Lake · Missoula, Montana
Koessler Lake
At a glance
- Area
- 33 ha (81 acres)
Who lives here
- Westslope cutthroat trout Oncorhynchus clarkii lewisiStocked · 2018 · Fish stocking: Montana Fish, Wildlife & Parks, Fisheries Information System (Fish Stocking Locations)
Not listed doesn't mean no fish.
Stocking
| Year | Species | Stage | Number |
|---|---|---|---|
| Aug 23, 2018 | Westslope Cutthroat Trout | 1,400 | |
| Aug 23, 2018 | Westslope Cutthroat Trout | 4,004 | |
| Aug 12, 2017 | Westslope Cutthroat Trout | 1,760 | |
| Aug 12, 2017 | Westslope Cutthroat Trout | 4,984 | |
| Aug 12, 2017 | Westslope Cutthroat Trout | 713 | |
| Aug 12, 2017 | Westslope Cutthroat Trout | 1,287 | |
| Aug 24, 2016 | Westslope Cutthroat Trout | 8,700 |
As the agency publishes it. Newest first: 7 of 7.
Getting on the water
No public access site is listed for this water yet.
Listed by public agencies. A listed site doesn't make the water or its shore open to fishing: when in doubt, it's unknown. Check signs and local rules.
The rules
Summary, not the law. Check the official regulations before you fish.
HuntGrid has no rules for this water yet.
Official regulations: Montana Fish, Wildlife & Parks
What's biting
This water is too small for community summaries: on a small water a summary could point to someone's spot.
About this page
Sources and licences:
- U.S. Geological Survey, National Hydrography Dataset Plus High Resolution (NHDPlus HR); U.S. Census Bureau, TIGER/Line® Shapefiles 2025: counties and states · Public domain (U.S. Government work, 17 U.S.C. §105)
- Fish stocking: Montana Fish, Wildlife & Parks, Fisheries Information System (Fish Stocking Locations) · Shown unmodified with credit to FWP (owner approved 2026-10-19): Montana FWP ArcGIS item fc35d749b16643aab629f9a05cf4b897 (Montana Fish Stocking Locations, read 2026-10-19): "This data set is provided "as is" without warranty of any kind"; fwp.mt.gov/terms-of-use allows copying "for personal or informational use … if the documents are not modified": shown under the owner's 2026-10-19 rule as FWP published it. Credit the agency; remove if asked.
The outline is drawn from the official water data credited above, without a basemap. These pages show no angler's catches, spots or tracks.