Where to Fish Thompson Lake

Thompson Lake


This lake is located at the head end of the North Fork of Hell Roaring Creek.

Size: 5.8572 acres
Elevation: 9197.12 ft
Directions: This lake can be accessed by the either the Hell Roaring TH or Spanish Creek TH, both located off of HWY 191 south of Gallatin Gateway. Another access point is from Bear Basin near Big Sky.
Status of the Fishery: Thompson Lake supports a wild Yellowstone Cutthroat Trout fishery. FWP sampled the lake in 2011 and the fish ranged from 7.5-14.1 inches. Both the inlet and out provide spawning potential and the lake supports natural reproduction.
Township/Range/Section: 05S 03E 29
Latitude/Longitude: 45.37229 -111.37277
FWP Region: Region 3  
County: Madison
Fishing District: Central
Type: MTNLAKE
Notes: This lake supports a wild Yellowstone Cutthroat Trout fishery.
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Waterbody Section Field Form Type Date Purpose Species
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

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
2020 137 137
View the latest Montana Fishing Regulations.