Lake depth chart
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1,145-acre lake in Timiskaming District, Ontario. The lake tops out around 22 ft. The depth chart comes from Ontario Ministry of Natural Resources and Forestry bathymetric survey data, so the contours are survey-derived rather than computer-modeled. What follows comes from the same scoring engine that paints the spots above.
Drawn out, this is 1,147 acres of water rimmed by 15.3 miles of bank — one island included. With a shoreline index of 3.2, this water is all arms and coves — edge habitat well beyond its acreage. Nothing on this chart breaks 15 ft, which makes the whole surface littoral: weeds, bait and ambush cover everywhere. Figure 4 mi of water from one end to the other, 1.1 mi at the beam. The water lies in Timiskaming District. The nearest mapped water is Pettipher Lake, 1 mi to the northeast.
Early season walleye use the shallows, holding in 4 to 15 ft. Summer is a 7 to 22 ft game here, winter a 7 to 22 ft one. The chart's best answer is Deep basin — deep basin, 17 ft, prime for winter. Best bite is the evening and early morning. Tie on a crawler harness on bottom bouncer or a deep crankbait (trolled) and you're in the game.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 4 to 15 ft | dusk & dawn | Main-lake point (1 ft) | 1/8 oz jig + minnow, Hair jig |
| Summer | 7 to 22 ft chart-limited; documented 15 to 35 ft | dusk & dawn | Deep basin (17 ft) | Crawler harness on bottom bouncer, Deep crankbait (trolled) |
| Fall | 7 to 22 ft chart-limited; documented 12 to 40 ft | dusk & night | Deep basin (17 ft) | Jigging rap, Jig + big minnow |
| Winter | 7 to 22 ft chart-limited; documented 20 to 40 ft | dusk & dawn | Deep basin (17 ft) | Jigging spoon + minnow head, Rattle bait |
Spring yellow perch on Stumpy L. hold shallow, usually 3 to 12 ft. By summer they slide out to 7 to 22 ft, and by winter most fish are in 7 to 22 ft. The chart's best answer is Deep basin — deep basin, 17 ft, prime for fall. Prime time lands in early morning. The summer box starts with a drop-shot micro plastics or a small spoon tipped with worm.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 12 ft | midday & dawn | Shallow bay flat (1 ft) | Small jig + curly tail, Perch-pattern micro crank |
| Summer | 7 to 22 ft chart-limited; documented 10 to 30 ft | dawn | Deep basin (17 ft) | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 7 to 22 ft chart-limited; documented 12 to 35 ft | midday | Deep basin (17 ft) | Jigging spoon (small), Perch rig / spreader |
| Winter | 7 to 22 ft chart-limited; documented 15 to 35 ft | midday & dawn | Deep basin (17 ft) | Tungsten jig + spikes, Rattle spoon (small) |
When the water first warms, lake whitefish slide up into 7 to 22 ft. There's no big seasonal slide here — summer means 7 to 22 ft, winter 7 to 22 ft. If you only fish one area, make it Deep basin: a deep basin around 17 ft that scores prime in summer. In summer the feeding windows fall in early morning. Keep a blade bait vertical or a small jigging spoon rigged through the warm months.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 7 to 22 ft chart-limited; documented 15 to 45 ft | midday & dawn | Break off the point (1 ft) | Small jig + waxworm, Blade bait (small) |
| Summer | 7 to 22 ft chart-limited; documented 40 to 90 ft | dawn | Deep basin (17 ft) | Blade bait vertical, Small jigging spoon |
| Fall | 6 to 22 ft chart-limited; documented 8 to 30 ft | dusk | Break off the point (1 ft) | Small spoon (gold), Jig + plastic larva |
| Winter | 7 to 22 ft chart-limited; documented 25 to 70 ft | midday & dawn | Deep basin (17 ft) | Jigging spoon + bead chain, Tungsten jig + waxie |
6 pieces of structure are mapped here — Deep basin, around 17 ft, is the deepest of them.
Season dates, license requirements, and size and bag limits for Ontario waters are set by the Ontario fishing regulations (FMZ summary) — and special regulations can apply to Stumpy L. specifically, so confirm the current rules before you fish.
Check the official Ontario fishing regulations →
Stumpy L. is about 22 ft (7 m) deep at its deepest point. The depth chart comes from Ontario Ministry of Natural Resources and Forestry bathymetric survey data, so the contours are survey-derived rather than computer-modeled.
Anglers target walleye, yellow perch, lake whitefish on Stumpy L..
Deep basin is the top-rated area: a deep basin in about 17 ft of water that rates prime for walleye in winter. The interactive chart above rates every spot for each species and season.
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.
Fishing on Stumpy L. is regulated by the Ontario fishing regulations (FMZ summary). Check the official Ontario regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.
Pettipher Lake 1 mi · Dobie Lake 3 mi · Gowganda L. 4 mi · Long L. 4 mi · Charters L. 3 4 mi · Crawford L. 4 mi · Boyd L. 4 mi · Elkhorn L. 5 mi · Milner L. 5 mi · Sandplains Lake 6 mi · Miller Lake 6 mi · Margueratt Lake 6 mi
See how Stumpy L. stacks up: best walleye lakes in Ontario · best yellow perch lakes in Ontario · best lake whitefish lakes in Ontario
More water nearby: Timiskaming District fishing maps (515 charts). Browse all Ontario fishing maps. See every water on DepthScout. Depth data: Ontario Ministry of Natural Resources and Forestry, Lake survey data (Open Government Licence – Ontario). How we build these maps. Fish here with a sonar unit that logs? Send us your depth data and we'll improve this chart, credited to you. For fishing guidance only, never navigation.