Region
Colorado
6
Florida
3
Montana
3
Gore Creek Watershed (Eagle County)
2
Jefferson County
2
New Jersey
2
Salem River Watershed Region (N.J.)
2
United States
2
Codington County
1
Congaree National Park
1
Congaree National Park (S.C.)
1
Grant County
1
Hillsborough County
1
Illinois
1
Indiana County
1
Pennsylvania
1
Salem County
1
Salem County (N.J.)
1
Salem River (N.J.)
1
Salem River Watershed
1
Salem River Watershed Region
1
South Carolina
1
South Dakota
1
South Platte River (Colo. and Neb.)
1