Lake depth chart
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76-acre lake in Algoma District, Ontario. The lake tops out around 65 ft. Bathymetry on this water is estimated from its real outline and maximum depth. Use it to shortlist water, then verify with your electronics — and never navigate by it. Here's the year, species by species, as the scoring engine sees it.
The drawn water covers 75 acres wrapped in 1.9 miles of bank. A middling shoreline index (1.6) gives it some bays to work without being a maze. 28% of the surface is littoral (under ~15 ft), per the model — cover, weeds and forage water. Figure 0.7 mi of water from one end to the other, 0.3 mi at the beam. Algoma District claims this one. Its nearest charted neighbour, Plourde L. 18, is 4 mi to the southwest.
When the water first warms, brook trout slide up into 2 to 15 ft. Summer is a 10 to 30 ft game here, winter a 3 to 20 ft one. Start at Break off the point. It's a drop-off holding about 29 ft of water and rates prime come summer. The feeding windows run early morning and the evening. Keep a small spoon fished deep or a trolled lake-clear wobbler + worm rigged through the warm months.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 2 to 15 ft | dawn & dusk | Main-lake point (16 ft) | Small inline spinner (gold), Tiny spoon |
| Summer | 10 to 30 ft | dawn & dusk | Break off the point (29 ft) | Small spoon fished deep, Trolled lake-clear wobbler + worm |
| Fall | 2 to 15 ft | midday & dawn | Main-lake point (16 ft) | Small spoon (orange), Spinner |
| Winter | 3 to 20 ft | dawn | Shallow bay flat (6 ft) | Small jigging spoon, Tungsten jig + plastic |
Structure-wise the chart holds 6 features, led in depth by Deep basin at roughly 55 ft.
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 Prescott L. 17 specifically, so confirm the current rules before you fish.
Check the official Ontario fishing regulations →
Prescott L. 17 is about 65 ft (20 m) deep 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.
Anglers target brook trout on Prescott L. 17.
Break off the point is the top-rated area: a drop-off in about 29 ft of water that rates prime for brook trout in summer. The map above holds the full rated-spot list for every species and season.
For brook trout, the summer bite is best in early morning and the evening. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Fishing on Prescott L. 17 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.
Plourde L. 18 4 mi · Moon Lake 5 mi · Spinweb Lake 5 mi · Plourde L. 16 5 mi · Lower Ritchie Lake 5 mi · Monestime Lake 26 5 mi · Ritchie Lake 6 mi · Little Beaver Lake 6 mi · Lefebvre Lake 22 6 mi · Star Lake 6 mi · Madawanson Lake 7 mi · Russian Lake 7 mi
See how Prescott L. 17 stacks up: best brook trout lakes in Ontario
More water nearby: Algoma District fishing maps (1026 charts). Browse all Ontario fishing maps or see every water on DepthScout. 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.