BorealBound

Map/Lakes/Algoma Country

Tomasina Lake

Surface area

99 ac40 ha

Max depth

35 ft10.7 m

Mean depth

15 ft4.7 m

Water type

Cold-water

Mgmt zone

FMZ 10

Shoreline

2.8 mi4.5 km

Depth map

Available

Tomasina Lake is the 2027th-largest of 5,104 named lakes in Algoma Country, with 2.8 miles of charted shoreline and 2 islands. Its 35 ft maximum depth is greater than 26% of depth-surveyed lakes in the region.

Fish species

From MNRF aquatic resource surveys.

Also present: Blacknose Shiner, Fathead Minnow, Northern Pearl Dace, Northern Redbelly Dace, White Sucker

Stocked: Brook Trout (most recently 2025).

Lodges & operators0

No operators recorded on this lake yet. Know one? It may be listed under a nearby community — browse the map.

Stocking history

MNRF recreational fish stocking recorded for this water.

YearSpeciesFish stocked
2025Brook Trout800
2021Brook Trout750
2019Brook Trout1,000
2017Brook Trout750

Similar water

Same region, overlapping species, comparable size.

Nearby lakes