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Fishing Tomasina Lake: what the data says
99-acre lake near Ontario. The lake tops out around 35 ft. The contours are modeled from the water's real shoreline and maximum depth. Treat them as a rough guide, and never use them for navigation. What follows comes from the same scoring engine that paints the spots above.
Brook Trout fishing at Tomasina Lake
Start shallow in spring: brook trout sit in 2 to 15 ft that time of year. By summer they slide out to 10 to 30 ft, and by winter most fish are in 3 to 20 ft. If you only fish one area, make it Deep basin: a deep basin around 30 ft that scores prime in summer. In summer the feeding windows fall in early morning and the evening. A small spoon fished deep or a trolled lake-clear wobbler + worm covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 15 ft | dawn & dusk | Small inline spinner (gold), Tiny spoon |
| Summer | 10 to 30 ft | dawn & dusk | Small spoon fished deep, Trolled lake-clear wobbler + worm |
| Fall | 2 to 15 ft | midday & dawn | Small spoon (orange), Spinner |
| Winter | 3 to 20 ft | dawn | Small jigging spoon, Tungsten jig + plastic |
Notable structure
- Deep basin: deep basin, around 30 ft
- Break off the point: drop-off, around 16 ft
- Main-lake point: point, around 9 ft
- Secondary point: point, around 9 ft
- Shallow bay flat: weed flat, around 4 ft
- Back-bay flat: weed flat, around 4 ft
Common questions
How deep is Tomasina Lake?
Tomasina Lake is about 35 ft at its deepest point. The contours here are modeled from the water's real shape and maximum depth, so treat them as a rough guide.
What fish are in Tomasina Lake?
Anglers target brook trout on Tomasina Lake.
Where is the best fishing spot on Tomasina Lake?
Deep basin is the top-rated area: a deep basin in about 30 ft of water that rates prime for brook trout in summer. Open the map above to see every rated spot for each species and season.
When is the best time to fish Tomasina Lake?
For brook trout, the summer bite is best in early morning and the evening. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Nearby waters
Gilbert Lake · Wensley Lake · Shakwa Lake · Lower Shakwa Lake · Rushbrook Lake · Gilden Lake
See how Tomasina Lake stacks up: best brook trout lakes in Ontario
Browse all Ontario fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.