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766-acre lake near Québec. The lake tops out around 200 ft. The depth chart is built from real state fisheries GPS surveys, so the humps, channels and drop-offs you see are measured, not guessed. Here's the year, species by species, as the scoring engine sees it.
Lac Saint-Denis maps at 766 acres behind 6.9 miles of shoreline. With a 1.8 development index there's bank structure worth casting at, in moderation. Roughly 4% of the water is 15 ft or less, the band where the food chain lives. Call it 2.5 mi long by 1.3 mi wide at the broadest reach. It sits in Antoine-Labelle MRC. Lac Boisvert sits 2 mi south — the closest neighbouring chart.
Carte de pêche interactive gratuite — Lac Saint-Denis, Québec : courbes de profondeur issues de relevés bathymétriques réels jusqu'à 61 m (200 pi), et les meilleurs sites pour omble de fontaine, touladi, truite arc-en-ciel et plus. Les profondeurs proviennent de la Géobase des bathymétries de lac du Québec (MELCCFP) lorsque disponibles.
Early season brook trout use the shallows, holding in 2 to 15 ft. Expect a summer slide to 10 to 30 ft, then a winter hold in 3 to 20 ft. Put Main-lake point first on the milk run — a point near 17 ft that grades good for spring. In summer the feeding windows fall in early morning and the evening. Tie on a small spoon fished deep or a trolled lake-clear wobbler + worm and you're in the game.
| Saison | Profondeur | Meilleure fenêtre | Commencer à | Leurres |
|---|---|---|---|---|
| Printemps | 2 to 15 ft | dawn & dusk | Main-lake point (17 ft) | Small inline spinner (gold), Tiny spoon |
| Été | 10 to 30 ft | dawn & dusk | open water | Small spoon fished deep, Trolled lake-clear wobbler + worm |
| Automne | 2 to 15 ft | midday & dawn | Main-lake point (17 ft) | Small spoon (orange), Spinner |
| Hiver | 3 to 20 ft | dawn | Shallow bay flat (9 ft) | Small jigging spoon, Tungsten jig + plastic |
When the water first warms, lake trout slide up into 10 to 40 ft. By summer they slide out to 50 to 120 ft, and by winter most fish are in 20 to 80 ft. If you only fish one area, make it Main-lake point: a point around 17 ft that scores prime in spring. In summer the feeding windows fall in early morning. Keep a white tube jig (deep) or a magnum spoon on downrigger rigged through the warm months.
| Saison | Profondeur | Meilleure fenêtre | Commencer à | Leurres |
|---|---|---|---|---|
| Printemps | 10 to 40 ft | dawn & dusk | Main-lake point (17 ft) | Casting spoon over shoals, Jerkbait (shallow) |
| Été | 50 to 120 ft | dawn | Deep basin (200 ft) | White tube jig (deep), Magnum spoon on downrigger |
| Automne | 10 to 50 ft | dusk & dawn | Main-lake point (17 ft) | Heavy casting spoon, Jigging rap over reefs |
| Hiver | 20 to 80 ft | dawn | Deep basin (200 ft) | White tube jig, Airplane jig |
Spring rainbow trout on Lac Saint-Denis hold shallow, usually 5 to 20 ft. By summer they slide out to 8 to 30 ft, and by winter most fish are in 8 to 40 ft. The chart's best answer is Main-lake point — point, 17 ft, prime for spring. Prime time lands in early morning and the evening. The summer box starts with a dodger + spoon (deep troll) or a flutter spoon.
| Saison | Profondeur | Meilleure fenêtre | Commencer à | Leurres |
|---|---|---|---|---|
| Printemps | 5 to 20 ft | dawn & dusk | Main-lake point (17 ft) | Inline spinner (silver), Small spoon |
| Été | 8 to 30 ft | dawn & dusk | Main-lake point (17 ft) | Dodger + spoon (deep troll), Flutter spoon |
| Automne | 10 to 35 ft | dawn & dusk | Main-lake point (17 ft) | Casting spoon, Jerkbait over shoals |
| Hiver | 8 to 40 ft | dawn | Break off the point (155 ft) | Jigging spoon, Tube jig (white) |
Spring landlocked salmon on Lac Saint-Denis hold shallow, usually 1 to 15 ft. By summer they slide out to 25 to 60 ft, and by winter most fish are in 10 to 40 ft. The chart's best answer is Main-lake point — point, 17 ft, prime for fall. Prime time lands in early morning and the evening. The summer box starts with a dodger + streamer down deep or a thin spoon on lead core.
| Saison | Profondeur | Meilleure fenêtre | Commencer à | Leurres |
|---|---|---|---|---|
| Printemps | 1 to 15 ft | dawn & dusk | Main-lake point (17 ft) | Streamer flies (Grey Ghost) off boards, Thin spoon (Mooselook style) |
| Été | 25 to 60 ft | dawn & dusk | Deep basin (200 ft) | Dodger + streamer down deep, Thin spoon on lead core |
| Automne | 5 to 30 ft | dawn & dusk | Main-lake point (17 ft) | Casting spoon at the mouths, Streamers |
| Hiver | 10 to 40 ft | dawn | Main-lake point (17 ft) | Small jigging spoon, Swedish pimple + smelt |
Start shallow in spring: arctic char sit in 4 to 15 ft that time of year. Summer pushes them deeper, 20 to 60 ft, and winter fish settle into 10 to 40 ft. The spot to know is Shallow bay flat, a feeding flat in about 9 ft of water that rates good for arctic char in spring. Warm-month bites cluster around early morning. Throw a jigging spoon vertical or a tube jig (smelt) until the fish tell you otherwise.
| Saison | Profondeur | Meilleure fenêtre | Commencer à | Leurres |
|---|---|---|---|---|
| Printemps | 4 to 15 ft | midday & dawn | Shallow bay flat (9 ft) | Small casting spoon (silver/orange), Jerkbait (small) |
| Été | 20 to 60 ft | dawn | Deep basin (200 ft) | Jigging spoon vertical, Tube jig (smelt) |
| Automne | 8 to 30 ft | midday & dusk | open water | Casting spoon (orange/gold), Beadhead streamer |
| Hiver | 10 to 40 ft | midday & dawn | Deep basin (200 ft) | Jigging spoon (glow/silver), Tungsten jig + plastic |
Start shallow in spring: lake whitefish sit in 15 to 45 ft that time of year. Summer pushes them deeper, 40 to 90 ft, and winter fish settle into 25 to 70 ft. The spot to know is Back-bay flat, a feeding flat in about 20 ft of water that rates prime for lake whitefish in spring. Warm-month bites cluster around early morning. Throw a blade bait vertical or a small jigging spoon until the fish tell you otherwise.
| Saison | Profondeur | Meilleure fenêtre | Commencer à | Leurres |
|---|---|---|---|---|
| Printemps | 15 to 45 ft | midday & dawn | Back-bay flat (20 ft) | Small jig + waxworm, Blade bait (small) |
| Été | 40 to 90 ft | dawn | Deep basin (200 ft) | Blade bait vertical, Small jigging spoon |
| Automne | 8 to 30 ft | dusk | Main-lake point (17 ft) | Small spoon (gold), Jig + plastic larva |
| Hiver | 25 to 70 ft | midday & dawn | Back-bay flat (20 ft) | Jigging spoon + bead chain, Tungsten jig + waxie |
Lac Saint-Denis also holds walleye (15 to 35 ft in summer), yellow perch (10 to 30 ft in summer), northern pike (8 to 20 ft in summer), smallmouth bass (10 to 30 ft in summer), rock bass (5 to 20 ft in summer), pumpkinseed (2 to 10 ft in summer), brown bullhead (3 to 12 ft in summer), channel catfish (8 to 25 ft in summer), burbot (50 to 120 ft in summer). Pick any of them on the map above for rated spots and bait picks.
Lac Saint-Denis carries 6 mapped structure features, topping out (or rather bottoming out) at Deep basin, about 200 ft down.
Season dates, license requirements, and size and bag limits for Québec waters are set by the Québec sport fishing rules (MELCCFP) — and special regulations can apply to Lac Saint-Denis specifically, so confirm the current rules before you fish.
Check the official Québec fishing regulations →
Lac Saint-Denis is about 200 ft (61 m) deep at its deepest point. The depth chart here comes from real state fisheries GPS surveys, so the contours reflect measured depths.
Lac Saint-Denis atteint environ 61 m (200 pi) à son point le plus profond. Les profondeurs proviennent de relevés bathymétriques réels.
Anglers target brook trout, lake trout, rainbow trout, landlocked salmon, arctic char, lake whitefish, walleye, yellow perch, northern pike, smallmouth bass, rock bass, pumpkinseed, brown bullhead, channel catfish, burbot on Lac Saint-Denis. This species list is an informed estimate from Québec's provincial fish-range maps (bounded by each lake's depth and habitat), not a per-lake fish survey — Québec doesn't publish per-lake species records.
Main-lake point is the top-rated area: a point in about 17 ft of water that rates prime for lake trout in spring. Every other rated spot, per species and season, is on the map above.
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 Lac Saint-Denis is regulated by the Québec sport fishing rules (MELCCFP). Check the official Québec regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.
Lac Boisvert 2 mi · Lac Rognon 2 mi · Lac Ouananiche 2 mi · Lac de la Framboisière 2 mi · Lac La Minerve 3 mi · Lac Montjoie 3 mi · Lac aux Castors 4 mi · Lac Napoléon 5 mi · Lac Lesage 5 mi · Lac Moufflet 5 mi · Lac Équerre 5 mi · Lac Marie-Louise 5 mi
See how Lac Saint-Denis stacks up: best smallmouth bass lakes in Québec · best walleye lakes in Québec · best northern pike lakes in Québec · best channel catfish lakes in Québec
More water nearby: Antoine-Labelle MRC fishing maps (249 charts). Browse all Québec fishing maps or see every water on DepthScout. Bathymetry credit: state fisheries survey programs. 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.