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About this water
Bighorn Lake is a lake in Montana. State records show it stocked 71 times between 2000 and 2025. The most-stocked species are walleye, rainbow trout and sauger, with 1 more on record. 35,983,863 walleye have gone in across 55 releases.
Stocking history
71 recorded stockings
| Date | Species | Number | Size | Hatchery |
|---|---|---|---|---|
| Jun 11, 2025 | Walleye · Fort Peck | 105,070 | 1.4" | Miles City Fish Hatchery |
| Jun 18, 2024 | Walleye · Fort Peck | 39,791 | 1.3" | Miles City Fish Hatchery |
| Jun 13, 2024 | Walleye · Fort Peck | 116,955 | 1.3" | Miles City Fish Hatchery |
| Jul 1, 2021 | Walleye · Fort Peck | 10,984 | 1.7" | Fort Peck Hatchery |
| Jul 1, 2021 | Walleye · Fort Peck | 10,984 | 1.7" | Fort Peck Hatchery |
| Jul 1, 2021 | Walleye · Fort Peck | 10,984 | 1.7" | Fort Peck Hatchery |
| Jul 1, 2021 | Walleye · Fort Peck | 10,984 | 1.7" | Fort Peck Hatchery |
| Jun 25, 2019 | Walleye · Fort Peck | 21,174 | 1.5" | Fort Peck Hatchery |
| Jun 28, 2018 | Walleye · Fort Peck | 11,433 | 2.0" | Fort Peck Hatchery |
| Jun 28, 2018 | Walleye · Fort Peck | 11,433 | 2.0" | Fort Peck Hatchery |
| Jun 20, 2018 | Walleye · Fort Peck | 49,595 | 1.7" | Fort Peck Hatchery |
| Jun 20, 2018 | Walleye · Fort Peck | 11,376 | 1.7" | Fort Peck Hatchery |
Showing the 12 most recent of 71. Stocking records for Bighorn Lake published by Montana Fish, Wildlife & Parks. Stocking does not guarantee fish are present. Check current regulations and access before you go. See the full Montana stocking report.
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