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Fishing Knowlton Lake: what the data says
478-acre lake near Ontario. The lake tops out around 111 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.
Lake Trout fishing at Knowlton Lake
Start shallow in spring: lake trout sit in 10 to 40 ft that time of year. By summer they slide out to 33 to 111 ft, and by winter most fish are in 20 to 80 ft. Deep basin is the standout, a deep basin at roughly 94 ft, rated prime for summer lake trout. Plan around early morning in the warm months. A white tube jig (deep) or a magnum spoon on downrigger covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 10 to 40 ft | dawn & dusk | Casting spoon over shoals, Jerkbait (shallow) |
| Summer | 33 to 111 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 |
Cisco (Lake Herring) fishing at Knowlton Lake
Spring cisco (lake herring) on Knowlton Lake hold shallow, usually 10 to 40 ft. Summer pushes them deeper, 40 to 80 ft, and winter fish settle into 20 to 60 ft. The spot to know is Break off the point, a drop-off in about 50 ft of water that rates prime for cisco (lake herring) in winter. Best bite is early morning. Summer baits: a vertical flutter spoon (small) or a drop-shot micro plastic gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 10 to 40 ft | dawn & dusk | Small silver spoon, Tiny swim jig (white) |
| Summer | 40 to 80 ft | dawn | Vertical flutter spoon (small), Drop-shot micro plastic |
| Fall | 5 to 25 ft | dusk & dawn | Small casting spoon, Inline spinner (silver) |
| Winter | 20 to 60 ft | dawn | Small jigging spoon (glow/silver), Tungsten jig + minnow head |
Yellow Perch fishing at Knowlton Lake
Spring yellow perch on Knowlton Lake hold shallow, usually 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. Best bite is 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) |
Northern Pike fishing at Knowlton Lake
Start shallow in spring: northern pike sit in 2 to 8 ft that time of year. By summer they slide out to 8 to 20 ft, and by winter most fish are in 5 to 15 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 and the evening. A bucktail or a weedless spoon over cabbage covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | midday & dawn | #5 inline spinner, Spoon (red/white) |
| Summer | 8 to 20 ft | dawn & dusk | Bucktail, Weedless spoon over cabbage |
| Fall | 6 to 18 ft | midday & dawn | Big rubber (Bull Dawg style), Husky-style jerkbait |
| Winter | 5 to 15 ft | midday | Tip-ups, Large jigging spoon |
Smallmouth Bass fishing at Knowlton Lake
Start shallow in spring: smallmouth bass sit in 3 to 12 ft that time of year. Summer pushes them deeper, 10 to 30 ft, and winter fish settle into 20 to 45 ft. Main-lake point is the standout, a point at roughly 28 ft, rated prime for fall smallmouth bass. Best bite is early morning and the evening. Summer baits: a drop shot (goby/minnow) or a ned rig gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dawn & dusk | Ned rig, Tube jig |
| Summer | 10 to 30 ft | dawn & dusk | Drop shot (goby/minnow), Ned rig |
| Fall | 8 to 25 ft | midday & dawn | Jerkbait, Blade bait |
| Winter | 20 to 45 ft | midday | Blade bait, Hair jig |
Largemouth Bass fishing at Knowlton Lake
Spring largemouth bass on Knowlton Lake hold shallow, usually 2 to 10 ft. By summer they slide out to 8 to 20 ft, and by winter most fish are in 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. Best bite is early morning and the evening. Tie on a texas-rigged 10" worm or a deep-diving crankbait and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | dawn & dusk | Spinnerbait, Chatterbait |
| Summer | 8 to 20 ft | dawn & dusk | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 4 to 15 ft | midday & dawn | Squarebill crankbait (shad), Spinnerbait |
| Winter | 15 to 35 ft | midday | Blade bait, Jigging spoon |
Knowlton Lake also holds rock bass (5 to 20 ft in summer), crappie (10 to 25 ft in summer), bluegill (4 to 15 ft in summer), pumpkinseed (2 to 10 ft in summer), brown bullhead (3 to 12 ft in summer). Pick any of them on the map above for rated spots and bait picks.
Notable structure
- Deep basin: deep basin, around 94 ft
- Break off the point: drop-off, around 50 ft
- Main-lake point: point, around 28 ft
- Secondary point: point, around 28 ft
- Shallow bay flat: weed flat, around 6 ft
- Back-bay flat: weed flat, around 6 ft
Common questions
How deep is Knowlton Lake?
Knowlton Lake is about 111 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 Knowlton Lake?
Anglers target largemouth bass, smallmouth bass, northern pike, crappie, bluegill, yellow perch, lake trout, rock bass, cisco (lake herring), pumpkinseed, brown bullhead on Knowlton Lake.
Where is the best fishing spot on Knowlton Lake?
Deep basin is the top-rated area: a deep basin in about 94 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 Knowlton Lake?
For lake trout, 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.
Nearby waters
Gould Lake · Cronk Lake · Fourteen Island Lake · Blue Lake · Little Devil Lake · Sydenham Lake
See how Knowlton Lake stacks up: best largemouth bass lakes in Ontario · best smallmouth bass lakes in Ontario · best northern pike lakes in Ontario · best crappie lakes in Ontario
Browse all Ontario fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.