Stocking Report
Walleye stocking in Montana
1,700 recorded stockings, 36 waters, averaging 1.53" at release, from Montana Fish, Wildlife & Parks records. Every water links to its own page.
Latest recorded stocking: Aug 4, 2026
When walleye goes in
60% of recorded stockings happen in June.
- Jan
- Feb
- Mar
- 2%Apr
- 14%May
- 60%Jun
- 20%Jul
- 2%Aug
- 1%Sep
- 0%Oct
- Nov
- Dec
Share of all recorded walleye stockings in Montana, by calendar month. Stocking does not guarantee fish are present. Check current regulations and access before you go.
States run two very different stocking calendars. We looked at all 114,145 records to work out why.
Where walleye gets stocked in Montana
| Water | County | Stockings | Fish | Last recorded |
|---|---|---|---|---|
| Big Casino Creek Reservoir | Not reported | 6 | 19,000 | Jun 7, 2006 |
| Cooney Reservoir | Not reported | 6 | 320,238 | Jun 21, 2005 |
| Bynum Reservoir | Teton | 4 | 160,612 | Jul 13, 2023 |
| Spotted Eagle Lake | Custer | 3 | 5,540 | Sep 9, 2021 |
| Tiber Reservoir | Not reported | 2 | 74,853 | Jul 2, 2019 |
| Yellowtail Afterbay Reservoir | Big Horn | 2 | 127,484 | Jul 18, 2012 |
| Boneau Reservoir | Chouteau | 2 | 40,037 | Jun 30, 2010 |
| Cow Creek | Not reported | 2 | 14,000 | Jun 23, 2003 |
| Bearpaw Lake | Hill | 1 | 5,112 | Sep 6, 2006 |
| Fort Peck Dredge Cuts | Not reported | 1 | 147 | Apr 26, 2004 |
| Kolar Reservoir 1 | Not reported | 1 | 2,000 | Jun 14, 2000 |
| Box Elder Creek Reservoir | Not reported | 1 | 50,000 | May 8, 2000 |
See everything Montana stocks in the full Montana stocking report, or browse every mapped water in the Montana fishing spot finder.
Source: Montana Fish, Wildlife & Parks, from its fish stocking locations dataset.
