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Fishing Mann L. 3: what the data says
16-acre lake near Ontario. The lake tops out around 45 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. Below is the species-by-species picture, pulled from the same data the map uses.
Yellow Perch fishing at Mann L. 3
In spring, yellow perch run shallow here, mostly 3 to 12 ft. They move out to 10 to 30 ft in summer and finish the year down in 15 to 35 ft. If you only fish one area, make it Break off the point: a drop-off around 20 ft that scores prime in summer. Best bite is early morning. Summer baits: a drop-shot micro plastics or a small spoon tipped with worm gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | midday & dawn | Small jig + curly tail, Perch-pattern micro crank |
| Summer | 10 to 30 ft | dawn | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 12 to 35 ft | midday | Jigging spoon (small), Perch rig / spreader |
| Winter | 15 to 35 ft | midday & dawn | Tungsten jig + spikes, Rattle spoon (small) |
Notable structure
- Deep basin: deep basin, around 38 ft
- Break off the point: drop-off, around 20 ft
- Main-lake point: point, around 11 ft
Common questions
How deep is Mann L. 3?
Mann L. 3 is about 45 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 Mann L. 3?
Anglers target yellow perch on Mann L. 3.
Where is the best fishing spot on Mann L. 3?
Break off the point is the top-rated area: a drop-off in about 20 ft of water that rates prime for yellow perch in summer. Open the map above to see every rated spot for each species and season.
When is the best time to fish Mann L. 3?
For yellow perch, 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
Mann L. 2 · Mann L. 4 · Little Lake · Fletchers Lake · Pickerel Lake · Big Jefferson L.
See how Mann L. 3 stacks up: best yellow perch lakes in Ontario
Browse all Ontario fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.