Where to Fish Diamond Lake

Diamond Lake


This lake is located in the South Fork of Spanish Creek basin below Beacon Point.

Size: 17.2894 acres
Elevation: 8901.92 ft
Directions: This lake can be accessed from the Spanish Creek trailhead, located of of HWY 191.
Status of the Fishery: Diamond Lake is stocked with Westslope Cutthroat Trout on a four-year cycle. FWP sampled this lake in 2012. The fish ranged from 5.9-15.1 inches.
Township/Range/Section: 05S 03E 16
Latitude/Longitude: 45.39596 -111.36774
FWP Region: Region 3 
County: Madison
Fishing District: Central
Type: MTNLAKE
Notes: This large lake is located in the South Fork of Spanish Creek basin.
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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
2015 225 225
View the latest Montana Fishing Regulations.