Where to Fish Rock Lake


Rock Lake sits above timberline, is mostly talus rock and is the largest lake in the Crazy Mountains. It is the only lake in the Crazy Mountains that has a significant island at full pool. The lake is managed as a Yellowstone cutthroat trout fishery.

Size: 50 acres
Elevation: 8800.24 ft
Directions: Rock Lake sits at the headwaters of Rock Creek. Follow the maintained trail up Rock Creek.
Status of the Fishery: The lake was sampled in 2014. Yellowstone cutthroat trout were the only species present. The average size of the fish was 12.5 inches. There was a large sheet of ice still floating in lake during the 7/23/2014 survey.
Township/Range/Section: 03N 11E 11
Latitude/Longitude: 46.02053 -110.32883
FWP Region: Region 3 
County: Park
Fishing District: Central
Type: MTNLAKE
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Waterbody Section Field Form Type Date Purpose Species
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Species Count Avg StdDev Min Max AvgWgt StdDevWgt MinWeight S/L Sects Surveys Waterbody
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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
View the latest Montana Fishing Regulations.