Montana stocking report
Big Reservoir
10 records Last stocked: May 17, 2025
The short answer
Big Reservoir was last stocked on May 17, 2025: 2,500 Rainbow Trout (3.17 in avg).
Location map
Big Reservoir location context
Big ReservoirValley County Fort Peck Trout PondValley County Glasgow Base PondValley County Home Run PondValley County Paulo ReservoirValley County
Pins use the finest location published with the stocking record. County-level pins show area context, not an exact access point; confirm access and directions with the official agency source.
Agency records
Full stocking history
| Date | Species | Fish | Size | Hatchery |
|---|---|---|---|---|
| May 17, 2025 | Rainbow Trout | 2,500 | 3.17 in avg | Fort Peck Hatchery |
| May 15, 2024 | Rainbow Trout | 2,500 | 2.92 in avg | Fort Peck Hatchery |
| May 17, 2023 | Rainbow Trout | 2,500 | 2.63 in avg | Fort Peck Hatchery |
| May 11, 2022 | Rainbow Trout | 2,500 | 3.25 in avg | Fort Peck Hatchery |
| July 2, 2021 | Rainbow Trout | 2,500 | 3.49 in avg | Fort Peck Hatchery |
| July 1, 1990 | Fathead Minnow | 4,000 | 2.3000000000000003 in avg | |
| May 29, 1986 | Black Crappie | 1,580 | 3 in avg | |
| May 19, 1986 | Fathead Minnow | 700 | 2 in avg | |
| April 10, 1986 | Yellow Perch | 288 | 8 in avg | |
| July 20, 1984 | Fathead Minnow | 1,000 | 2 in avg |
Records shown exactly as published by Montana Fish, Wildlife & Parks. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.
Data source: Montana Fish, Wildlife & Parks. Last updated: .
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