Rainbow Trout Stocked · 9 plants · last 2025 Best: dawn, dusk Pennington Mine fishing
Pennington Mine fishing has Rainbow Trout and Lake Trout on the stocking report. Also recorded: Bluegill, Bowfin, Hybrid Sunfish, Largemouth Bass, Northern Pike, Pumpkinseed, and 4 more. It is stocked about 3.3 times a year since 2022. Species guides list dawn and dusk for Rainbow Trout and Largemouth Bass, dawn for Lake Trout, and dawn, day, and dusk for Bluegill, Northern Pike, and Yellow Perch.
- Last stocked
- 2025
- Rainbow Trout
- Plants on record
- 13
- Since 2022
- Species stocked
- 2 (+10 also recorded)
Fish at Pennington Mine
Rainbow Trout Stocked · 9 plants · last 2025 Best: dawn, dusk 
Lake Trout Stocked · 4 plants · last 2025 Best: dawn 
Bluegill Confirmed present Best: dawn, day, dusk Best: dawn, day, dusk
Bluegill species guide
Bowfin Confirmed present Best: day, night Best: day, night
Bowfin species guide
Hybrid Sunfish Confirmed present 
Largemouth Bass Confirmed present Best: dawn, dusk Best: dawn, dusk
Largemouth Bass species guide
Northern Pike Confirmed present Best: dawn, day, dusk Best: dawn, day, dusk
Northern Pike species guide
Pumpkinseed Confirmed present Best: dusk Best: dusk
Pumpkinseed species guide
Rock Bass Confirmed present Best: dawn, dusk, night Best: dawn, dusk, night
Rock Bass species guide
Tullibee (cisco) Confirmed present Yellow Bullhead Confirmed present
Yellow Perch Confirmed present Best: dawn, day, dusk Best: dawn, day, dusk
Yellow Perch species guideHow Pennington Mine is stocked
Fish stocked in 2022
15,897
Fish stocked in 2023
18,144
Fish stocked in 2024
18,914
Fish stocked in 2025
16,802
Stocking history
| Date | Species | Quantity | Avg. length | Source |
|---|---|---|---|---|
| 2025 | Rainbow Trout | 7,500 | – | report |
| 2025 | Rainbow Trout | 7,602 | – | report |
| 2025 | Lake Trout | 1,700 | – | report |
| 2024 | Rainbow Trout | 7,500 | – | report |
| 2024 | Rainbow Trout | 9,630 | – | report |
| 2024 | Rainbow Trout | 360 | – | report |
| 2024 | Lake Trout | 1,424 | – | report |
| 2023 | Rainbow Trout | 7,500 | – | report |
| 2023 | Rainbow Trout | 7,525 | – | report |
| 2023 | Lake Trout | 349 | – | report |
| 2023 | Lake Trout | 2,770 | – | report |
| 2022 | Rainbow Trout | 7,500 | – | report |
| 2022 | Rainbow Trout | 8,397 | – | report |
Access and facts
- Nearest town
- Ironton, MN
Advisories, closures, regulations and water conditions change. Check the Minnesota Department of Natural Resources before you go.
Nearest lakes
Public land at Pennington Mine
Pennington Mine is inside Cuyuna Country State Recreation Area.
Boundaries from Public Lands DB, part of the same network.
Common questions
What fish are at Pennington Mine?
Fishing Pennington Mine usually means Rainbow Trout: Rainbow Trout accounts for 9 of 13 plants on record, ahead of Lake Trout. Rainbow Trout was last stocked 2025. Lake Trout was last stocked 2025. Bluegill, Bowfin, Hybrid Sunfish, and Largemouth Bass, plus 6 more are recorded here outside the stocking reports.
When is Pennington Mine stocked?
Last stocked 2025. It is stocked about 3.3 times a year since 2022.