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Fishing Blue Lake: what the data says
28-acre lake near Ontario. The lake tops out around 27 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.
Brook Trout fishing at Blue Lake
In spring, brook trout run shallow here, mostly 2 to 15 ft. They move out to 8 to 27 ft in summer and finish the year down in 3 to 20 ft. If you only fish one area, make it Deep basin: a deep basin around 23 ft that scores prime in summer. Best bite is early morning and the evening. Summer baits: a small spoon fished deep or a trolled lake-clear wobbler + worm gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 15 ft | dawn & dusk | Small inline spinner (gold), Tiny spoon |
| Summer | 8 to 27 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 23 ft
- Break off the point: drop-off, around 12 ft
- Main-lake point: point, around 8 ft
- Shallow bay flat: weed flat, around 3 ft
- Back-bay flat: weed flat, around 3 ft
Common questions
How deep is Blue Lake?
Blue Lake is about 27 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 Blue Lake?
Anglers target brook trout on Blue Lake.
Where is the best fishing spot on Blue Lake?
Deep basin is the top-rated area: a deep basin in about 23 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 Blue 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
Fortune Lake · Wallingford Lake · Keefer Lake 18 · Lower Aitken Lake · Horseshoe Lake · Aitken Lake
See how Blue 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.