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Fishing Foster Lake: what the data says
454-acre lake near Ontario. The lake tops out around 7 ft. The depth chart is built from real state fisheries GPS surveys, so the humps, channels and drop-offs you see are measured, not guessed. Here is how the season plays out for each species, straight from the data behind the map.
Walleye fishing at Foster Lake
Start shallow in spring: walleye sit in 2 to 7 ft that time of year. Summer fish stay in 2 to 7 ft, and winter fish hold in 2 to 7 ft. If you only fish one area, make it Break off the point: a drop-off around 3 ft that scores prime in fall. Plan around the evening and early morning in the warm months. A crawler harness on bottom bouncer or a deep crankbait (trolled) covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 7 ft | dusk & dawn | 1/8 oz jig + minnow, Hair jig |
| Summer | 2 to 7 ft | dusk & dawn | Crawler harness on bottom bouncer, Deep crankbait (trolled) |
| Fall | 2 to 7 ft | dusk & night | Jigging rap, Jig + big minnow |
| Winter | 2 to 7 ft | dusk & dawn | Jigging spoon + minnow head, Rattle bait |
Northern Pike fishing at Foster Lake
Spring northern pike on Foster Lake hold shallow, usually 2 to 7 ft. Summer fish stay in 2 to 7 ft, and winter fish hold in 2 to 7 ft. The spot to know is Shallow bay flat, a weed flat in about 3 ft of water that rates prime for northern pike in spring. Plan around early morning and the evening in the warm months. A bucktail or a weedless spoon over cabbage covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 7 ft | midday & dawn | #5 inline spinner, Spoon (red/white) |
| Summer | 2 to 7 ft | dawn & dusk | Bucktail, Weedless spoon over cabbage |
| Fall | 2 to 7 ft | midday & dawn | Big rubber (Bull Dawg style), Husky-style jerkbait |
| Winter | 2 to 7 ft | midday | Tip-ups, Large jigging spoon |
Yellow Perch fishing at Foster Lake
Spring yellow perch on Foster Lake hold shallow, usually 2 to 7 ft. Summer fish stay in 2 to 7 ft, and winter fish hold in 2 to 7 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 3 ft that scores prime in spring. 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 | 2 to 7 ft | midday & dawn | Small jig + curly tail, Perch-pattern micro crank |
| Summer | 2 to 7 ft | dawn | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 2 to 7 ft | midday | Jigging spoon (small), Perch rig / spreader |
| Winter | 2 to 7 ft | midday & dawn | Tungsten jig + spikes, Rattle spoon (small) |
Smallmouth Bass fishing at Foster Lake
Spring smallmouth bass on Foster Lake hold shallow, usually 2 to 7 ft. Summer fish stay in 2 to 7 ft, and winter fish hold in 2 to 7 ft. The spot to know is Main-lake point, a point in about 2 ft of water that rates prime for smallmouth bass in fall. Plan around early morning and the evening in the warm months. Summer baits: a drop shot (goby/minnow) or a ned rig gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 7 ft | dawn & dusk | Ned rig, Tube jig |
| Summer | 2 to 7 ft | dawn & dusk | Drop shot (goby/minnow), Ned rig |
| Fall | 2 to 7 ft | midday & dawn | Jerkbait, Blade bait |
| Winter | 2 to 7 ft | midday | Blade bait, Hair jig |
Notable structure
- Deep basin: deep basin, around 7 ft
- Secondary point: point, around 6.6 ft
- Shallow bay flat: weed flat, around 3 ft
- Back-bay flat: weed flat, around 3 ft
- Break off the point: drop-off, around 3 ft
- Main-lake point: point, around 2 ft
Common questions
How deep is Foster Lake?
Foster Lake is about 7 ft at its deepest point. The depth chart here comes from real state fisheries GPS surveys, so the contours reflect measured depths.
What fish are in Foster Lake?
Anglers target smallmouth bass, walleye, northern pike, yellow perch on Foster Lake.
Where is the best fishing spot on Foster Lake?
Break off the point is the top-rated area: a drop-off in about 3 ft of water that rates prime for walleye in fall. Open the map above to see every rated spot for each species and season.
When is the best time to fish Foster Lake?
For walleye, the summer bite is best in the evening and 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
Brunswick Lake · Laker No. 17 · Ericson Lake 15 · Cromlech Lake 14 · Abbot Lake 5 · Inlet Lake
See how Foster Lake stacks up: best smallmouth bass lakes in Ontario · best walleye lakes in Ontario · best northern pike lakes in Ontario · best yellow perch lakes in Ontario
Browse all Ontario fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.