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Fishing Under Lake: what the data says
264-acre lake near Ontario. The lake tops out around 26 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.
Walleye fishing at Under Lake
In spring, walleye run shallow here, mostly 4 to 15 ft. Summer pushes them deeper, 8 to 26 ft, and winter fish settle into 8 to 26 ft. Break off the point is the standout, a drop-off at roughly 12 ft, rated prime for fall walleye. In summer the feeding windows fall in the evening and early morning. A crawler harness on bottom bouncer or a deep crankbait (trolled) covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 4 to 15 ft | dusk & dawn | 1/8 oz jig + minnow, Hair jig |
| Summer | 8 to 26 ft | dusk & dawn | Crawler harness on bottom bouncer, Deep crankbait (trolled) |
| Fall | 8 to 26 ft | dusk & night | Jigging rap, Jig + big minnow |
| Winter | 8 to 26 ft | dusk & dawn | Jigging spoon + minnow head, Rattle bait |
Yellow Perch fishing at Under Lake
In spring, yellow perch run shallow here, mostly 3 to 12 ft. They move out to 8 to 26 ft in summer and finish the year down in 8 to 26 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 | 3 to 12 ft | midday & dawn | Small jig + curly tail, Perch-pattern micro crank |
| Summer | 8 to 26 ft | dawn | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 8 to 26 ft | midday | Jigging spoon (small), Perch rig / spreader |
| Winter | 8 to 26 ft | midday & dawn | Tungsten jig + spikes, Rattle spoon (small) |
Northern Pike fishing at Under Lake
Spring northern pike on Under Lake hold shallow, usually 2 to 8 ft. By summer they slide out to 8 to 20 ft, and by winter most fish are in 5 to 15 ft. Shallow bay flat is the standout, a weed flat at roughly 3 ft, rated prime for spring northern pike. Best bite is early morning and the evening. 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 |
Muskellunge fishing at Under Lake
In spring, muskellunge run shallow here, mostly 3 to 12 ft. Summer pushes them deeper, 8 to 25 ft, and winter fish settle into 8 to 26 ft. Break off the point is the standout, a drop-off at roughly 12 ft, rated prime for fall muskellunge. Best bite is the evening and early morning. Summer baits: a double-10 bucktail or a topwater (walk-the-dog / creeper) gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dusk | Smaller bucktail (#8 blades), 6" glide bait |
| Summer | 8 to 25 ft | dusk & dawn | Double-10 bucktail, Topwater (walk-the-dog / creeper) |
| Fall | 7 to 26 ft | midday & dusk | Big rubber (Bull Dawg style), 10"+ glide bait |
| Winter | 8 to 26 ft | midday | Large rubber, crawled slow |
Rock Bass fishing at Under Lake
Spring rock bass on Under Lake hold shallow, usually 2 to 10 ft. By summer they slide out to 5 to 20 ft, and by winter most fish are in 8 to 26 ft. Main-lake point is the standout, a point at roughly 8 ft, rated prime for summer rock bass. Best bite is the evening. Summer baits: a ned rig (small) or a marabou jig gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | midday & dawn | 1/16 oz jig + grub, Small inline spinner |
| Summer | 5 to 20 ft | dusk | Ned rig (small), Marabou jig |
| Fall | 8 to 22 ft | midday | Small tube jig, Inline spinner |
| Winter | 8 to 26 ft | midday | Tungsten jig + plastic, Small spoon + spike |
Burbot fishing at Under Lake
In spring, burbot run shallow here, mostly 8 to 26 ft. Summer fish stay in 8 to 26 ft, and winter fish hold in 7 to 26 ft. Deep basin is the standout, a deep basin at roughly 22 ft, rated prime for spring burbot. Plan around after dark and midday in the warm months. Summer baits: a heavy jig + cut bait gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 8 to 26 ft | night & dusk | Glow jigging spoon + cut bait, Rattle bait (dark) |
| Summer | 8 to 26 ft | night & midday | Heavy jig + cut bait |
| Fall | 8 to 26 ft | night & dusk | Glow spoon + minnow head, Blade bait (slow) |
| Winter | 7 to 26 ft | night & dusk | Glow tungsten + cut bait, Rattle spoon + minnow head |
Notable structure
- Deep basin: deep basin, around 22 ft
- Break off the point: drop-off, around 12 ft
- Main-lake point: point, around 8 ft
- Secondary point: point, around 8 ft
- Shallow bay flat: weed flat, around 3 ft
- Back-bay flat: weed flat, around 3 ft
Common questions
How deep is Under Lake?
Under Lake is about 26 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 Under Lake?
Anglers target walleye, northern pike, muskellunge, yellow perch, burbot, rock bass on Under Lake.
Where is the best fishing spot on Under Lake?
Break off the point is the top-rated area: a drop-off in about 12 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 Under 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
Kim Lake · Race Lake · Pert Lake · Sleen Lake · Rao Lake · Carling Lake
See how Under Lake stacks up: best walleye lakes in Ontario · best northern pike lakes in Ontario · best muskellunge lakes in Ontario · 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.