Flathead County, MT
Sylvia Lake
Around here
Around Sylvia Lake
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US
About this water
Sylvia Lake is a lake in Flathead County, Montana. State records show it stocked 43 times between 2000 and 2025. The most-stocked species are westslope cutthroat trout and arctic grayling. 45,344 westslope cutthroat trout have gone in across 24 releases.
Stocking history
43 recorded stockings
| Date | Species | Number | Size | Hatchery |
|---|---|---|---|---|
| Aug 8, 2025 | Westslope Cutthroat Trout · Undesignated Wild Strain | 2,000 | 1.5" | Sekokini Springs Hatchery |
| Sep 4, 2024 | Westslope Cutthroat Trout · Anaconda | 2,000 | 1.5" | Flathead Lake Salmon Hatchery |
| Jun 22, 2023 | Arctic Grayling · Rogers Lake | 11,400 | 1.0" | Flathead Lake Salmon Hatchery |
| Jul 13, 2022 | Arctic Grayling · Rogers Lake | 10,010 | 1.5" | Flathead Lake Salmon Hatchery |
| Jul 13, 2022 | Westslope Cutthroat Trout · Anaconda | 1,998 | 1.2" | Flathead Lake Salmon Hatchery |
| Sep 1, 2021 | Westslope Cutthroat Trout · Anaconda | 2,000 | 2.0" | Flathead Lake Salmon Hatchery |
| Jun 3, 2021 | Arctic Grayling · Rogers Lake | 10,000 | 0.9" | Flathead Lake Salmon Hatchery |
| Aug 5, 2019 | Westslope Cutthroat Trout · Anaconda | 1,500 | 1.2" | Flathead Lake Salmon Hatchery |
| Jun 3, 2019 | Arctic Grayling · Rogers Lake | 10,000 | 0.3" | Flathead Lake Salmon Hatchery |
| Aug 2, 2018 | Westslope Cutthroat Trout · Anaconda | 2,000 | 1.5" | Flathead Lake Salmon Hatchery |
| Aug 30, 2017 | Westslope Cutthroat Trout · Anaconda | 1,998 | 1.6" | Flathead Lake Salmon Hatchery |
| Aug 30, 2017 | Westslope Cutthroat Trout · Anaconda | 2,100 | 2.0" | Flathead Lake Salmon Hatchery |
Showing the 12 most recent of 43. Stocking records for Sylvia 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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