Region
Alaska
11
Alps
1
Cross Lake
1
Manitoba
1
Montana
2
Skagit River (B.C. and Wash.)
1
Susitna River
9
Susitna River (Alaska)
1
Susitna River Valley
1
Terror River
1
Tongue River
1
Tongue River (Wyo. and Mont.)
1
United States
2
Yellowstone River
3
Yellowstone River Valley
2
Yellowstone River Watershed
2