Mosquito Lake Fish Stocking
Montana · 1985–2020 on record
According to Montana fish & wildlife agency, Mosquito Lake was last stocked July 20, 2020 with Cutthroat Trout. Mosquito Lake has 5 stocking records on file, spanning 1985–2020, with about 1,272 fish stocked over that period.
Nearby stocked waters
Other stocked waters near Mosquito Lake, freshest activity first.
Corner Lake
2 mi2 species · 3 records
Last stocked November 2025
Companion Lake
2 mi1 species · 1 records
Last stocked August 2025
Wiedy Lake
0 mi2 species · 9 records
Last stocked July 2024
Upper Mud Lake
2 mi1 species · 6 records
Last stocked August 2023
Stash Lake
2 mi1 species · 6 records
Last stocked August 2023
Little Washtub Lake (Washtub Lake)
1 mi1 species · 7 records
Last stocked September 2022
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| July 20, 2020 | Cutthroat Trout | 260 | 2.83" | Montana fish & wildlife agency |
| September 14, 2015 | Arctic Grayling | 200 | 2.26" | Montana fish & wildlife agency |
| August 21, 1997 | Arctic Grayling | 312 | 1" | Montana fish & wildlife agency |
| September 12, 1991 | Arctic Grayling | 300 | 1.2" | Montana fish & wildlife agency |
| August 5, 1985 | Arctic Grayling | 200 | 2" | Montana fish & wildlife agency |
Frequently asked
When was Mosquito Lake last stocked?
According to Montana fish & wildlife agency, Mosquito Lake was last stocked July 20, 2020 with Cutthroat Trout.
What fish species are stocked in Mosquito Lake?
Mosquito Lake is stocked with Cutthroat Trout and Arctic Grayling.
How often is Mosquito Lake stocked?
Mosquito Lake is stocked intermittently — 5 recorded stockings between 1985 and 2020.
How many fish have been stocked in Mosquito Lake?
About 1,272 fish have been stocked in Mosquito Lake across 5 recorded events since 1985, per Montana fish & wildlife agency.
What size are the fish stocked in Mosquito Lake?
Fish stocked in Mosquito Lake average about 1.9 inches, based on the sizes the agency reported.