaat high arctic tundra	Greenland
Kalaallit Nunaat low arctic tundra	Greenland
Low Arctic tundra	Canada
Middle Arctic tundra	Canada
Ogilvie-MacKenzie alpine tundra	Canada, United States
Pacific Coastal Mountain icefields and tundra	Canada, United States
Torngat Mountain tundra	Canada

Nearctic Mediterranean forests, woodlands, and scrub
California coastal sage and chaparral	Mexico, United States
California interior chaparral and woodlands	United States
California montane chaparral and woodlands	United States

Nearctic Deserts and xeric shrublands
Baja California desert	Mexico
Central Mexican matorral	Mexico
Chihuahuan desert	Mexico, United States
Colorado Plateau shrublands	United States
Great Basin shrub steppe	United States
Gulf of California xeric scrub	Mexico
Meseta Central matorral	Mexico
Mojave desert	United States
Okanagan (South) shrub steppe	Canada
Snake-Columbia shrub steppe	United States
Sonoran desert	Mexico, United States
Tamaulipan matorral	Mexico
Tamaulipan mezquital	Mexico
Wyoming Basin shrub steppe	United States

Biomes and ecozones

Terrestrial
biomes

Polar/montane	Tundra Taiga, Boreal forests Montane grasslands and shrublands

Temperate	Coniferous forests Broadleaf and mixed forests Grasslands, savannas, and shrublands

(Sub)tropical	Coniferous forests Moist broadleaf forests Dry broadleaf forests Grasslands, savannas, and shrublands

Dry	Mediterranean forests, woodlands, and scrub Deserts and xeric shrublands

Wet	Flooded grasslands and savannas Riparian Wetland