Lake depth chart
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37-acre lake in Parry Sound 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. The depth data here comes from the Ontario MNRF survey of 1981 (an MNRF lake survey). What follows comes from the same scoring engine that paints the spots above.
Drawn out, this is 38 acres of water rimmed by 1.3 miles of bank. The shoreline is moderately structured (index 1.5) — enough points and pockets to pattern. All of it is shallow-zone water — under ~15 ft across the entire basin, so the food chain has the run of the place. The basin spans about 0.5 mi end to end and 0.2 mi across at its widest. The water lies in Parry Sound District. For a second option, Phil's Lake lies 1 mi east.
Come spring, look for yellow perch tight to the bank in 3 to 12 ft. Expect a summer slide to 7 to 22 ft, then a winter hold in 7 to 22 ft. Start at Deep basin. It's a deep basin holding about 15 ft of water and rates prime come fall. Prime time lands in early morning. A drop-shot micro plastics or a small spoon tipped with worm is the honest summer answer here.
| 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 | dawn | Deep basin (15 ft) | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 7 to 22 ft | midday | Deep basin (15 ft) | Jigging spoon (small), Perch rig / spreader |
| Winter | 7 to 22 ft | midday & dawn | Deep basin (15 ft) | Tungsten jig + spikes, Rattle spoon (small) |
Start shallow in spring: smallmouth bass sit in 3 to 12 ft that time of year. Summer pushes them deeper, 7 to 22 ft, and winter fish settle into 7 to 22 ft. The spot to know is Secondary point, a point in about 8 ft of water that rates prime for smallmouth bass in fall. Warm-month bites cluster around early morning and the evening. Throw a drop shot (goby/minnow) or a ned rig until the fish tell you otherwise.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 12 ft | dawn & dusk | Secondary point (8 ft) | Ned rig, Tube jig |
| Summer | 7 to 22 ft | dawn & dusk | Break off the point (13 ft) | Drop shot (goby/minnow), Ned rig |
| Fall | 7 to 22 ft | midday & dawn | Secondary point (8 ft) | Jerkbait, Blade bait |
| Winter | 7 to 22 ft | midday | Break off the point (13 ft) | Blade bait, Hair jig |
The spring pattern is a shallow one: largemouth bass in 2 to 10 ft. As the season builds they drop to 8 to 20 ft, wintering in 7 to 22 ft. Top water on the chart: Secondary point, a point in the 8 ft range, prime in fall. Time it for early morning and the evening. Summer baits: a texas-rigged 10" worm or a deep-diving crankbait gets it done.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 2 to 10 ft | dawn & dusk | Shallow bay flat (1 ft) | Spinnerbait, Chatterbait |
| Summer | 8 to 20 ft | dawn & dusk | Break off the point (13 ft) | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 4 to 15 ft | midday & dawn | Secondary point (8 ft) | Squarebill crankbait (shad), Spinnerbait |
| Winter | 7 to 22 ft | midday | Break off the point (13 ft) | Blade bait, Jigging spoon |
Early season pumpkinseed use the shallows, holding in 1 to 8 ft. Expect a summer slide to 2 to 10 ft, then a winter hold in 6 to 18 ft. Put Shallow bay flat first on the milk run — a weed flat near 1 ft that grades prime for spring. In summer the feeding windows fall in the evening and early morning. Tie on a micro tube or a sponge spider (fly) and you're in the game.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 1 to 8 ft | midday & dusk | Shallow bay flat (1 ft) | Micro jig under a float, Tiny beetle-spin |
| Summer | 2 to 10 ft | dusk & dawn | Shallow bay flat (1 ft) | Micro tube, Sponge spider (fly) |
| Fall | 4 to 14 ft | dusk & dawn | Shallow bay flat (1 ft) | Micro jig + waxworm, Small spoon tipped |
| Winter | 6 to 18 ft | dawn | Deep basin (15 ft) | Tungsten ice jig + plastic, Tiny spoon |
In spring, brown bullhead run shallow here, mostly 2 to 8 ft. Summer pushes them deeper, 3 to 12 ft, and winter fish settle into 7 to 22 ft. Deep basin is the standout, a deep basin at roughly 15 ft, rated prime for winter brown bullhead. Time it for after dark and the evening.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 2 to 8 ft | dusk & night | Shallow bay flat (1 ft) | |
| Summer | 3 to 12 ft | night & dusk | Shallow bay flat (1 ft) | |
| Fall | 5 to 15 ft | dusk | Deep basin (15 ft) | |
| Winter | 7 to 22 ft | midday | Deep basin (15 ft) |
Count 5 structure marks on this chart. The deepest, Deep basin, sits near 15 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 Loch Erne specifically, so confirm the current rules before you fish.
Check the official Ontario fishing regulations →
Loch Erne is about 22 ft (7 m) deep at its deepest point. The depth data here comes from the Ontario MNRF survey of 1981 (an MNRF lake survey).
Anglers target yellow perch, smallmouth bass, largemouth bass, pumpkinseed, brown bullhead on Loch Erne.
Deep basin is the top-rated area: a deep basin in about 15 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.
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.
Fishing on Loch Erne 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.
Phil's Lake 1 mi · Vowel Lake 1 mi · Bell Lake 2 mi · Harris Lake 2 mi · Bat Lake 2 mi · Lorimer Lake 3 mi · Grey Owl Lake 3 mi · McKellar Lake 3 mi · Armstrong Lake 4 mi · McEwen Lake 4 mi · Brophy L. 4 mi · Nine Mile Lake 4 mi
See how Loch Erne stacks up: best largemouth bass lakes in Ontario · best smallmouth bass lakes in Ontario · best yellow perch lakes in Ontario · best pumpkinseed lakes in Ontario
More water nearby: Parry Sound District fishing maps (441 charts). Browse all Ontario fishing maps or see every water on DepthScout. Bathymetry: published agency survey data. 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.