Where to Fish Lost Lake


Of the multiple grayling lakes sampled this population is one of the best for abundance. Angler use at this lake has increased. 2017 FWP sampled with netting and angling. YCT up to 17 inches, GR up to 15 inches. In 2014, crews observed several larger Yellowstone cutthroat trout (approximately 16-18 inches) swimming near shore.

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
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
For Comparative analysis all Length Units are millimeters : all Weights are grams
Waterbody Section Species Count AveLength StdDevLength MinLength MaxLength AveWeight StdDevWeight MinWeight MaxWeight
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
This is a preview, all fields will be visible by selecting a download option

Id Fcs Id Fnd Id Species 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
Year Angler Days Std. Error
2015 219 155
2013 178 126
2011 123 72
2009 130 93

View the latest Montana Fishing Regulations.

There is no fish consumption advisory for this waterbody.