Sign inSign up freeRecent catches at Big Porcupine Lake
Shared by DepthScout anglers. Exact spots stay private, always.
Fishing Big Porcupine Lake: what the data says
617-acre lake near Ontario. The lake tops out around 104 ft. The contours are modeled from the water's real shoreline and maximum depth. Treat them as a rough guide, and never use them for navigation. Here is how the season plays out for each species, straight from the data behind the map.
Brook Trout fishing at Big Porcupine Lake
Start shallow in spring: brook trout sit in 2 to 15 ft that time of year. By summer they slide out to 10 to 30 ft, and by winter most fish are in 3 to 20 ft. The spot to know is Shallow bay flat, a weed flat in about 6 ft of water that rates good for brook trout in spring. Plan around early morning and the evening in the warm months. Tie on a small spoon fished deep or a trolled lake-clear wobbler + worm and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 15 ft | dawn & dusk | Small inline spinner (gold), Tiny spoon |
| Summer | 10 to 30 ft | dawn & dusk | Small spoon fished deep, Trolled lake-clear wobbler + worm |
| Fall | 2 to 15 ft | midday & dawn | Small spoon (orange), Spinner |
| Winter | 3 to 20 ft | dawn | Small jigging spoon, Tungsten jig + plastic |
Lake Trout fishing at Big Porcupine Lake
Start shallow in spring: lake trout sit in 10 to 40 ft that time of year. By summer they slide out to 31 to 104 ft, and by winter most fish are in 20 to 80 ft. Deep basin is the standout, a deep basin at roughly 88 ft, rated prime for summer lake trout. Best bite is early morning. Summer baits: a white tube jig (deep) or a magnum spoon on downrigger gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 10 to 40 ft | dawn & dusk | Casting spoon over shoals, Jerkbait (shallow) |
| Summer | 31 to 104 ft | dawn | White tube jig (deep), Magnum spoon on downrigger |
| Fall | 10 to 50 ft | dusk & dawn | Heavy casting spoon, Jigging rap over reefs |
| Winter | 20 to 80 ft | dawn | White tube jig, Airplane jig |
Yellow Perch fishing at Big Porcupine Lake
In spring, yellow perch run shallow here, mostly 3 to 12 ft. Summer pushes them deeper, 10 to 30 ft, and winter fish settle into 15 to 35 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 6 ft that scores prime in spring. In summer the feeding windows fall in early morning. A drop-shot micro plastics or a small spoon tipped with worm covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | midday & dawn | Small jig + curly tail, Perch-pattern micro crank |
| Summer | 10 to 30 ft | dawn | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 12 to 35 ft | midday | Jigging spoon (small), Perch rig / spreader |
| Winter | 15 to 35 ft | midday & dawn | Tungsten jig + spikes, Rattle spoon (small) |
Brown Bullhead fishing at Big Porcupine Lake
Spring brown bullhead on Big Porcupine Lake hold shallow, usually 2 to 8 ft. By summer they slide out to 3 to 12 ft, and by winter most fish are in 10 to 25 ft. The spot to know is Shallow bay flat, a weed flat in about 6 ft of water that rates prime for brown bullhead in spring. In summer the feeding windows fall in after dark and the evening.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | dusk & night | |
| Summer | 3 to 12 ft | night & dusk | |
| Fall | 5 to 15 ft | dusk | |
| Winter | 10 to 25 ft | midday |
Burbot fishing at Big Porcupine Lake
Start shallow in spring: burbot sit in 25 to 70 ft that time of year. By summer they slide out to 31 to 104 ft, and by winter most fish are in 15 to 60 ft. If you only fish one area, make it Deep basin: a deep basin around 88 ft that scores prime in summer. In summer the feeding windows fall in after dark and midday. A heavy jig + cut bait covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 25 to 70 ft | night & dusk | Glow jigging spoon + cut bait, Rattle bait (dark) |
| Summer | 31 to 104 ft | night & midday | Heavy jig + cut bait |
| Fall | 30 to 80 ft | night & dusk | Glow spoon + minnow head, Blade bait (slow) |
| Winter | 15 to 60 ft | night & dusk | Glow tungsten + cut bait, Rattle spoon + minnow head |
Notable structure
- Deep basin: deep basin, around 88 ft
- Break off the point: drop-off, around 47 ft
- Main-lake point: point, around 26 ft
- Secondary point: point, around 26 ft
- Shallow bay flat: weed flat, around 6 ft
- Back-bay flat: weed flat, around 6 ft
Common questions
How deep is Big Porcupine Lake?
Big Porcupine Lake is about 104 ft 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 Big Porcupine Lake?
Anglers target yellow perch, lake trout, brook trout, burbot, brown bullhead on Big Porcupine Lake.
Where is the best fishing spot on Big Porcupine Lake?
Deep basin is the top-rated area: a deep basin in about 88 ft of water that rates prime for lake trout in summer. Open the map above to see every rated spot for each species and season.
When is the best time to fish Big Porcupine 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.
Nearby waters
Little Coon Lake · Bonnechere Lake · Cradle Lake · Ragged Lake · Phipps Lake · McGarvey Lake
See how Big Porcupine Lake stacks up: best yellow perch lakes in Ontario · best lake trout lakes in Ontario · best brook trout lakes in Ontario · best burbot lakes in Ontario
Browse all Ontario fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.