Penassi L. Depth Map & Fishing Spots (ON)

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Lake depth chart

Penassi L., ON

Max 36 ft

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Where to start

Hopper & ant season (windward banks) window is on — see the hatch outlook

Hatch outlook

Hopper & ant season (windward banks)Active window

Typical here: Jul 1 – Sep 15 · hoppers peak July–August; winged-ant falls show up on warm humid afternoons — a wind event, not a hatch

adultwarm, breezy afternoons, roughly 1–5pm — slap the imitation down hard — the splat is the trigger — then wait; count to three after the rise before setting

Work the windward bank on breezy summer afternoons — that's where the food is. Casting-bubble-and-hopper is the direct translation; otherwise run small topwaters and inline spinners tight along the grass edges and blowdown banks in the afternoon warmth.

The event happens over windward grassy banks, overhanging brush and blowdowns — wherever the breeze dumps the bugs

Fall shiner runActive window

Typical here: Sep 1 – Oct 31 · same push on the Ontario side — Simcoe's shiners migrate shallow as the water cools, and the predators ride with them

adultdaylight for the jig bite; after dark the shiners stack under dock lights with walleyes and pike mixed right in — follow the bait, not the spot — millions of shiners move together and the predators ride with them; silver profile and flash matter

Concentrates hard but travels — the school (and the walleyes under it) can be off a river mouth one week and miles upriver the next.

Jig-and-minnow is the event's signature — a frozen emerald shiner on a 1/4 oz jig drifted along the run; silver jerkbaits and trolled crankbaits take the roaming fish; blade baits under the schools.

The event happens over river mouths and the first miles upriver, warming shallow shorelines, and rocky points where the displaced bait stacks

Next on this water

Hex (giant mayfly) · mayflyMay 25 – Aug 10 · in ~9 months

June mayfly hatch (walleye lakes) · mayflyJun 1 – Aug 10 · in ~9 months

Recommendations come from depth structure and seasonal species behavior. Treat them as a starting point, not a guarantee. Contours on this water are approximations. Never use for navigation. Always check local regulations.

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Recent catches at Penassi L.

Shared by DepthScout anglers. Exact spots stay private, always.

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Fishing Penassi L.: what the data says

548-acre lake in Timiskaming District, Ontario. The lake tops out around 36 ft. Contours on this water are modeled from its actual shoreline and max depth. Good for finding likely water, never for navigation. Here's the year, species by species, as the scoring engine sees it.

The drawn water covers 546 acres wrapped in 11.8 miles of bank, broken up by an island. An index of 3.6 puts the bank firmly in maze territory: point after pocket after cove, every one a casting target. 83% of the surface is littoral (under ~15 ft), per the model — cover, weeds and forage water. End to end it runs roughly 3.3 mi, about 1.2 mi across. Timiskaming District claims this one. Duncan Lake sits 2 mi west — the closest neighbouring chart.

Lake Whitefish fishing at Penassi L.

Spring puts lake whitefish in skinny water — 11 to 36 ft is the zone. Summer fish stay in 11 to 36 ft, and winter fish hold in 11 to 36 ft. Deep basin is the standout, a deep basin at roughly 31 ft, rated prime for summer lake whitefish. Plan around early morning in the warm months. A blade bait vertical or a small jigging spoon covers the summer program.

Season	Depth	Best window	Start at	Go-to baits
Spring	11 to 36 ft	midday & dawn	Break off the point (16 ft)	Small jig + waxworm, Blade bait (small)
Summer	11 to 36 ft	dawn	Deep basin (31 ft)	Blade bait vertical, Small jigging spoon
Fall	8 to 30 ft	dusk	Break off the point (16 ft)	Small spoon (gold), Jig + plastic larva
Winter	11 to 36 ft	midday & dawn	Deep basin (31 ft)	Jigging spoon + bead chain, Tungsten jig + waxie

Walleye fishing at Penassi L.

Start shallow in spring: walleye sit in 4 to 15 ft that time of year. Summer pushes them deeper, 15 to 35 ft, and winter fish settle into 11 to 36 ft. The spot to know is Break off the point, a drop-off in about 16 ft of water that rates prime for walleye in fall. Warm-month bites cluster around the evening and early morning. Throw a crawler harness on bottom bouncer or a deep crankbait (trolled) until the fish tell you otherwise.

Season	Depth	Best window	Start at	Go-to baits
Spring	4 to 15 ft	dusk & dawn	Main-lake point (9 ft)	1/8 oz jig + minnow, Hair jig
Summer	15 to 35 ft	dusk & dawn	Break off the point (16 ft)	Crawler harness on bottom bouncer, Deep crankbait (trolled)
Fall	11 to 36 ft	dusk & night	Break off the point (16 ft)	Jigging rap, Jig + big minnow
Winter	11 to 36 ft	dusk & dawn	Deep basin (31 ft)	Jigging spoon + minnow head, Rattle bait

Yellow Perch fishing at Penassi L.

Spring puts yellow perch in skinny water — 3 to 12 ft is the zone. As the season builds they drop to 10 to 30 ft, wintering in 15 to 35 ft. Spring yellow perch concentrate at Shallow bay flat, a prime-rated weed flat around 4 ft. Warm-month bites cluster around early morning. A drop-shot micro plastics or a small spoon tipped with worm covers the summer program.

Season	Depth	Best window	Start at	Go-to baits
Spring	3 to 12 ft	midday & dawn	Shallow bay flat (4 ft)	Small jig + curly tail, Perch-pattern micro crank
Summer	10 to 30 ft	dawn	Break off the point (16 ft)	Drop-shot micro plastics, Small spoon tipped with worm
Fall	12 to 35 ft	midday	Deep basin (31 ft)	Jigging spoon (small), Perch rig / spreader
Winter	15 to 35 ft	midday & dawn	Deep basin (31 ft)	Tungsten jig + spikes, Rattle spoon (small)

Northern Pike fishing at Penassi L.

Spring northern pike on Penassi L. 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. The chart's best answer is Shallow bay flat — weed flat, 4 ft, prime for spring. Prime time lands in early morning and the evening. The summer box starts with a bucktail or a weedless spoon over cabbage.

Season	Depth	Best window	Start at	Go-to baits
Spring	2 to 8 ft	midday & dawn	Shallow bay flat (4 ft)	#5 inline spinner, Spoon (red/white)
Summer	8 to 20 ft	dawn & dusk	Break off the point (16 ft)	Bucktail, Weedless spoon over cabbage
Fall	6 to 18 ft	midday & dawn	Break off the point (16 ft)	Big rubber (Bull Dawg style), Husky-style jerkbait
Winter	5 to 15 ft	midday	Shallow bay flat (4 ft)	Tip-ups, Large jigging spoon

Smallmouth Bass fishing at Penassi L.

Spring smallmouth bass on Penassi L. hold shallow, usually 3 to 12 ft. By summer they slide out to 10 to 30 ft, and by winter most fish are in 11 to 36 ft. The chart's best answer is Main-lake point — point, 9 ft, prime for fall. Prime time lands in early morning and the evening. The summer box starts with a drop shot (goby/minnow) or a ned rig.

Season	Depth	Best window	Start at	Go-to baits
Spring	3 to 12 ft	dawn & dusk	Main-lake point (9 ft)	Ned rig, Tube jig
Summer	10 to 30 ft	dawn & dusk	Break off the point (16 ft)	Drop shot (goby/minnow), Ned rig
Fall	8 to 25 ft	midday & dawn	Main-lake point (9 ft)	Jerkbait, Blade bait
Winter	11 to 36 ft	midday	Break off the point (16 ft)	Blade bait, Hair jig

Notable structure

Structure-wise the chart holds 6 features, led in depth by Deep basin at roughly 31 ft.

Deep basin: deep basin, around 31 ft
Break off the point: drop-off, around 16 ft
Main-lake point: point, around 9 ft
Secondary point: point, around 9 ft
Shallow bay flat: weed flat, around 4 ft
Back-bay flat: weed flat, around 4 ft

Penassi L. fishing regulations

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 Penassi L. specifically, so confirm the current rules before you fish.

Check the official Ontario fishing regulations →

Common questions

How deep is Penassi L.?

Penassi L. is about 36 ft (11 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.

What fish are in Penassi L.?

Anglers target lake whitefish, walleye, yellow perch, northern pike, smallmouth bass on Penassi L..

Where is the best fishing spot on Penassi L.?

Deep basin is the top-rated area: a deep basin in about 31 ft of water that rates prime for lake whitefish in summer. The map above holds the full rated-spot list for every species and season.

When is the best time to fish Penassi L.?

For lake whitefish, 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.

What are the fishing regulations for Penassi L.?

Fishing on Penassi 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.

Nearby waters

Duncan Lake 2 mi · Kawakanika Lake 4 mi · Metikemedo L. 5 mi · Lehmann Lake 5 mi · Raymond L. 32 5 mi · Serpentine Lake 5 mi · Firth Lake 5 mi · Raymond L. 30 5 mi · Obushkong Lake 5 mi · Davidson Lake 6 mi · Banner Lake 6 mi · Otto Lake 6 mi

See how Penassi L. 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

More water nearby: Timiskaming District fishing maps (515 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.