Confirm the current BC freshwater fishing regulations (Region 4, Kootenay), including any bait, motor or ice-fishing limits for this lake, before you fish.

Mosquito Lake lies Head of Mosquito Creek, W. of Upper Arrow Lake; in the Upper Arrow Lake watershed. It covers surface area not recorded. The lake survey puts it at max 26.5 m, mean 9.5 m, which sets the depth you fish.

For an angler judging whether the fishing is worth the drive, the stocking record is the fishing report. Mosquito Lake is a put-and-take angling fishery, stocked with catchable game fish: 31 recorded releases totalling 181,530 fish (Rainbow Trout), last stocked 2004-05-17.

Stocking appears to have wound down after 2004. Confirm whether it is still topped up or now fishes as a residual, wild population. The chart below shows the full release history.

Mosquito Lake fishes as a put-grow stillwater: work chironomids under an indicator over the shoals in spring, then leech and attractor retrieves along the drop-offs as the shallows warm. The stocking record below is the truest read on the size and cohort of fish you will find.

Confirm the launch, parking and any motor/float or seasonal restrictions for Mosquito Lake locally before you commit a day; the map shows where the lake sits in its drainage.