Region
Alaska
66
Susitna River
55
Susitna River (Alaska)
14
Susitna River Watershed
11
Susitna River Valley
8
Susitna River Watershed (Alaska)
8
United States
4
Yellowstone River
2
Churchill River
1
Europe
1
Interior Alaska
1
Montana
1
Newfoundland and Labrador
1
Yellowstone River Valley
1
Yellowstone River Watershed
1