Shared by DepthScout anglers. Exact spots stay private, always.
151-acre lake near Ontario. The lake tops out around 84 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.
In spring, lake whitefish run shallow here, mostly 15 to 45 ft. Summer pushes them deeper, 25 to 84 ft, and winter fish settle into 25 to 70 ft. Deep basin is the standout, a deep basin at roughly 71 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 | 15 to 45 ft | midday & dawn | Small jig + waxworm, Blade bait (small) |
| Summer | 25 to 84 ft | dawn | Blade bait vertical, Small jigging spoon |
| Fall | 8 to 30 ft | dusk | Small spoon (gold), Jig + plastic larva |
| Winter | 25 to 70 ft | midday & dawn | Jigging spoon + bead chain, Tungsten jig + waxie |
In spring, cisco (lake herring) run shallow here, mostly 10 to 40 ft. By summer they slide out to 40 to 80 ft, and by winter most fish are in 20 to 60 ft. If you only fish one area, make it Deep basin: a deep basin around 71 ft that scores prime in summer. Plan around early morning in the warm months. Tie on a vertical flutter spoon (small) or a drop-shot micro plastic and you're in the game.
| 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 |
Spring yellow perch on Heart L. hold shallow, usually 3 to 12 ft. By summer they slide out to 10 to 30 ft, and by winter most fish are in 15 to 35 ft. Shallow bay flat is the standout, a weed flat at roughly 6 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 | 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) |
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. The spot to know is Shallow bay flat, a weed flat in about 6 ft of water that rates prime for northern pike in spring. In summer the feeding windows fall in early morning and the evening. Tie on a bucktail or a weedless spoon over cabbage and you're in the game.
| 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 |
Start shallow in spring: burbot sit in 25 to 70 ft that time of year. By summer they slide out to 25 to 84 ft, and by winter most fish are in 15 to 60 ft. The spot to know is Deep basin, a deep basin in about 71 ft of water that rates prime for burbot in summer. Plan around after dark and midday in the warm months. Summer baits: a heavy jig + cut bait gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 25 to 70 ft | night & dusk | Glow jigging spoon + cut bait, Rattle bait (dark) |
| Summer | 25 to 84 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 |
How deep is Heart L.?
Heart L. is about 84 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 Heart L.?
Anglers target northern pike, yellow perch, lake whitefish, burbot, cisco (lake herring) on Heart L..
Where is the best fishing spot on Heart L.?
Deep basin is the top-rated area: a deep basin in about 71 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 Heart 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.
Cooke Lake · Jamtama Lake · Skull Lake · McKenzie Lake · Philbrick Lake · Greenwater Lake
See how Heart L. stacks up: best northern pike lakes in Ontario · best yellow perch lakes in Ontario · best lake whitefish 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.