Where to Fish Lost Lake


The 2023 FWP sample indicated likely natural recruitment of Grayling. FWP sample in 2023 also caught one Brook Trout. If Brook Trout were to become established in Lost Lake it would be a detriment to the other species. Legal harvest of all Brook Trout is encouraged here.

Size: 11.3 acres
Elevation: 8475.52 ft
Directions: 5 miles of Maintained Trail Up Lake fork of Rock Creek. Head south before the bridge. Path is marked - '94.
Status of the Fishery:
Township/Range/Section: 08S 18E 34
Latitude/Longitude: 45.08011 -109.50131
FWP Region: Region 5 
County: Carbon
Fishing District: Central
Type: MTNLAKE
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Waterbody Section Field Form Type Date Purpose Species
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For Comparative analysis all Length Units are millimeters : all Weights are grams

Species Count Avg StdDev Min Max AvgWgt StdDevWgt MinWeight S/L Sects Surveys Waterbody
To see this data, first select one or more rows from the Collection Info tab.
For Comparative analysis all Length Units are millimeters : all Weights are grams

Waterbody Section Species Count AveLength StdDevLength MinLength MaxLength AveWeight StdDevWeight MinWeight MaxWeight
To see this data, first select one or more rows from the Collection Info tab.
For Comparative analysis all Length Units are millimeters : all Weights are grams

Waterbody Year Section Species Count AveLength StdDevLength MinLength MaxLength AveWeight StdDevWeight MinWeight MaxWeight
To see this data, first select one or more rows from the Collection Info tab.
This is a preview, all fields will be visible by selecting a download option. For Comparative analysis all Length Units are millimeters : all Weights are grams.

Year Species Abbrv Length Weight M/C Count Sex Mort Hook Scar Disease Scales Otolith Fin Clip Tag Comment Genetics Age Stomach Intercept Slope Gear Equipment Trip Date Pass/Run Water Section Lat/Down Lon/Down Lat/Up Lon/Up Agency Start Depth End Depth
Year Angler Days Std. Error
2021 96 96
2020 1199 591
2019 208 147
2015 219 155
View the latest Montana Fishing Regulations.