Region
Pacific Coast (Calif.)
7
Arkansas
3
Oklahoma
3
California
2
Colorado
2
Florida
2
Idaho
2
Massachusetts
2
Puerto Rico
2
Shawnee
2
Tahoe, Lake (Calif. and Nev.)
2
Alamosa River (Colo.)
1
Alaska
1
Atlantic Coast (N.Y.)
1
Beaver Lake
1
Beaver Lake (Ark.)
1
Bering Sea
1
Blackfoot Reservoir (Idaho)
1
Breckenridge Reservoir (Va.)
1
Breton National Wildlife Refuge (La.)
1
Calumet Lake (Ill.)
1
Caribou County
1
Carpinteria (Calif.)
1
Carraízo Reservoir
1
Carraízo Reservoir (P.R.)
1
Chaffee County
1
Chandeleur Islands
1
Chandeleur Islands (La.)
1
Charles River
1
Charles River (Mass.)
1
Chester County
1
Coeur d'Alene Lake (Idaho)
1
Conejos County
1
Dardanelle
1
Dardanelle (Ark.)
1
Dos Bocas, Lake
1
Dos Bocas, Lake (P.R.)
1
Drakes Bay (Calif.)
1
Elizabeth Islands
1
Elizabeth Islands (Mass.)
1
Fire Island (Island)
1
Fire Island (N.Y. : Island)
1
Georgia
1
Glacier Bay
1
Glacier Bay (Alaska)
1
Goleta Region (Calif.)
1
Grand Lake
1
Grand Lake (Okla.)
1
Greenville County
1
Hawaii
1
more ...