Boulder Lake, Upper Fish Stocking
Montana · 1939–1939 on record
According to Montana fish & wildlife agency, Boulder Lake, Upper was last stocked July 31, 1939 with Cutthroat Trout. Boulder Lake, Upper has 1 stocking record on file, spanning 1939–1939, with about 4,000 fish stocked over that period.
Nearby stocked waters
Other stocked waters near Boulder Lake, Upper, freshest activity first.
Gipsy Lake
7 mi2 species · 65 records
Last stocked June 2026
Canyon Ferry Lake
12 mi7 species · 2261 records
Last stocked September 2025
Grace Lake
9 mi1 species · 27 records
Last stocked September 2025
Upper Baldy Lake
9 mi1 species · 29 records
Last stocked September 2025
Doggett Reservoir
10 mi2 species · 58 records
Last stocked July 2023
Camas Lake
2 mi1 species · 6 records
Last stocked July 2017
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| July 31, 1939 | Cutthroat Trout | 4,000 | 4" | Montana fish & wildlife agency |
Frequently asked
When was Boulder Lake, Upper last stocked?
According to Montana fish & wildlife agency, Boulder Lake, Upper was last stocked July 31, 1939 with Cutthroat Trout.
What fish species are stocked in Boulder Lake, Upper?
Boulder Lake, Upper is stocked with Cutthroat Trout.
How often is Boulder Lake, Upper stocked?
Boulder Lake, Upper is stocked intermittently — 1 recorded stockings between 1939 and 1939.
How many fish have been stocked in Boulder Lake, Upper?
About 4,000 fish have been stocked in Boulder Lake, Upper across 1 recorded events since 1939, per Montana fish & wildlife agency.
What size are the fish stocked in Boulder Lake, Upper?
Fish stocked in Boulder Lake, Upper average about 4.0 inches, based on the sizes the agency reported.