Upper So Br Thunder Bay R is a fishing water in Oscoda County, Michigan (Northern Lake Huron management unit).
Fishing pressure is our estimate of how busy Upper So Br Thunder Bay R (Oscoda 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 brook trout, brown trout and golden shiner.
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 30 species in this lake.
| Species | Min size | Daily limit |
|---|---|---|
| Brook Trout | 8" (most inland lakes) | 5 trout, max 3 over 15" |
| Brown Trout | 8" (most inland lakes) | 5 trout, max 3 over 15" |