Buck Lake Depth Map & Fishing Spots (Renfrew County, ON)

Skip to interactive depth chart

Lake depth chart

Buck Lake, ON

Max 20 ft

Today's read

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

Spring bug season (brook trout lakes) · forageApr 25 – Jun 30 · in ~8 months

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 here are generated from real agency depth surveys; use the survey badge for the provider, dataset, datum and measured coverage. Never use for navigation. Always check local regulations.

Loading depth chart…

Recent catches at Buck Lake

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

No shared catches here yet — be the first.Log a catch from the map above and share it to put Buck Lake on the board.

Fishing Buck Lake: what the data says

20-acre lake in Renfrew County, Ontario. The lake tops out around 20 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 1980 (an MNRF lake survey). The rest of this page walks each species through its year, using the map's own scoring.

Drawn out, this is 20 acres of water rimmed by 0.9 miles of bank. At index 1.3 the outline is almost a bowl — read the depth changes, not the shoreline. There is no deep basin to speak of — the entire surface is under ~15 ft, prime weed water end to end. Tip to tip the water measures near 0.3 mi with a 0.2-mi widest point. The water lies in Renfrew County. Closest neighbour on DepthScout: Yukes Lake, 1 mi northeast of here.

Brook Trout fishing at Buck Lake

The spring pattern is a shallow one: brook trout in 2 to 15 ft. Midsummer fish sit out in 6 to 20 ft before dropping to 3 to 20 ft for winter. The spot to know is Deep basin, a deep basin in about 19 ft of water that rates prime for brook trout in summer. Plan around early morning and the evening in the warm months. Summer baits: a small spoon fished deep or a trolled lake-clear wobbler + worm gets it done.

Season	Depth	Best window	Start at	Go-to baits
Spring	2 to 15 ft	dawn & dusk	Main-lake point (1 ft)	Small inline spinner (gold), Tiny spoon
Summer	6 to 20 ft	dawn & dusk	Deep basin (19 ft)	Small spoon fished deep, Trolled lake-clear wobbler + worm
Fall	2 to 15 ft	midday & dawn	Main-lake point (1 ft)	Small spoon (orange), Spinner
Winter	3 to 20 ft	dawn	Deep basin (19 ft)	Small jigging spoon, Tungsten jig + plastic

Yellow Perch fishing at Buck Lake

Early season yellow perch use the shallows, holding in 3 to 12 ft. Expect a summer slide to 6 to 20 ft, then a winter hold in 6 to 20 ft. Put Deep basin first on the milk run — a deep basin near 19 ft that grades prime for fall. In summer the feeding windows fall in early morning. Tie on a drop-shot micro plastics or a small spoon tipped with worm and you're in the game.

Season	Depth	Best window	Start at	Go-to baits
Spring	3 to 12 ft	midday & dawn	open water	Small jig + curly tail, Perch-pattern micro crank
Summer	6 to 20 ft	dawn	Deep basin (19 ft)	Drop-shot micro plastics, Small spoon tipped with worm
Fall	6 to 20 ft	midday	Deep basin (19 ft)	Jigging spoon (small), Perch rig / spreader
Winter	6 to 20 ft	midday & dawn	Deep basin (19 ft)	Tungsten jig + spikes, Rattle spoon (small)

Notable structure

3 pieces of structure are mapped here — Deep basin, around 19 ft, is the deepest of them.

Deep basin: deep basin, around 19 ft
Break off the point: drop-off, around 13 ft
Main-lake point: point, around 1 ft

Buck Lake 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 Buck Lake specifically, so confirm the current rules before you fish.

Check the official Ontario fishing regulations →

Common questions

How deep is Buck Lake?

Buck Lake is about 20 ft (6 m) deep at its deepest point. The depth data here comes from the Ontario MNRF survey of 1980 (an MNRF lake survey).

What fish are in Buck Lake?

Anglers target brook trout, yellow perch on Buck Lake.

Where is the best fishing spot on Buck Lake?

Deep basin is the top-rated area: a deep basin in about 19 ft of water that rates prime for yellow perch in fall. Every other rated spot, per species and season, is on the map above.

When is the best time to fish Buck Lake?

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.

What are the fishing regulations for Buck Lake?

Fishing on Buck Lake 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

Yukes Lake 1 mi · Hartwick Lake 2 mi · Little Eneas Lake 2 mi · Big Eneas Lake 2 mi · Britchless Lake 2 mi · Deep Lake 2 mi · Britches Lake 3 mi · Lorwall Lake 3 mi · Buckskin Lake 4 mi · Lake Hardwood 4 mi · Kauffeldt Lake 4 mi · Charlotte Lake 4 mi

See how Buck Lake stacks up: best yellow perch lakes in Ontario · best brook trout lakes in Ontario

More water nearby: Renfrew County fishing maps (298 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.