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Fishing Osbourne Lake: what the data says
278-acre lake near Ontario. The lake tops out around 33 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 Osbourne Lake
In spring, lake trout run shallow here, mostly 8 to 33 ft. Summer fish stay in 10 to 33 ft, and winter fish hold in 8 to 33 ft. The spot to know is Deep basin, a deep basin in about 28 ft of water that rates prime for lake trout in summer. In summer the feeding windows fall in early morning. Tie on a white tube jig (deep) or a magnum spoon on downrigger and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 8 to 33 ft | dawn & dusk | Casting spoon over shoals, Jerkbait (shallow) |
| Summer | 10 to 33 ft | dawn | White tube jig (deep), Magnum spoon on downrigger |
| Fall | 7 to 33 ft | dusk & dawn | Heavy casting spoon, Jigging rap over reefs |
| Winter | 8 to 33 ft | dawn | White tube jig, Airplane jig |
Notable structure
- Deep basin: deep basin, around 28 ft
- Break off the point: drop-off, around 15 ft
- Main-lake point: point, around 8 ft
- Secondary point: point, around 8 ft
- Shallow bay flat: weed flat, around 4 ft
- Back-bay flat: weed flat, around 4 ft
Common questions
How deep is Osbourne Lake?
Osbourne Lake is about 33 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 Osbourne Lake?
Anglers target lake trout on Osbourne Lake.
Where is the best fishing spot on Osbourne Lake?
Deep basin is the top-rated area: a deep basin in about 28 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 Osbourne 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
McGrindle Lake · Bigwood Lake · Michaud Lake · Ironside Lake · Venetian Lake · Kumska Lake
See how Osbourne 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.