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719-acre lake near Ontario. The lake tops out around 23 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. What follows comes from the same scoring engine that paints the spots above.
In spring, lake whitefish run shallow here, mostly 7 to 23 ft. Summer fish stay in 7 to 23 ft, and winter fish hold in 7 to 23 ft. Deep basin is the standout, a deep basin at roughly 20 ft, rated prime for summer lake whitefish. Best bite is early morning. Tie on a blade bait vertical or a small jigging spoon and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 7 to 23 ft | midday & dawn | Small jig + waxworm, Blade bait (small) |
| Summer | 7 to 23 ft | dawn | Blade bait vertical, Small jigging spoon |
| Fall | 6 to 23 ft | dusk | Small spoon (gold), Jig + plastic larva |
| Winter | 7 to 23 ft | midday & dawn | Jigging spoon + bead chain, Tungsten jig + waxie |
Spring cisco (lake herring) on McKim L. hold shallow, usually 6 to 23 ft. Summer fish stay in 7 to 23 ft, and winter fish hold in 7 to 23 ft. Deep basin is the standout, a deep basin at roughly 20 ft, rated prime for spring cisco (lake herring). In summer the feeding windows fall in 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 | 6 to 23 ft | dawn & dusk | Small silver spoon, Tiny swim jig (white) |
| Summer | 7 to 23 ft | dawn | Vertical flutter spoon (small), Drop-shot micro plastic |
| Fall | 5 to 23 ft | dusk & dawn | Small casting spoon, Inline spinner (silver) |
| Winter | 7 to 23 ft | dawn | Small jigging spoon (glow/silver), Tungsten jig + minnow head |
In spring, walleye run shallow here, mostly 4 to 15 ft. By summer they slide out to 7 to 23 ft, and by winter most fish are in 7 to 23 ft. If you only fish one area, make it Break off the point: a drop-off around 10 ft that scores prime in fall. Plan around the evening and early morning in the warm months. Tie on a crawler harness on bottom bouncer or a deep crankbait (trolled) and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 4 to 15 ft | dusk & dawn | 1/8 oz jig + minnow, Hair jig |
| Summer | 7 to 23 ft | dusk & dawn | Crawler harness on bottom bouncer, Deep crankbait (trolled) |
| Fall | 7 to 23 ft | dusk & night | Jigging rap, Jig + big minnow |
| Winter | 7 to 23 ft | dusk & dawn | Jigging spoon + minnow head, Rattle bait |
Spring yellow perch on McKim L. hold shallow, usually 3 to 12 ft. By summer they slide out to 7 to 23 ft, and by winter most fish are in 7 to 23 ft. Shallow bay flat is the standout, a weed flat at roughly 3 ft, rated prime for spring yellow perch. Best bite is early morning. Summer baits: a drop-shot micro plastics or a small spoon tipped with worm gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | midday & dawn | Small jig + curly tail, Perch-pattern micro crank |
| Summer | 7 to 23 ft | dawn | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 7 to 23 ft | midday | Jigging spoon (small), Perch rig / spreader |
| Winter | 7 to 23 ft | midday & dawn | Tungsten jig + spikes, Rattle spoon (small) |
Start shallow in spring: northern pike sit in 2 to 8 ft that time of year. Summer pushes them deeper, 8 to 20 ft, and winter fish settle into 5 to 15 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 3 ft that scores prime in spring. Best bite is early morning and the evening. Summer baits: a bucktail or a weedless spoon over cabbage gets it done.
| 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 |
Spring burbot on McKim L. hold shallow, usually 7 to 23 ft. Summer fish stay in 7 to 23 ft, and winter fish hold in 6 to 23 ft. The spot to know is Deep basin, a deep basin in about 20 ft of water that rates prime for burbot in spring. Best bite is after dark and midday. Tie on a heavy jig + cut bait and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 7 to 23 ft | night & dusk | Glow jigging spoon + cut bait, Rattle bait (dark) |
| Summer | 7 to 23 ft | night & midday | Heavy jig + cut bait |
| Fall | 7 to 23 ft | night & dusk | Glow spoon + minnow head, Blade bait (slow) |
| Winter | 6 to 23 ft | night & dusk | Glow tungsten + cut bait, Rattle spoon + minnow head |
How deep is McKim L.?
McKim L. is about 23 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 McKim L.?
Anglers target walleye, northern pike, yellow perch, lake whitefish, burbot, cisco (lake herring) on McKim L..
Where is the best fishing spot on McKim L.?
Deep basin is the top-rated area: a deep basin in about 20 ft of water that rates prime for lake whitefish in summer. Open the map above to see every rated spot for each species and season.
When is the best time to fish McKim 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.
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See how McKim L. stacks up: best walleye lakes in Ontario · best northern pike lakes in Ontario · best yellow perch lakes in Ontario · best lake whitefish lakes in Ontario
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