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Legend (Deposition/Overlays)

Level 1 Ecoregions (0)
0 WATER 0 WATER
1 ARCTIC CORDILLERA 1 ARCTIC CORDILLERA
10 NORTH AMERICAN DESERTS 10 NORTH AMERICAN DESERTS
11 MEDITERRANEAN CALIFORNIA 11 MEDITERRANEAN CALIFORNIA
12 SOUTHERN SEMIARID HIGHLANDS 12 SOUTHERN SEMIARID HIGHLANDS
13 TEMPERATE SIERRAS 13 TEMPERATE SIERRAS
14 TROPICAL DRY FORESTS 14 TROPICAL DRY FORESTS
15 TROPICAL WET FORESTS 15 TROPICAL WET FORESTS
2 TUNDRA 2 TUNDRA
3 TAIGA 3 TAIGA
4 HUDSON PLAIN 4 HUDSON PLAIN
5 NORTHERN FORESTS 5 NORTHERN FORESTS
6 NORTHWESTERN FORESTED MOUNTAINS 6 NORTHWESTERN FORESTED MOUNTAINS
7 MARINE WEST COAST FOREST 7 MARINE WEST COAST FOREST
8 EASTERN TEMPERATE FORESTS 8 EASTERN TEMPERATE FORESTS
9 GREAT PLAINS 9 GREAT PLAINS
Level 2 Ecoregions (1)
0.0 WATER 0.0 WATER
1.1 ARCTIC CORDILLERA 1.1 ARCTIC CORDILLERA
10.1 COLD DESERTS 10.1 COLD DESERTS
10.2 WARM DESERTS 10.2 WARM DESERTS
11.1 MEDITERRANEAN CALIFORNIA 11.1 MEDITERRANEAN CALIFORNIA
12.1 WESTERN SIERRA MADRE PIEDMONT 12.1 WESTERN SIERRA MADRE PIEDMONT
12.2 MEXICAN HIGH PLATEAU 12.2 MEXICAN HIGH PLATEAU
13.1 UPPER GILA MOUNTAINS 13.1 UPPER GILA MOUNTAINS
13.2 WESTERN SIERRA MADRE 13.2 WESTERN SIERRA MADRE
13.3 EASTERN SIERRA MADRE 13.3 EASTERN SIERRA MADRE
13.4 TRANSVERSAL NEO-VOLCANIC SYSTEM 13.4 TRANSVERSAL NEO-VOLCANIC SYSTEM
13.5 SOUTHERN SIERRA MADRE 13.5 SOUTHERN SIERRA MADRE
13.6 CENTRAL AMERICAN SIERRA MADRE AND CHIAPAS HIGHLANDS 13.6 CENTRAL AMERICAN SIERRA MADRE AND CHIAPAS HIGHLANDS
14.1 DRY GULF OF MEXICO COASTAL PLAINS AND HILLS 14.1 DRY GULF OF MEXICO COASTAL PLAINS AND HILLS
14.2 NORTHWESTERN PLAIN OF THE YUCATAN PENINSULA 14.2 NORTHWESTERN PLAIN OF THE YUCATAN PENINSULA
14.3 WESTERN PACIFIC COASTAL PLAIN, HILLS AND CANYONS 14.3 WESTERN PACIFIC COASTAL PLAIN, HILLS AND CANYONS
14.4 INTERIOR DEPRESSIONS 14.4 INTERIOR DEPRESSIONS
14.5 SOUTHERN PACIFIC COASTAL PLAIN AND HILLS 14.5 SOUTHERN PACIFIC COASTAL PLAIN AND HILLS
14.6 SIERRA AND PLAINS OF EL CABO 14.6 SIERRA AND PLAINS OF EL CABO
15.1 HUMID GULF OF MEXICO COASTAL PLAINS AND HILLS 15.1 HUMID GULF OF MEXICO COASTAL PLAINS AND HILLS
15.2 PLAIN AND HILLS OF THE YUCATAN PENINSULA 15.2 PLAIN AND HILLS OF THE YUCATAN PENINSULA
15.3 SIERRA LOS TUXTLAS 15.3 SIERRA LOS TUXTLAS
15.4 EVERGLADES 15.4 EVERGLADES
15.5 WESTERN PACIFIC PLAIN AND HILLS 15.5 WESTERN PACIFIC PLAIN AND HILLS
15.6 COASTAL PLAIN AND HILLS OF SOCONUSCO 15.6 COASTAL PLAIN AND HILLS OF SOCONUSCO
2.1 NORTHERN ARCTIC 2.1 NORTHERN ARCTIC
2.2 ALASKA TUNDRA 2.2 ALASKA TUNDRA
2.3 BROOKS RANGE TUNDRA 2.3 BROOKS RANGE TUNDRA
2.4 SOUTHERN ARCTIC 2.4 SOUTHERN ARCTIC
3.1 ALASKA BOREAL INTERIOR 3.1 ALASKA BOREAL INTERIOR
3.2 TAIGA CORDILLERA 3.2 TAIGA CORDILLERA
3.3 TAIGA PLAIN 3.3 TAIGA PLAIN
3.4 TAIGA SHIELD 3.4 TAIGA SHIELD
4.1 HUDSON PLAIN 4.1 HUDSON PLAIN
5.1 SOFTWOOD SHIELD 5.1 SOFTWOOD SHIELD
5.2 MIXED WOOD SHIELD 5.2 MIXED WOOD SHIELD
5.3 ATLANTIC HIGHLANDS 5.3 ATLANTIC HIGHLANDS
5.4 BOREAL PLAIN 5.4 BOREAL PLAIN
6.1 BOREAL CORDILLERA 6.1 BOREAL CORDILLERA
6.2 WESTERN CORDILLERA 6.2 WESTERN CORDILLERA
7.1 MARINE WEST COAST FOREST 7.1 MARINE WEST COAST FOREST
8.1 MIXED WOOD PLAINS 8.1 MIXED WOOD PLAINS
8.2 CENTRAL USA PLAINS 8.2 CENTRAL USA PLAINS
8.3 SOUTHEASTERN USA PLAINS 8.3 SOUTHEASTERN USA PLAINS
8.4 OZARK/OUACHITA-APPALACHIAN FORESTS 8.4 OZARK/OUACHITA-APPALACHIAN FORESTS
8.5 MISSISSIPPI ALLUVIAL AND SOUTHEAST USA COASTAL PLAINS 8.5 MISSISSIPPI ALLUVIAL AND SOUTHEAST USA COASTAL PLAINS
9.2 TEMPERATE PRAIRIES 9.2 TEMPERATE PRAIRIES
9.3 WEST-CENTRAL SEMIARID PRAIRIES 9.3 WEST-CENTRAL SEMIARID PRAIRIES
9.4 SOUTH CENTRAL SEMIARID PRAIRIES 9.4 SOUTH CENTRAL SEMIARID PRAIRIES
9.5 TEXAS-LOUISIANA COASTAL PLAIN 9.5 TEXAS-LOUISIANA COASTAL PLAIN
9.6 TAMAULIPAS-TEXAS SEMIARID PLAIN 9.6 TAMAULIPAS-TEXAS SEMIARID PLAIN
Level 3 Ecoregions (2)
0.0.0 Water 0.0.0 Water
1.1.1 Ellesmere and Devon Islands Ice Caps 1.1.1 Ellesmere and Devon Islands Ice Caps
1.1.2 Baffin and Torngat Mountains 1.1.2 Baffin and Torngat Mountains
10.1.1 Thompson-Okanogan Plateau 10.1.1 Thompson-Okanogan Plateau
10.1.2 Columbia Plateau 10.1.2 Columbia Plateau
10.1.3 Northern Basin and Range 10.1.3 Northern Basin and Range
10.1.4 Wyoming Basin 10.1.4 Wyoming Basin
10.1.5 Central Basin and Range 10.1.5 Central Basin and Range
10.1.6 Colorado Plateaus 10.1.6 Colorado Plateaus
10.1.7 Arizona/New Mexico Plateau 10.1.7 Arizona/New Mexico Plateau
10.1.8 Snake River Plain 10.1.8 Snake River Plain
10.2.1 Mojave Basin and Range 10.2.1 Mojave Basin and Range
10.2.2 Sonoran Desert 10.2.2 Sonoran Desert
10.2.3 Baja Californian Desert 10.2.3 Baja Californian Desert
10.2.4 Chihuahuan Desert 10.2.4 Chihuahuan Desert
11.1.1 California Coastal Sage, Chaparral, and Oak Woodlands 11.1.1 California Coastal Sage, Chaparral, and Oak Woodlands
11.1.2 Central California Valley 11.1.2 Central California Valley
11.1.3 Southern and Baja California Pine-Oak Mountains 11.1.3 Southern and Baja California Pine-Oak Mountains
12.1.1 Madrean Archipelago 12.1.1 Madrean Archipelago
12.1.2 Piedmonts and Plains with Grasslands, Xeric Shrub, and Oak and Conifer Forests 12.1.2 Piedmonts and Plains with Grasslands, Xeric Shrub, and Oak and Conifer Forests
12.2.1 Hills and Interior Plains with Xeric Shrub and Mesquite Low Forest 12.2.1 Hills and Interior Plains with Xeric Shrub and Mesquite Low Forest
13.1.1 Arizona/New Mexico Mountains 13.1.1 Arizona/New Mexico Mountains
13.2.1 Sierra Madre Occidental with Conifer, Oak, and Mixed Forests 13.2.1 Sierra Madre Occidental with Conifer, Oak, and Mixed Forests
13.3.1 Sierra Madre Oriental with Conifer, Oak, and Mixed Forests 13.3.1 Sierra Madre Oriental with Conifer, Oak, and Mixed Forests
13.4.1 Interior Plains and Piedmonts with Grasslands and Xeric Shrub 13.4.1 Interior Plains and Piedmonts with Grasslands and Xeric Shrub
13.4.2 Hills and Sierras with Conifer, Oak, and Mixed Forests 13.4.2 Hills and Sierras with Conifer, Oak, and Mixed Forests
13.5.1 Sierras of Jalisco and Michoacan with Conifer, Oak, and Mixed Forests 13.5.1 Sierras of Jalisco and Michoacan with Conifer, Oak, and Mixed Forests
13.5.2 Sierras of Guerrero and Oaxaca with Conifer, Oak, and Mixed Forests 13.5.2 Sierras of Guerrero and Oaxaca with Conifer, Oak, and Mixed Forests
13.6.1 Central American Sierra Madre with Conifer, Oak, and Mixed Forests 13.6.1 Central American Sierra Madre with Conifer, Oak, and Mixed Forests
13.6.2 Chiapas Highlands with Conifer, Oak, and Mixed Forest 13.6.2 Chiapas Highlands with Conifer, Oak, and Mixed Forest
14.1.1 Coastal Plain with Low Tropical Deciduous Forest 14.1.1 Coastal Plain with Low Tropical Deciduous Forest
14.1.2 Hills and Sierra with Low Tropical Deciduous Forest and Oak Forest 14.1.2 Hills and Sierra with Low Tropical Deciduous Forest and Oak Forest
14.2.1 Northwestern Yucatan Plain with Low Tropical Deciduous Forest 14.2.1 Northwestern Yucatan Plain with Low Tropical Deciduous Forest
14.3.1 Sinaloa Coastal Plain with Low Thorn Tropical Forest and Wetlands 14.3.1 Sinaloa Coastal Plain with Low Thorn Tropical Forest and Wetlands
14.3.2 Sinaloa and Sonora Hills and Canyons with Xeric Shrub and Low Tropical Deciduous Forest 14.3.2 Sinaloa and Sonora Hills and Canyons with Xeric Shrub and Low Tropical Deciduous Forest
14.4.1 Balsas Depression with Low Tropical Deciduous Forest and Xerophytic Shrub 14.4.1 Balsas Depression with Low Tropical Deciduous Forest and Xerophytic Shrub
14.4.2 Chiapas Depression with Low Deciduous and Medium Semi-Deciduous Tropical Forest 14.4.2 Chiapas Depression with Low Deciduous and Medium Semi-Deciduous Tropical Forest
14.4.3 Valleys and Depressions with Xeric Shrub and Low Tropical Deciduous Forest 14.4.3 Valleys and Depressions with Xeric Shrub and Low Tropical Deciduous Forest
14.5.1 Tehuantepec Canyon and Plain with Low Tropical Deciduous Forest and Low Thorn Tropical Forest 14.5.1 Tehuantepec Canyon and Plain with Low Tropical Deciduous Forest and Low Thorn Tropical Forest
14.5.2 South Pacific Hills and Piedmonts with Low Tropical Deciduous Forest 14.5.2 South Pacific Hills and Piedmonts with Low Tropical Deciduous Forest
14.6.1 Los Cabos Plains and Hills with Low Tropical Deciduous Forest and Xeric Shrub 14.6.1 Los Cabos Plains and Hills with Low Tropical Deciduous Forest and Xeric Shrub
14.6.2 La Laguna Mountains with Oak and Conifer Forest 14.6.2 La Laguna Mountains with Oak and Conifer Forest
15.1.1 Gulf of Mexico Coastal Plain with Wetlands and High Tropical Rain Forest 15.1.1 Gulf of Mexico Coastal Plain with Wetlands and High Tropical Rain Forest
15.1.2 Hills with Medium and High Evergreen Tropical Forest 15.1.2 Hills with Medium and High Evergreen Tropical Forest
15.2.1 Plain with Low and Medium Deciduous Tropical Forest 15.2.1 Plain with Low and Medium Deciduous Tropical Forest
15.2.2 Plain with Medium and High Semi-Evergreen Tropical Forest 15.2.2 Plain with Medium and High Semi-Evergreen Tropical Forest
15.2.3 Hills with High and Medium Semi-Evergreen Tropical Forest 15.2.3 Hills with High and Medium Semi-Evergreen Tropical Forest
15.3.1 Los Tuxtlas Sierra with High Evergreen Tropical Forest 15.3.1 Los Tuxtlas Sierra with High Evergreen Tropical Forest
15.4.1 Southern Florida Coastal Plain 15.4.1 Southern Florida Coastal Plain
15.5.1 Nayarit and Sinaloa Plain with Low Thorn Tropical Forest 15.5.1 Nayarit and Sinaloa Plain with Low Thorn Tropical Forest
15.5.2 Jalisco and Nayarit Hills and Plains with Medium Semi-Evergreen Tropical Forest 15.5.2 Jalisco and Nayarit Hills and Plains with Medium Semi-Evergreen Tropical Forest
15.6.1 Coastal Plain and Hills with High and Medium-High Evergreen Tropical Forest and Wetlands 15.6.1 Coastal Plain and Hills with High and Medium-High Evergreen Tropical Forest and Wetlands
2.1.1 Sverdrup Islands Lowland 2.1.1 Sverdrup Islands Lowland
2.1.2 Ellesmere Mountains and Eureka Hills 2.1.2 Ellesmere Mountains and Eureka Hills
2.1.3 Parry Islands Plateau 2.1.3 Parry Islands Plateau
2.1.4 Lancaster and Borden Peninsula Plateaus 2.1.4 Lancaster and Borden Peninsula Plateaus
2.1.5 Foxe Uplands 2.1.5 Foxe Uplands
2.1.6 Baffin Uplands 2.1.6 Baffin Uplands
2.1.7 Gulf of Boothia and Foxe Basin Plains 2.1.7 Gulf of Boothia and Foxe Basin Plains
2.1.8 Victoria Island Lowlands 2.1.8 Victoria Island Lowlands
2.1.9 Banks Island and Amundsen Gulf Lowlands 2.1.9 Banks Island and Amundsen Gulf Lowlands
2.2.1 Arctic Coastal Plain 2.2.1 Arctic Coastal Plain
2.2.2 Arctic Foothills 2.2.2 Arctic Foothills
2.2.3 Subarctic Coastal Plains 2.2.3 Subarctic Coastal Plains
2.2.4 Seward Peninsula 2.2.4 Seward Peninsula
2.2.5 Bristol Bay-Nushagak Lowlands 2.2.5 Bristol Bay-Nushagak Lowlands
2.2.6 Aleution Islands 2.2.6 Aleution Islands
2.3.1 Brooks Range/Richardson Mountains 2.3.1 Brooks Range/Richardson Mountains
2.4.1 Amundsen Plains 2.4.1 Amundsen Plains
2.4.2 Aberdeen Plains 2.4.2 Aberdeen Plains
2.4.3 Central Ungava Peninsula and Ottawa and Belcher Islands 2.4.3 Central Ungava Peninsula and Ottawa and Belcher Islands
2.4.4 Queen Maud Gulf and Chantrey Inlet Lowlands 2.4.4 Queen Maud Gulf and Chantrey Inlet Lowlands
3.1.1 Interior Forested Lowlands and Uplands 3.1.1 Interior Forested Lowlands and Uplands
3.1.2 Interior Bottomlands 3.1.2 Interior Bottomlands
3.1.3 Yukon Flats 3.1.3 Yukon Flats
3.2.1 Ogilvie Mountains 3.2.1 Ogilvie Mountains
3.2.2 Mackenzie and Selwyn Mountains 3.2.2 Mackenzie and Selwyn Mountains
3.2.3 Peel River and Nahanni Plateaus 3.2.3 Peel River and Nahanni Plateaus
3.3.1 Great Bear Plains 3.3.1 Great Bear Plains
3.3.2 Hay and Slave River Lowlands 3.3.2 Hay and Slave River Lowlands
3.4.1 Kazan River and Selwyn Lake Uplands 3.4.1 Kazan River and Selwyn Lake Uplands
3.4.2 La Grande Hills and New Quebec Central Plateau 3.4.2 La Grande Hills and New Quebec Central Plateau
3.4.3 Smallwood Uplands 3.4.3 Smallwood Uplands
3.4.4 Ungava Bay Basin and George Plateau 3.4.4 Ungava Bay Basin and George Plateau
3.4.5 Coppermine River and Tazin Lake Uplands 3.4.5 Coppermine River and Tazin Lake Uplands
4.1.1 Coastal Hudson Bay Lowland 4.1.1 Coastal Hudson Bay Lowland
4.1.2 Hudson Bay and James Bay Lowlands 4.1.2 Hudson Bay and James Bay Lowlands
5.1.1 Athabasca Plain and Churchill River Upland 5.1.1 Athabasca Plain and Churchill River Upland
5.1.2 Lake Nipigon and Lac Seul Upland 5.1.2 Lake Nipigon and Lac Seul Upland
5.1.3 Central Laurentians and Mecatina Plateau 5.1.3 Central Laurentians and Mecatina Plateau
5.1.4 Newfoundland Island 5.1.4 Newfoundland Island
5.1.5 Hayes River Upland and Big Trout Lake 5.1.5 Hayes River Upland and Big Trout Lake
5.1.6 Abitibi Plains and Riviere Rupert Plateau 5.1.6 Abitibi Plains and Riviere Rupert Plateau
5.2.1 Northern Lakes and Forests 5.2.1 Northern Lakes and Forests
5.2.2 Northern Minnesota Wetlands 5.2.2 Northern Minnesota Wetlands
5.2.3 Algonquin/Southern Laurentians 5.2.3 Algonquin/Southern Laurentians
5.3.1 Northern Appalachian and Atlantic Maritime Highlands 5.3.1 Northern Appalachian and Atlantic Maritime Highlands
5.3.3 North Central Appalachians 5.3.3 North Central Appalachians
5.4.1 Mid-Boreal Uplands and Peace-Wabaska Lowlands 5.4.1 Mid-Boreal Uplands and Peace-Wabaska Lowlands
5.4.2 Clear Hills and Western Alberta Upland 5.4.2 Clear Hills and Western Alberta Upland
5.4.3 Mid-Boreal Lowland and Interlake Plain 5.4.3 Mid-Boreal Lowland and Interlake Plain
6.1.1 Interior Highlands and Klondike Plateau 6.1.1 Interior Highlands and Klondike Plateau
6.1.2 Alaska Range 6.1.2 Alaska Range
6.1.3 Copper Plateau 6.1.3 Copper Plateau
6.1.4 Wrangell and St. Elias Mountains 6.1.4 Wrangell and St. Elias Mountains
6.1.5 Watson Highlands 6.1.5 Watson Highlands
6.1.6 Yukon-Stikine Highlands/Boreal Mountains and Plateaus 6.1.6 Yukon-Stikine Highlands/Boreal Mountains and Plateaus
6.2.1 Skeena-Omineca-Central Canadian Rocky Mountains 6.2.1 Skeena-Omineca-Central Canadian Rocky Mountains
6.2.10 Middle Rockies 6.2.10 Middle Rockies
6.2.11 Klamath Mountains 6.2.11 Klamath Mountains
6.2.12 Sierra Nevada 6.2.12 Sierra Nevada
6.2.13 Wasatch and Uinta Mountains 6.2.13 Wasatch and Uinta Mountains
6.2.14 Southern Rockies 6.2.14 Southern Rockies
6.2.15 Idaho Batholith 6.2.15 Idaho Batholith
6.2.2 Chilcotin Ranges and Fraser Plateau 6.2.2 Chilcotin Ranges and Fraser Plateau
6.2.3 Columbia Mountains/Northern Rockies 6.2.3 Columbia Mountains/Northern Rockies
6.2.4 Canadian Rockies 6.2.4 Canadian Rockies
6.2.5 North Cascades 6.2.5 North Cascades
6.2.6 Cypress Upland 6.2.6 Cypress Upland
6.2.7 Cascades 6.2.7 Cascades
6.2.8 Eastern Cascades Slopes and Foothills 6.2.8 Eastern Cascades Slopes and Foothills
6.2.9 Blue Mountains 6.2.9 Blue Mountains
7.1.1 Ahklun and Kilbuck Mountains 7.1.1 Ahklun and Kilbuck Mountains
7.1.2 Alaska Peninsula Mountains 7.1.2 Alaska Peninsula Mountains
7.1.3 Cook Inlet 7.1.3 Cook Inlet
7.1.4 Pacific Coastal Mountains 7.1.4 Pacific Coastal Mountains
7.1.5 Coastal Western Hemlock-Sitka Spruce Forests 7.1.5 Coastal Western Hemlock-Sitka Spruce Forests
7.1.6 Pacific and Nass Ranges 7.1.6 Pacific and Nass Ranges
7.1.7 Strait of Georgia/Puget Lowland 7.1.7 Strait of Georgia/Puget Lowland
7.1.8 Coast Range 7.1.8 Coast Range
7.1.9 Willamette Valley 7.1.9 Willamette Valley
8.1.1 Eastern Great Lakes Lowlands 8.1.1 Eastern Great Lakes Lowlands
8.1.10 Erie Drift Plain 8.1.10 Erie Drift Plain
8.1.2 Lake Erie Lowland 8.1.2 Lake Erie Lowland
8.1.3 Northern Allegheny Plateau 8.1.3 Northern Allegheny Plateau
8.1.4 North Central Hardwood Forests 8.1.4 North Central Hardwood Forests
8.1.5 Driftless Area 8.1.5 Driftless Area
8.1.6 Southern Michigan/Northern Indiana Drift Plains 8.1.6 Southern Michigan/Northern Indiana Drift Plains
8.1.7 Northeastern Coastal Zone 8.1.7 Northeastern Coastal Zone
8.1.8 Acadian Plains and Hills 8.1.8 Acadian Plains and Hills
8.1.9 Maritime Lowlands 8.1.9 Maritime Lowlands
8.2.1 Southeastern Wisconsin Till Plains 8.2.1 Southeastern Wisconsin Till Plains
8.2.2 Huron/Erie Lake Plains 8.2.2 Huron/Erie Lake Plains
8.2.3 Central Corn Belt Plains 8.2.3 Central Corn Belt Plains
8.2.4 Eastern Corn Belt Plains 8.2.4 Eastern Corn Belt Plains
8.3.1 Northern Piedmont 8.3.1 Northern Piedmont
8.3.2 Interior River Valleys and Hills 8.3.2 Interior River Valleys and Hills
8.3.3 Interior Plateau 8.3.3 Interior Plateau
8.3.4 Piedmont 8.3.4 Piedmont
8.3.5 Southeastern Plains 8.3.5 Southeastern Plains
8.3.6 Mississippi Valley Loess Plains 8.3.6 Mississippi Valley Loess Plains
8.3.7 South Central Plains 8.3.7 South Central Plains
8.3.8 East Central Texas Plains 8.3.8 East Central Texas Plains
8.4.1 Ridge and Valley 8.4.1 Ridge and Valley
8.4.2 Central Appalachians 8.4.2 Central Appalachians
8.4.3 Western Allegheny Plateau 8.4.3 Western Allegheny Plateau
8.4.4 Blue Ridge 8.4.4 Blue Ridge
8.4.5 Ozark Highlands 8.4.5 Ozark Highlands
8.4.6 Boston Mountains 8.4.6 Boston Mountains
8.4.7 Arkansas Valley 8.4.7 Arkansas Valley
8.4.8 Ouachita Mountains 8.4.8 Ouachita Mountains
8.4.9 Southwestern Appalachians 8.4.9 Southwestern Appalachians
8.5.1 Middle Atlantic Coastal Plain 8.5.1 Middle Atlantic Coastal Plain
8.5.2 Mississippi Alluvial Plain 8.5.2 Mississippi Alluvial Plain
8.5.3 Southern Coastal Plain 8.5.3 Southern Coastal Plain
8.5.4 Atlantic Coastal Pine Barrens 8.5.4 Atlantic Coastal Pine Barrens
9.2.1 Aspen Parkland/Northern Glaciated Plains 9.2.1 Aspen Parkland/Northern Glaciated Plains
9.2.2 Lake Manitoba and Lake Agassiz Plain 9.2.2 Lake Manitoba and Lake Agassiz Plain
9.2.3 Western Corn Belt Plains 9.2.3 Western Corn Belt Plains
9.2.4 Central Irregular Plains 9.2.4 Central Irregular Plains
9.3.1 Northwestern Glaciated Plains 9.3.1 Northwestern Glaciated Plains
9.3.3 Northwestern Great Plains 9.3.3 Northwestern Great Plains
9.3.4 Nebraska Sand Hills 9.3.4 Nebraska Sand Hills
9.4.1 High Plains 9.4.1 High Plains
9.4.2 Central Great Plains 9.4.2 Central Great Plains
9.4.3 Southwestern Tablelands 9.4.3 Southwestern Tablelands
9.4.4 Flint Hills 9.4.4 Flint Hills
9.4.5 Cross Timbers 9.4.5 Cross Timbers
9.4.6 Edwards Plateau 9.4.6 Edwards Plateau
9.4.7 Texas Blackland Prairies 9.4.7 Texas Blackland Prairies
9.5.1 Western Gulf Coastal Plain 9.5.1 Western Gulf Coastal Plain
9.6.1 Southern Texas Plains/Interior Plains and Hills with Xerophytic Shrub and Oak Forest 9.6.1 Southern Texas Plains/Interior Plains and Hills with Xerophytic Shrub and Oak Forest
Class I Areas (3)
BIA BIA
FWS FWS
NPS NPS
USFS USFS
Federal Administrative Areas (7)
FWS FWS
NPS NPS
USFS USFS
Wilderness Areas (8)
FWS FWS
NPS NPS
USFS USFS
BIA Land Area Representations (16)
Counties (6)
Level 1 Ecoregions (12)
0 WATER 0 WATER
1 ARCTIC CORDILLERA 1 ARCTIC CORDILLERA
10 NORTH AMERICAN DESERTS 10 NORTH AMERICAN DESERTS
11 MEDITERRANEAN CALIFORNIA 11 MEDITERRANEAN CALIFORNIA
12 SOUTHERN SEMIARID HIGHLANDS 12 SOUTHERN SEMIARID HIGHLANDS
13 TEMPERATE SIERRAS 13 TEMPERATE SIERRAS
14 TROPICAL DRY FORESTS 14 TROPICAL DRY FORESTS
15 TROPICAL WET FORESTS 15 TROPICAL WET FORESTS
2 TUNDRA 2 TUNDRA
3 TAIGA 3 TAIGA
4 HUDSON PLAIN 4 HUDSON PLAIN
5 NORTHERN FORESTS 5 NORTHERN FORESTS
6 NORTHWESTERN FORESTED MOUNTAINS 6 NORTHWESTERN FORESTED MOUNTAINS
7 MARINE WEST COAST FOREST 7 MARINE WEST COAST FOREST
8 EASTERN TEMPERATE FORESTS 8 EASTERN TEMPERATE FORESTS
9 GREAT PLAINS 9 GREAT PLAINS
Level 2 Ecoregions (13)
0.0 WATER 0.0 WATER
1.1 ARCTIC CORDILLERA 1.1 ARCTIC CORDILLERA
10.1 COLD DESERTS 10.1 COLD DESERTS
10.2 WARM DESERTS 10.2 WARM DESERTS
11.1 MEDITERRANEAN CALIFORNIA 11.1 MEDITERRANEAN CALIFORNIA
12.1 WESTERN SIERRA MADRE PIEDMONT 12.1 WESTERN SIERRA MADRE PIEDMONT
12.2 MEXICAN HIGH PLATEAU 12.2 MEXICAN HIGH PLATEAU
13.1 UPPER GILA MOUNTAINS 13.1 UPPER GILA MOUNTAINS
13.2 WESTERN SIERRA MADRE 13.2 WESTERN SIERRA MADRE
13.3 EASTERN SIERRA MADRE 13.3 EASTERN SIERRA MADRE
13.4 TRANSVERSAL NEO-VOLCANIC SYSTEM 13.4 TRANSVERSAL NEO-VOLCANIC SYSTEM
13.5 SOUTHERN SIERRA MADRE 13.5 SOUTHERN SIERRA MADRE
13.6 CENTRAL AMERICAN SIERRA MADRE AND CHIAPAS HIGHLANDS 13.6 CENTRAL AMERICAN SIERRA MADRE AND CHIAPAS HIGHLANDS
14.1 DRY GULF OF MEXICO COASTAL PLAINS AND HILLS 14.1 DRY GULF OF MEXICO COASTAL PLAINS AND HILLS
14.2 NORTHWESTERN PLAIN OF THE YUCATAN PENINSULA 14.2 NORTHWESTERN PLAIN OF THE YUCATAN PENINSULA
14.3 WESTERN PACIFIC COASTAL PLAIN, HILLS AND CANYONS 14.3 WESTERN PACIFIC COASTAL PLAIN, HILLS AND CANYONS
14.4 INTERIOR DEPRESSIONS 14.4 INTERIOR DEPRESSIONS
14.5 SOUTHERN PACIFIC COASTAL PLAIN AND HILLS 14.5 SOUTHERN PACIFIC COASTAL PLAIN AND HILLS
14.6 SIERRA AND PLAINS OF EL CABO 14.6 SIERRA AND PLAINS OF EL CABO
15.1 HUMID GULF OF MEXICO COASTAL PLAINS AND HILLS 15.1 HUMID GULF OF MEXICO COASTAL PLAINS AND HILLS
15.2 PLAIN AND HILLS OF THE YUCATAN PENINSULA 15.2 PLAIN AND HILLS OF THE YUCATAN PENINSULA
15.3 SIERRA LOS TUXTLAS 15.3 SIERRA LOS TUXTLAS
15.4 EVERGLADES 15.4 EVERGLADES
15.5 WESTERN PACIFIC PLAIN AND HILLS 15.5 WESTERN PACIFIC PLAIN AND HILLS
15.6 COASTAL PLAIN AND HILLS OF SOCONUSCO 15.6 COASTAL PLAIN AND HILLS OF SOCONUSCO
2.1 NORTHERN ARCTIC 2.1 NORTHERN ARCTIC
2.2 ALASKA TUNDRA 2.2 ALASKA TUNDRA
2.3 BROOKS RANGE TUNDRA 2.3 BROOKS RANGE TUNDRA
2.4 SOUTHERN ARCTIC 2.4 SOUTHERN ARCTIC
3.1 ALASKA BOREAL INTERIOR 3.1 ALASKA BOREAL INTERIOR
3.2 TAIGA CORDILLERA 3.2 TAIGA CORDILLERA
3.3 TAIGA PLAIN 3.3 TAIGA PLAIN
3.4 TAIGA SHIELD 3.4 TAIGA SHIELD
4.1 HUDSON PLAIN 4.1 HUDSON PLAIN
5.1 SOFTWOOD SHIELD 5.1 SOFTWOOD SHIELD
5.2 MIXED WOOD SHIELD 5.2 MIXED WOOD SHIELD
5.3 ATLANTIC HIGHLANDS 5.3 ATLANTIC HIGHLANDS
5.4 BOREAL PLAIN 5.4 BOREAL PLAIN
6.1 BOREAL CORDILLERA 6.1 BOREAL CORDILLERA
6.2 WESTERN CORDILLERA 6.2 WESTERN CORDILLERA
7.1 MARINE WEST COAST FOREST 7.1 MARINE WEST COAST FOREST
8.1 MIXED WOOD PLAINS 8.1 MIXED WOOD PLAINS
8.2 CENTRAL USA PLAINS 8.2 CENTRAL USA PLAINS
8.3 SOUTHEASTERN USA PLAINS 8.3 SOUTHEASTERN USA PLAINS
8.4 OZARK/OUACHITA-APPALACHIAN FORESTS 8.4 OZARK/OUACHITA-APPALACHIAN FORESTS
8.5 MISSISSIPPI ALLUVIAL AND SOUTHEAST USA COASTAL PLAINS 8.5 MISSISSIPPI ALLUVIAL AND SOUTHEAST USA COASTAL PLAINS
9.2 TEMPERATE PRAIRIES 9.2 TEMPERATE PRAIRIES
9.3 WEST-CENTRAL SEMIARID PRAIRIES 9.3 WEST-CENTRAL SEMIARID PRAIRIES
9.4 SOUTH CENTRAL SEMIARID PRAIRIES 9.4 SOUTH CENTRAL SEMIARID PRAIRIES
9.5 TEXAS-LOUISIANA COASTAL PLAIN 9.5 TEXAS-LOUISIANA COASTAL PLAIN
9.6 TAMAULIPAS-TEXAS SEMIARID PLAIN 9.6 TAMAULIPAS-TEXAS SEMIARID PLAIN
Level 3 Ecoregions (14)
0.0.0 Water 0.0.0 Water
1.1.1 Ellesmere and Devon Islands Ice Caps 1.1.1 Ellesmere and Devon Islands Ice Caps
1.1.2 Baffin and Torngat Mountains 1.1.2 Baffin and Torngat Mountains
10.1.1 Thompson-Okanogan Plateau 10.1.1 Thompson-Okanogan Plateau
10.1.2 Columbia Plateau 10.1.2 Columbia Plateau
10.1.3 Northern Basin and Range 10.1.3 Northern Basin and Range
10.1.4 Wyoming Basin 10.1.4 Wyoming Basin
10.1.5 Central Basin and Range 10.1.5 Central Basin and Range
10.1.6 Colorado Plateaus 10.1.6 Colorado Plateaus
10.1.7 Arizona/New Mexico Plateau 10.1.7 Arizona/New Mexico Plateau
10.1.8 Snake River Plain 10.1.8 Snake River Plain
10.2.1 Mojave Basin and Range 10.2.1 Mojave Basin and Range
10.2.2 Sonoran Desert 10.2.2 Sonoran Desert
10.2.3 Baja Californian Desert 10.2.3 Baja Californian Desert
10.2.4 Chihuahuan Desert 10.2.4 Chihuahuan Desert
11.1.1 California Coastal Sage, Chaparral, and Oak Woodlands 11.1.1 California Coastal Sage, Chaparral, and Oak Woodlands
11.1.2 Central California Valley 11.1.2 Central California Valley
11.1.3 Southern and Baja California Pine-Oak Mountains 11.1.3 Southern and Baja California Pine-Oak Mountains
12.1.1 Madrean Archipelago 12.1.1 Madrean Archipelago
12.1.2 Piedmonts and Plains with Grasslands, Xeric Shrub, and Oak and Conifer Forests 12.1.2 Piedmonts and Plains with Grasslands, Xeric Shrub, and Oak and Conifer Forests
12.2.1 Hills and Interior Plains with Xeric Shrub and Mesquite Low Forest 12.2.1 Hills and Interior Plains with Xeric Shrub and Mesquite Low Forest
13.1.1 Arizona/New Mexico Mountains 13.1.1 Arizona/New Mexico Mountains
13.2.1 Sierra Madre Occidental with Conifer, Oak, and Mixed Forests 13.2.1 Sierra Madre Occidental with Conifer, Oak, and Mixed Forests
13.3.1 Sierra Madre Oriental with Conifer, Oak, and Mixed Forests 13.3.1 Sierra Madre Oriental with Conifer, Oak, and Mixed Forests
13.4.1 Interior Plains and Piedmonts with Grasslands and Xeric Shrub 13.4.1 Interior Plains and Piedmonts with Grasslands and Xeric Shrub
13.4.2 Hills and Sierras with Conifer, Oak, and Mixed Forests 13.4.2 Hills and Sierras with Conifer, Oak, and Mixed Forests
13.5.1 Sierras of Jalisco and Michoacan with Conifer, Oak, and Mixed Forests 13.5.1 Sierras of Jalisco and Michoacan with Conifer, Oak, and Mixed Forests
13.5.2 Sierras of Guerrero and Oaxaca with Conifer, Oak, and Mixed Forests 13.5.2 Sierras of Guerrero and Oaxaca with Conifer, Oak, and Mixed Forests
13.6.1 Central American Sierra Madre with Conifer, Oak, and Mixed Forests 13.6.1 Central American Sierra Madre with Conifer, Oak, and Mixed Forests
13.6.2 Chiapas Highlands with Conifer, Oak, and Mixed Forest 13.6.2 Chiapas Highlands with Conifer, Oak, and Mixed Forest
14.1.1 Coastal Plain with Low Tropical Deciduous Forest 14.1.1 Coastal Plain with Low Tropical Deciduous Forest
14.1.2 Hills and Sierra with Low Tropical Deciduous Forest and Oak Forest 14.1.2 Hills and Sierra with Low Tropical Deciduous Forest and Oak Forest
14.2.1 Northwestern Yucatan Plain with Low Tropical Deciduous Forest 14.2.1 Northwestern Yucatan Plain with Low Tropical Deciduous Forest
14.3.1 Sinaloa Coastal Plain with Low Thorn Tropical Forest and Wetlands 14.3.1 Sinaloa Coastal Plain with Low Thorn Tropical Forest and Wetlands
14.3.2 Sinaloa and Sonora Hills and Canyons with Xeric Shrub and Low Tropical Deciduous Forest 14.3.2 Sinaloa and Sonora Hills and Canyons with Xeric Shrub and Low Tropical Deciduous Forest
14.4.1 Balsas Depression with Low Tropical Deciduous Forest and Xerophytic Shrub 14.4.1 Balsas Depression with Low Tropical Deciduous Forest and Xerophytic Shrub
14.4.2 Chiapas Depression with Low Deciduous and Medium Semi-Deciduous Tropical Forest 14.4.2 Chiapas Depression with Low Deciduous and Medium Semi-Deciduous Tropical Forest
14.4.3 Valleys and Depressions with Xeric Shrub and Low Tropical Deciduous Forest 14.4.3 Valleys and Depressions with Xeric Shrub and Low Tropical Deciduous Forest
14.5.1 Tehuantepec Canyon and Plain with Low Tropical Deciduous Forest and Low Thorn Tropical Forest 14.5.1 Tehuantepec Canyon and Plain with Low Tropical Deciduous Forest and Low Thorn Tropical Forest
14.5.2 South Pacific Hills and Piedmonts with Low Tropical Deciduous Forest 14.5.2 South Pacific Hills and Piedmonts with Low Tropical Deciduous Forest
14.6.1 Los Cabos Plains and Hills with Low Tropical Deciduous Forest and Xeric Shrub 14.6.1 Los Cabos Plains and Hills with Low Tropical Deciduous Forest and Xeric Shrub
14.6.2 La Laguna Mountains with Oak and Conifer Forest 14.6.2 La Laguna Mountains with Oak and Conifer Forest
15.1.1 Gulf of Mexico Coastal Plain with Wetlands and High Tropical Rain Forest 15.1.1 Gulf of Mexico Coastal Plain with Wetlands and High Tropical Rain Forest
15.1.2 Hills with Medium and High Evergreen Tropical Forest 15.1.2 Hills with Medium and High Evergreen Tropical Forest
15.2.1 Plain with Low and Medium Deciduous Tropical Forest 15.2.1 Plain with Low and Medium Deciduous Tropical Forest
15.2.2 Plain with Medium and High Semi-Evergreen Tropical Forest 15.2.2 Plain with Medium and High Semi-Evergreen Tropical Forest
15.2.3 Hills with High and Medium Semi-Evergreen Tropical Forest 15.2.3 Hills with High and Medium Semi-Evergreen Tropical Forest
15.3.1 Los Tuxtlas Sierra with High Evergreen Tropical Forest 15.3.1 Los Tuxtlas Sierra with High Evergreen Tropical Forest
15.4.1 Southern Florida Coastal Plain 15.4.1 Southern Florida Coastal Plain
15.5.1 Nayarit and Sinaloa Plain with Low Thorn Tropical Forest 15.5.1 Nayarit and Sinaloa Plain with Low Thorn Tropical Forest
15.5.2 Jalisco and Nayarit Hills and Plains with Medium Semi-Evergreen Tropical Forest 15.5.2 Jalisco and Nayarit Hills and Plains with Medium Semi-Evergreen Tropical Forest
15.6.1 Coastal Plain and Hills with High and Medium-High Evergreen Tropical Forest and Wetlands 15.6.1 Coastal Plain and Hills with High and Medium-High Evergreen Tropical Forest and Wetlands
2.1.1 Sverdrup Islands Lowland 2.1.1 Sverdrup Islands Lowland
2.1.2 Ellesmere Mountains and Eureka Hills 2.1.2 Ellesmere Mountains and Eureka Hills
2.1.3 Parry Islands Plateau 2.1.3 Parry Islands Plateau
2.1.4 Lancaster and Borden Peninsula Plateaus 2.1.4 Lancaster and Borden Peninsula Plateaus
2.1.5 Foxe Uplands 2.1.5 Foxe Uplands
2.1.6 Baffin Uplands 2.1.6 Baffin Uplands
2.1.7 Gulf of Boothia and Foxe Basin Plains 2.1.7 Gulf of Boothia and Foxe Basin Plains
2.1.8 Victoria Island Lowlands 2.1.8 Victoria Island Lowlands
2.1.9 Banks Island and Amundsen Gulf Lowlands 2.1.9 Banks Island and Amundsen Gulf Lowlands
2.2.1 Arctic Coastal Plain 2.2.1 Arctic Coastal Plain
2.2.2 Arctic Foothills 2.2.2 Arctic Foothills
2.2.3 Subarctic Coastal Plains 2.2.3 Subarctic Coastal Plains
2.2.4 Seward Peninsula 2.2.4 Seward Peninsula
2.2.5 Bristol Bay-Nushagak Lowlands 2.2.5 Bristol Bay-Nushagak Lowlands
2.2.6 Aleution Islands 2.2.6 Aleution Islands
2.3.1 Brooks Range/Richardson Mountains 2.3.1 Brooks Range/Richardson Mountains
2.4.1 Amundsen Plains 2.4.1 Amundsen Plains
2.4.2 Aberdeen Plains 2.4.2 Aberdeen Plains
2.4.3 Central Ungava Peninsula and Ottawa and Belcher Islands 2.4.3 Central Ungava Peninsula and Ottawa and Belcher Islands
2.4.4 Queen Maud Gulf and Chantrey Inlet Lowlands 2.4.4 Queen Maud Gulf and Chantrey Inlet Lowlands
3.1.1 Interior Forested Lowlands and Uplands 3.1.1 Interior Forested Lowlands and Uplands
3.1.2 Interior Bottomlands 3.1.2 Interior Bottomlands
3.1.3 Yukon Flats 3.1.3 Yukon Flats
3.2.1 Ogilvie Mountains 3.2.1 Ogilvie Mountains
3.2.2 Mackenzie and Selwyn Mountains 3.2.2 Mackenzie and Selwyn Mountains
3.2.3 Peel River and Nahanni Plateaus 3.2.3 Peel River and Nahanni Plateaus
3.3.1 Great Bear Plains 3.3.1 Great Bear Plains
3.3.2 Hay and Slave River Lowlands 3.3.2 Hay and Slave River Lowlands
3.4.1 Kazan River and Selwyn Lake Uplands 3.4.1 Kazan River and Selwyn Lake Uplands
3.4.2 La Grande Hills and New Quebec Central Plateau 3.4.2 La Grande Hills and New Quebec Central Plateau
3.4.3 Smallwood Uplands 3.4.3 Smallwood Uplands
3.4.4 Ungava Bay Basin and George Plateau 3.4.4 Ungava Bay Basin and George Plateau
3.4.5 Coppermine River and Tazin Lake Uplands 3.4.5 Coppermine River and Tazin Lake Uplands
4.1.1 Coastal Hudson Bay Lowland 4.1.1 Coastal Hudson Bay Lowland
4.1.2 Hudson Bay and James Bay Lowlands 4.1.2 Hudson Bay and James Bay Lowlands
5.1.1 Athabasca Plain and Churchill River Upland 5.1.1 Athabasca Plain and Churchill River Upland
5.1.2 Lake Nipigon and Lac Seul Upland 5.1.2 Lake Nipigon and Lac Seul Upland
5.1.3 Central Laurentians and Mecatina Plateau 5.1.3 Central Laurentians and Mecatina Plateau
5.1.4 Newfoundland Island 5.1.4 Newfoundland Island
5.1.5 Hayes River Upland and Big Trout Lake 5.1.5 Hayes River Upland and Big Trout Lake
5.1.6 Abitibi Plains and Riviere Rupert Plateau 5.1.6 Abitibi Plains and Riviere Rupert Plateau
5.2.1 Northern Lakes and Forests 5.2.1 Northern Lakes and Forests
5.2.2 Northern Minnesota Wetlands 5.2.2 Northern Minnesota Wetlands
5.2.3 Algonquin/Southern Laurentians 5.2.3 Algonquin/Southern Laurentians
5.3.1 Northern Appalachian and Atlantic Maritime Highlands 5.3.1 Northern Appalachian and Atlantic Maritime Highlands
5.3.3 North Central Appalachians 5.3.3 North Central Appalachians
5.4.1 Mid-Boreal Uplands and Peace-Wabaska Lowlands 5.4.1 Mid-Boreal Uplands and Peace-Wabaska Lowlands
5.4.2 Clear Hills and Western Alberta Upland 5.4.2 Clear Hills and Western Alberta Upland
5.4.3 Mid-Boreal Lowland and Interlake Plain 5.4.3 Mid-Boreal Lowland and Interlake Plain
6.1.1 Interior Highlands and Klondike Plateau 6.1.1 Interior Highlands and Klondike Plateau
6.1.2 Alaska Range 6.1.2 Alaska Range
6.1.3 Copper Plateau 6.1.3 Copper Plateau
6.1.4 Wrangell and St. Elias Mountains 6.1.4 Wrangell and St. Elias Mountains
6.1.5 Watson Highlands 6.1.5 Watson Highlands
6.1.6 Yukon-Stikine Highlands/Boreal Mountains and Plateaus 6.1.6 Yukon-Stikine Highlands/Boreal Mountains and Plateaus
6.2.1 Skeena-Omineca-Central Canadian Rocky Mountains 6.2.1 Skeena-Omineca-Central Canadian Rocky Mountains
6.2.10 Middle Rockies 6.2.10 Middle Rockies
6.2.11 Klamath Mountains 6.2.11 Klamath Mountains
6.2.12 Sierra Nevada 6.2.12 Sierra Nevada
6.2.13 Wasatch and Uinta Mountains 6.2.13 Wasatch and Uinta Mountains
6.2.14 Southern Rockies 6.2.14 Southern Rockies
6.2.15 Idaho Batholith 6.2.15 Idaho Batholith
6.2.2 Chilcotin Ranges and Fraser Plateau 6.2.2 Chilcotin Ranges and Fraser Plateau
6.2.3 Columbia Mountains/Northern Rockies 6.2.3 Columbia Mountains/Northern Rockies
6.2.4 Canadian Rockies 6.2.4 Canadian Rockies
6.2.5 North Cascades 6.2.5 North Cascades
6.2.6 Cypress Upland 6.2.6 Cypress Upland
6.2.7 Cascades 6.2.7 Cascades
6.2.8 Eastern Cascades Slopes and Foothills 6.2.8 Eastern Cascades Slopes and Foothills
6.2.9 Blue Mountains 6.2.9 Blue Mountains
7.1.1 Ahklun and Kilbuck Mountains 7.1.1 Ahklun and Kilbuck Mountains
7.1.2 Alaska Peninsula Mountains 7.1.2 Alaska Peninsula Mountains
7.1.3 Cook Inlet 7.1.3 Cook Inlet
7.1.4 Pacific Coastal Mountains 7.1.4 Pacific Coastal Mountains
7.1.5 Coastal Western Hemlock-Sitka Spruce Forests 7.1.5 Coastal Western Hemlock-Sitka Spruce Forests
7.1.6 Pacific and Nass Ranges 7.1.6 Pacific and Nass Ranges
7.1.7 Strait of Georgia/Puget Lowland 7.1.7 Strait of Georgia/Puget Lowland
7.1.8 Coast Range 7.1.8 Coast Range
7.1.9 Willamette Valley 7.1.9 Willamette Valley
8.1.1 Eastern Great Lakes Lowlands 8.1.1 Eastern Great Lakes Lowlands
8.1.10 Erie Drift Plain 8.1.10 Erie Drift Plain
8.1.2 Lake Erie Lowland 8.1.2 Lake Erie Lowland
8.1.3 Northern Allegheny Plateau 8.1.3 Northern Allegheny Plateau
8.1.4 North Central Hardwood Forests 8.1.4 North Central Hardwood Forests
8.1.5 Driftless Area 8.1.5 Driftless Area
8.1.6 Southern Michigan/Northern Indiana Drift Plains 8.1.6 Southern Michigan/Northern Indiana Drift Plains
8.1.7 Northeastern Coastal Zone 8.1.7 Northeastern Coastal Zone
8.1.8 Acadian Plains and Hills 8.1.8 Acadian Plains and Hills
8.1.9 Maritime Lowlands 8.1.9 Maritime Lowlands
8.2.1 Southeastern Wisconsin Till Plains 8.2.1 Southeastern Wisconsin Till Plains
8.2.2 Huron/Erie Lake Plains 8.2.2 Huron/Erie Lake Plains
8.2.3 Central Corn Belt Plains 8.2.3 Central Corn Belt Plains
8.2.4 Eastern Corn Belt Plains 8.2.4 Eastern Corn Belt Plains
8.3.1 Northern Piedmont 8.3.1 Northern Piedmont
8.3.2 Interior River Valleys and Hills 8.3.2 Interior River Valleys and Hills
8.3.3 Interior Plateau 8.3.3 Interior Plateau
8.3.4 Piedmont 8.3.4 Piedmont
8.3.5 Southeastern Plains 8.3.5 Southeastern Plains
8.3.6 Mississippi Valley Loess Plains 8.3.6 Mississippi Valley Loess Plains
8.3.7 South Central Plains 8.3.7 South Central Plains
8.3.8 East Central Texas Plains 8.3.8 East Central Texas Plains
8.4.1 Ridge and Valley 8.4.1 Ridge and Valley
8.4.2 Central Appalachians 8.4.2 Central Appalachians
8.4.3 Western Allegheny Plateau 8.4.3 Western Allegheny Plateau
8.4.4 Blue Ridge 8.4.4 Blue Ridge
8.4.5 Ozark Highlands 8.4.5 Ozark Highlands
8.4.6 Boston Mountains 8.4.6 Boston Mountains
8.4.7 Arkansas Valley 8.4.7 Arkansas Valley
8.4.8 Ouachita Mountains 8.4.8 Ouachita Mountains
8.4.9 Southwestern Appalachians 8.4.9 Southwestern Appalachians
8.5.1 Middle Atlantic Coastal Plain 8.5.1 Middle Atlantic Coastal Plain
8.5.2 Mississippi Alluvial Plain 8.5.2 Mississippi Alluvial Plain
8.5.3 Southern Coastal Plain 8.5.3 Southern Coastal Plain
8.5.4 Atlantic Coastal Pine Barrens 8.5.4 Atlantic Coastal Pine Barrens
9.2.1 Aspen Parkland/Northern Glaciated Plains 9.2.1 Aspen Parkland/Northern Glaciated Plains
9.2.2 Lake Manitoba and Lake Agassiz Plain 9.2.2 Lake Manitoba and Lake Agassiz Plain
9.2.3 Western Corn Belt Plains 9.2.3 Western Corn Belt Plains
9.2.4 Central Irregular Plains 9.2.4 Central Irregular Plains
9.3.1 Northwestern Glaciated Plains 9.3.1 Northwestern Glaciated Plains
9.3.3 Northwestern Great Plains 9.3.3 Northwestern Great Plains
9.3.4 Nebraska Sand Hills 9.3.4 Nebraska Sand Hills
9.4.1 High Plains 9.4.1 High Plains
9.4.2 Central Great Plains 9.4.2 Central Great Plains
9.4.3 Southwestern Tablelands 9.4.3 Southwestern Tablelands
9.4.4 Flint Hills 9.4.4 Flint Hills
9.4.5 Cross Timbers 9.4.5 Cross Timbers
9.4.6 Edwards Plateau 9.4.6 Edwards Plateau
9.4.7 Texas Blackland Prairies 9.4.7 Texas Blackland Prairies
9.5.1 Western Gulf Coastal Plain 9.5.1 Western Gulf Coastal Plain
9.6.1 Southern Texas Plains/Interior Plains and Hills with Xerophytic Shrub and Oak Forest 9.6.1 Southern Texas Plains/Interior Plains and Hills with Xerophytic Shrub and Oak Forest
Class I Areas (11)
BIA BIA
FWS FWS
NPS NPS
USFS USFS
Wilderness Areas (15)
FWS FWS
NPS NPS
USFS USFS
Federal Administrative Areas (10)
FWS FWS
NPS NPS
USFS USFS
BIA Land Area Representations (9)
Counties (19)
States (30)