Region
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Everglades National Park (Fla.)
2
Fraser River Valley
2
Fraser River Valley (B.C.)
2
Green Swamp (Brunswick County and Columbus County)
2
Green Swamp (Brunswick County and Columbus County, N.C.)
2
Gulf Coast (U.S.)
2
Henan Sheng
2
Henan Sheng (China)
2
Himalaya Mountains Region
2
Hudson River (N.Y. and N.J.)
2
Hārer
2
Hārer (Ethiopia)
2
Kenya
2
Kola Peninsula
2
Kola Peninsula (Russia)
2
London
2
Maine
2
Malaysia
2
Malheur National Wildlife Refuge
2
Malheur National Wildlife Refuge (Or.)
2
Manitoba
2
Maryland
2
Mediterranean Sea
2
Mexico
2
Mexico, North
2
New Zealand
2
North Dakota
2
North Pacific Ocean
2
Northwest Coast of North America
2
Pacific Coast (U.S.)
2
Palawan Island
2
Palawan Island (Philippines)
2
Pennsylvania
2
Port Alfred (South Africa)
2
Potomac River
2
Potomac River Valley
2
Prince William Sound
2
Puerto Rico
2
Rhine River
2
Rocky Mountain National Park
2
San Francisco (Calif.)
2
San Francisco Bay Area
2
San Francisco Bay Area (Calif.)
2
Sangre de Cristo Mountains (Colo. and N.M.)
2
Santa Marta Range
2
Southeast Asia
2
Soviet Union
2
Trans-Himalayas
2
Tropics
2
Valencia
2
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