Prospect Lake Fish Stocking
Montana · 1980–2012 on record
According to Montana fish & wildlife agency, Prospect Lake was last stocked July 30, 2012 with Cutthroat Trout. Prospect Lake has 7 stocking records on file, spanning 1980–2012, with about 11,440 fish stocked over that period.
When Prospect Lake is stocked
Nearby stocked waters
Other stocked waters near Prospect Lake, freshest activity first.
Bridge Lake
7 mi1 species · 10 records
Last stocked August 2025
Fire Lake
7 mi2 species · 15 records
Last stocked August 2025
Bramble Creek Lake 39
5 mi1 species · 7 records
Last stocked July 2024
Swamp Lake
2 mi3 species · 13 records
Last stocked July 2021
Bramble Creek Lake 40
5 mi2 species · 5 records
Last stocked July 2021
Great Falls Creek Lake, Lower
6 mi2 species · 9 records
Last stocked June 2020
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| July 30, 2012 | Cutthroat Trout | 680 | 2.5" | Montana fish & wildlife agency |
| August 1, 2011 | Cutthroat Trout | 680 | 2.4" | Montana fish & wildlife agency |
| July 20, 2010 | Cutthroat Trout | 680 | 2.15" | Montana fish & wildlife agency |
| July 28, 2009 | Cutthroat Trout | 680 | 2" | Montana fish & wildlife agency |
| July 22, 2008 | Cutthroat Trout | 680 | 2.35" | Montana fish & wildlife agency |
| August 7, 1989 | Rainbow Trout | 4,020 | 2.3" | Montana fish & wildlife agency |
| August 7, 1980 | Rainbow Trout | 4,020 | 2" | Montana fish & wildlife agency |
Frequently asked
When was Prospect Lake last stocked?
According to Montana fish & wildlife agency, Prospect Lake was last stocked July 30, 2012 with Cutthroat Trout.
What fish species are stocked in Prospect Lake?
Prospect Lake is stocked with Cutthroat Trout and Rainbow Trout.
How often is Prospect Lake stocked?
Prospect Lake is stocked intermittently — 7 recorded stockings between 1980 and 2012.
How many fish have been stocked in Prospect Lake?
About 11,440 fish have been stocked in Prospect Lake across 7 recorded events since 1980, per Montana fish & wildlife agency.
What size are the fish stocked in Prospect Lake?
Fish stocked in Prospect Lake average about 2.2 inches, based on the sizes the agency reported.