Region
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Brazil, Southeast
2
Cabo de Hornos Biosphere Reserve
2
Cabo de Hornos Biosphere Reserve (Chile)
2
California, Gulf of
2
Canada
2
Central Valley
2
Chesapeake Bay (Md. and Va.)
2
Chesapeake and Ohio Canal National Historical Park
2
Chile
2
China
2
Chukchi Sea
2
Cook Inlet
2
Great Lakes (North America)
2
Houston
2
Islands of the Pacific
2
Kenya
2
Klamath River Watershed (Or. and Calif.)
2
Missouri River
2
New Zealand
2
North Platte River Watershed
2
Oklahoma
2
Pacific Coast
2
Pacific Coast (U.S.)
2
Pennsylvania
2
Puerto Rico
2
Queensland
2
Samoan Islands
2
Sonoran Desert
2
South Africa
2
Southwest, New
2
Virginia
2
Washington Aqueduct (Md. and Washington, D.C.)
2
Washington Region
2
Africa, East
1
America
1
Apalachicola National Forest
1
Appalachian Region, Southern
1
Back Bay National Wildlife Refuge (Va.)
1
Bakersfield Region
1
Bale Mountains (Ethiopia)
1
Cabo de Hornos Biosphere
1
California, Gulf of (Mexico)
1
California, Southern
1
Cape Cod Bay (Mass.)
1
Channel Islands National Park
1
Channel Islands National Park (Calif.)
1
Chine
1
Coachella Valley
1
Coachella Valley (Calif.)
1
Colombia
1
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