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Fishing Caswell Lake: what the data says
93-acre lake near Ontario. The lake tops out around 79 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. Here is how the season plays out for each species, straight from the data behind the map.
Lake Trout fishing at Caswell Lake
In spring, lake trout run shallow here, mostly 10 to 40 ft. They move out to 24 to 79 ft in summer and finish the year down in 20 to 79 ft. If you only fish one area, make it Deep basin: a deep basin around 67 ft that scores prime in summer. Best bite is early morning. Summer baits: a white tube jig (deep) or a magnum spoon on downrigger gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 10 to 40 ft | dawn & dusk | Casting spoon over shoals, Jerkbait (shallow) |
| Summer | 24 to 79 ft | dawn | White tube jig (deep), Magnum spoon on downrigger |
| Fall | 10 to 50 ft | dusk & dawn | Heavy casting spoon, Jigging rap over reefs |
| Winter | 20 to 79 ft | dawn | White tube jig, Airplane jig |
Notable structure
- Deep basin: deep basin, around 67 ft
- Break off the point: drop-off, around 36 ft
- Main-lake point: point, around 20 ft
- Secondary point: point, around 20 ft
- Shallow bay flat: weed flat, around 6 ft
- Back-bay flat: weed flat, around 6 ft
Common questions
How deep is Caswell Lake?
Caswell Lake is about 79 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 Caswell Lake?
Anglers target lake trout on Caswell Lake.
Where is the best fishing spot on Caswell Lake?
Deep basin is the top-rated area: a deep basin in about 67 ft of water that rates prime for lake trout in summer. Open the map above to see every rated spot for each species and season.
When is the best time to fish Caswell Lake?
For lake trout, the summer bite is best in early morning. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Nearby waters
Dewdney Lake · Chiniguchi Lake · Sam Martin Lake · Rathbun Lake · Marjorie Lake · Davis Lake
See how Caswell Lake stacks up: best lake 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.