Fishing Flat River
Ionia County, Michigan
Fish Species
Rainbow trout
DNR Fish Stocking
Rainbow trout: 26,693 total
| Date | Species | Strain | Number | Avg Length |
|---|---|---|---|---|
| 4/17/2025 | Rainbow trout | Michigan | 5,066 | 7.24" |
| 4/15/2024 | Rainbow trout | Michigan | 936 | 7.36" |
| 4/15/2024 | Rainbow trout | Michigan | 4,467 | 7.44" |
| 4/26/2023 | Rainbow trout | Michigan | 4,192 | 7.28" |
| 4/26/2023 | Rainbow trout | Michigan | 1,220 | 6.81" |
| 4/15/2022 | Rainbow trout | Michigan | 5,412 | 8.11" |
| 3/23/2020 | Rainbow trout | Michigan | 5,400 | 7.2" |
Source: Michigan DNR Fish Stocking Database
Fishing Tournaments & Competitions
Check for upcoming registered bass, walleye, and muskellunge tournaments on Flat River.
Michigan Fishing Resources
Frequently Asked Questions
Can you fish the Flat River?
Yes. The river has rocky stretches that hold smallmouth bass and other species. It's not a destination fishery, but locals enjoy casting from shore or from a kayak. The covered bridge area and deeper pools are popular spots.
Data: Michigan DNR · ← Back to Flat River Guide
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