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Fishing Gullrock Lake: what the data says
564-acre lake near Ontario. The lake tops out around 42 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.
Lake Trout fishing at Gullrock Lake
Start shallow in spring: lake trout sit in 10 to 40 ft that time of year. They move out to 13 to 42 ft in summer and finish the year down in 11 to 42 ft. Deep basin is the standout, a deep basin at roughly 36 ft, rated prime for summer lake trout. 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 | 10 to 40 ft | dawn & dusk | Casting spoon over shoals, Jerkbait (shallow) |
| Summer | 13 to 42 ft | dawn | White tube jig (deep), Magnum spoon on downrigger |
| Fall | 8 to 42 ft | dusk & dawn | Heavy casting spoon, Jigging rap over reefs |
| Winter | 11 to 42 ft | dawn | White tube jig, Airplane jig |
Notable structure
- Deep basin: deep basin, around 36 ft
- Break off the point: drop-off, around 19 ft
- Main-lake point: point, around 11 ft
- Secondary point: point, around 11 ft
- Shallow bay flat: weed flat, around 5 ft
- Back-bay flat: weed flat, around 5 ft
Common questions
How deep is Gullrock Lake?
Gullrock Lake is about 42 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 Gullrock Lake?
Anglers target lake trout on Gullrock Lake.
Where is the best fishing spot on Gullrock Lake?
Deep basin is the top-rated area: a deep basin in about 36 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 Gullrock 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
Kittson Lake · Anima Nipissing Lake · Kitt Lake · First Justin Lake · High Falls Lake · Shallow Lake
See how Gullrock 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.