Thunder Bay River is a fishing water in Montmorency County, Michigan (Northern Lake Huron management unit).
Fishing pressure is our estimate of how busy Thunder Bay River (Montmorency County) is likely to be today. It looks at the day of the week, the time of year, and whether the lake has been stocked recently, because fresh stockings tend to draw anglers. Lower pressure usually means more room to work the water for atlantic salmon, brown trout and chinook salmon.
Moderate activity expected. Midweek mornings are typically quieter.
Estimate based on day of week, season, and recent stocking. Not a live crowd count.
Combined bite activity across all 82 species in this lake.
| Species | Min size | Daily limit |
|---|---|---|
| Brown Trout | 8" (most inland lakes) | 5 trout, max 3 over 15" |
| Rainbow Trout | 8" (most inland lakes) | 5 trout, max 3 over 15" |
| Smallmouth Bass | 14" | 5 bass combined |
| Walleye | 15" | 5 |
| Rock Bass | None | 25 sunfish combined |
* Records shown are from our database. For the most current data, visit the Michigan DNR directly.
* Forecast is based on historical DNR data and is not a guarantee of future stocking.