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Fishing Sullivan L. D1: what the data says
31-acre lake near Ontario. The lake tops out around 40 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 Sullivan L. D1
In spring, yellow perch run shallow here, mostly 3 to 12 ft. By summer they slide out to 10 to 30 ft, and by winter most fish are in 15 to 35 ft. The spot to know is Deep basin, a deep basin in about 34 ft of water that rates prime for yellow perch in fall. Best bite is early morning. A drop-shot micro plastics or a small spoon tipped with worm covers the summer program.
| 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) |
Northern Pike fishing at Sullivan L. D1
Spring northern pike on Sullivan L. D1 hold shallow, usually 2 to 8 ft. They move out to 8 to 20 ft in summer and finish the year down in 5 to 15 ft. The spot to know is Break off the point, a drop-off in about 18 ft of water that rates prime for northern pike in fall. Plan around early morning and the evening in the warm months. Summer baits: a bucktail or a weedless spoon over cabbage gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | midday & dawn | #5 inline spinner, Spoon (red/white) |
| Summer | 8 to 20 ft | dawn & dusk | Bucktail, Weedless spoon over cabbage |
| Fall | 6 to 18 ft | midday & dawn | Big rubber (Bull Dawg style), Husky-style jerkbait |
| Winter | 5 to 15 ft | midday | Tip-ups, Large jigging spoon |
Smallmouth Bass fishing at Sullivan L. D1
In spring, smallmouth bass run shallow here, mostly 3 to 12 ft. Summer pushes them deeper, 10 to 30 ft, and winter fish settle into 12 to 40 ft. The spot to know is Main-lake point, a point in about 10 ft of water that rates prime for smallmouth bass in fall. Plan around early morning and the evening in the warm months. A drop shot (goby/minnow) or a ned rig covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dawn & dusk | Ned rig, Tube jig |
| Summer | 10 to 30 ft | dawn & dusk | Drop shot (goby/minnow), Ned rig |
| Fall | 8 to 25 ft | midday & dawn | Jerkbait, Blade bait |
| Winter | 12 to 40 ft | midday | Blade bait, Hair jig |
Notable structure
- Deep basin: deep basin, around 34 ft
- Break off the point: drop-off, around 18 ft
- Main-lake point: point, around 10 ft
- Secondary point: point, around 10 ft
Common questions
How deep is Sullivan L. D1?
Sullivan L. D1 is about 40 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 Sullivan L. D1?
Anglers target smallmouth bass, northern pike, yellow perch on Sullivan L. D1.
Where is the best fishing spot on Sullivan L. D1?
Deep basin is the top-rated area: a deep basin in about 34 ft of water that rates prime for yellow perch in fall. Open the map above to see every rated spot for each species and season.
When is the best time to fish Sullivan L. D1?
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
McCullough Lake · Sullivan L. E · Harrison Lake · Minkes Lake · Sullivan L. F · North Louise Lake
See how Sullivan L. D1 stacks up: best smallmouth bass lakes in Ontario · best northern pike lakes in Ontario · best yellow perch lakes in Ontario
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