Au Sable River
The Au Sable rises in the northern Lower Peninsula and runs southeast to Lake Huron at Oscoda. Michigan has named it a blue ribbon trout stream.
Course of the river, simplified. Map data © OpenStreetMap contributors.
River facts
| Length | 138 miles |
|---|---|
| Mouth | Lake Huron, at Au Sable and Oscoda |
| Fish | Brown trout, brook trout, steelhead |
Brown trout are the main catch today. Brook trout were released in the 1880s. Hydroelectric dams built in the 1920s hold back ponds such as Foote, Cooke, Alcona and Loud.
Listed fish are the species named for the river on its Wikipedia page. Check the Michigan DNR for river-specific regulations before you fish.
Lakes and flowages on the Au Sable River
Lakes in our guide on or connected to this river:
Source: Au Sable River (Wikipedia)