Stocking Report
Yellowstone Cutthroat Trout stocking in Montana
1,167 recorded stockings, 230 waters, averaging 5.28" at release, from Montana Fish, Wildlife & Parks records. Every water links to its own page.
Latest recorded stocking: Mar 26, 2026
When yellowstone cutthroat trout goes in
70% of recorded stockings happen from June through August.
- Jan
- 0%Feb
- 2%Mar
- 6%Apr
- 9%May
- 11%Jun
- 34%Jul
- 25%Aug
- 9%Sep
- 2%Oct
- 0%Nov
- 0%Dec
Share of all recorded yellowstone cutthroat trout 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 yellowstone cutthroat trout gets stocked in Montana
| Water | County | Stockings | Fish | Last recorded |
|---|---|---|---|---|
| Fossil Lake | Carbon | 6 | 59,000 | Jul 24, 2017 |
| Martinsdale Reservoir | Wheatland | 6 | 27,438 | May 28, 2004 |
| Black Canyon Lake | Carbon | 5 | 40,120 | Aug 5, 2025 |
| Bridge Lake | Park | 5 | 10,650 | Aug 4, 2025 |
| Silt Lake, Upper | Not reported | 5 | 1,140 | Jul 29, 2024 |
| Wiedy Lake | Park | 5 | 2,625 | Jul 29, 2024 |
| Upper Mud Lake | Not reported | 5 | 900 | Aug 1, 2023 |
| Smeller Lake | Park | 5 | 5,500 | Jul 21, 2020 |
| Fish Lake | Not reported | 5 | 3,500 | Jul 24, 2017 |
| Broadwater Lake | Not reported | 5 | 44,875 | Jul 28, 2014 |
| Cooney Reservoir | Not reported | 5 | 78,345 | Sep 26, 2012 |
| Ovis Lake | Not reported | 5 | 4,240 | Jul 30, 2012 |
| Prospect Lake | Not reported | 5 | 3,400 | Jul 30, 2012 |
| Bozeman Pond | Not reported | 5 | 1,170 | May 25, 2005 |
| Lower Deer Creek | Sweet Grass | 5 | 5,958 | Aug 27, 2003 |
| Golden Lake | Carbon | 4 | 10,640 | Aug 5, 2025 |
| Kookoo Lake | Carbon | 4 | 2,440 | Aug 5, 2025 |
| Lake of the Winds | Carbon | 4 | 8,070 | Aug 5, 2025 |
| Heather Lake | Gallatin | 4 | 6,360 | Aug 4, 2025 |
| Sunlight Lake | Park | 4 | 3,750 | Aug 4, 2025 |
| Bramble Creek Lake 39 | Not reported | 4 | 1,290 | Jul 30, 2024 |
| Campfire Lake | Park | 4 | 21,240 | Jul 30, 2024 |
| Avalanche Lake | Not reported | 4 | 35,000 | Jul 29, 2024 |
| Blacktail Lake | Not reported | 4 | 2,310 | Jul 29, 2024 |
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.
