Supenau Reservoir Fishing and Stocking
Montana. Montana Fish, Wildlife & Parks lists 2 stockings here in the latest year of its data (Rainbow Trout), the most recent on Sep 16, 2026. Stocked in June and September in two or more years.
2026 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| Sep 16, 2026 | Rainbow Trout | 1,500 | 8.01 in |
| Jul 1, 2026 | Rainbow Trout | 1,000 | 6.97 in |
2025 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| Sep 9, 2025 | Rainbow Trout | 1,500 | 8.01 in |
| Jun 4, 2025 | Rainbow Trout | 1,000 | 7.03 in |
2024 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| Jun 12, 2024 | Rainbow Trout | 1,000 | 7.25 in |
About This Data
Every row comes from the stocking information published by Montana Fish, Wildlife & Parks, checked Nov 3, 2026. The agency lists this water as “Supenau Reservoir”. Species and sizes are given as the agency names them; a dash means the agency does not say.
More for Montana Anglers
Stocking dates and places can change without notice; check with the agency before a trip. ReelTourney is not affiliated with Montana Fish, Wildlife & Parks.