Where to Fish Morrison Lake


Morrison Lake is located in the Upper Big Sheep Creek Drainage in the Beaverhead Mountains. Morrison is a deep, clear lake with no inlet or outlet. A primitive boat launch can be found on the east side of the lake, but motorized boats are not allowed. This lake does see a lot of human traffic including Continental Divide hikers and fall hunting outfits.

Size: 23.1012 acres
Elevation: 8377.12 ft
Directions: Exit I-15 at Dell and head west on the Big Sheep Creek Scenic Byway to the upper basin. Turn onto USFS Road 3920 and take it to the lake. The road can be in rough shape especially when wet.
Status of the Fishery: There is no natural recruitment in Morrison lake which results in large Westslope cutthroat several years after stocking. Cutthroat average close to 16 inches when sampled in 2018. The lake needs to continue to be stocked in the future.
Township/Range/Section: 14S 12W 23
Latitude/Longitude: 44.60199 -113.03584
FWP Region: Region 3  
County: Beaverhead
Fishing District: Central
Owner: Forest Service
(406)-683-3900
Beaverhead-Deerlodge National Forest Office

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Type: MTNLAKE
Notes: Fishing can be tough without a boat due to vegetation nearshore and steep banks. The fish can be finicky but have been caught on dry flies and streamers.
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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 687 357
2020 781 571
2017 525 382
View the latest Montana Fishing Regulations.