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15-acre lake near Cass County. 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. Here is how the season plays out for each species, straight from the data behind the map.
Spring yellow perch on Sleepy Island hold shallow, usually 3 to 12 ft. Summer pushes them deeper, 7 to 23 ft, and winter fish settle into 7 to 23 ft. If you only fish one area, make it Deep basin: a deep basin around 20 ft that scores prime in fall. Plan around early morning in the warm months. Tie on a drop-shot micro plastics or a small spoon tipped with worm and you're in the game.
| 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. 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 Break off the point: a drop-off around 10 ft that scores prime in fall. 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 |
In spring, bluegill run shallow here, mostly 1 to 6 ft. By summer they slide out to 4 to 15 ft, and by winter most fish are in 7 to 23 ft. Deep basin is the standout, a deep basin at roughly 20 ft, rated prime for winter bluegill. In summer the feeding windows fall in early morning and the evening. Tie on a small sponge spider (fly) or a micro tube jig and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 6 ft | midday & dusk | 1/32 oz jig + micro plastic, Tiny popper (evenings) |
| Summer | 4 to 15 ft | dawn & dusk | Small sponge spider (fly), Micro tube jig |
| Fall | 6 to 18 ft | midday | Micro jig + waxworm, Small spoon tipped |
| Winter | 7 to 23 ft | midday | Tungsten ice jig + plastic, Tiny spoon |
How deep is Sleepy Island?
Sleepy Island 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 Sleepy Island?
Anglers target northern pike, bluegill, yellow perch on Sleepy Island.
Where is the best fishing spot on Sleepy Island?
Deep basin is the top-rated area: a deep basin in about 20 ft of water that rates prime for yellow perch in fall. Open the map above to see every rated spot for each species and season.
When is the best time to fish Sleepy Island?
For yellow perch, 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.
Lee · Long · Perch · Pine Mountain · Variety · Island
See how Sleepy Island stacks up: best northern pike lakes in Minnesota · best bluegill lakes in Minnesota · best yellow perch lakes in Minnesota
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