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Fishing Irish Lake: what the data says
400-acre lake near Ontario. The lake tops out around 14 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 Whitefish fishing at Irish Lake
Spring lake whitefish on Irish Lake hold shallow, usually 4 to 14 ft. Summer fish stay in 4 to 14 ft, and winter fish hold in 4 to 14 ft. The spot to know is Deep basin, a deep basin in about 12 ft of water that rates prime for lake whitefish in summer. Best bite is early morning. Summer baits: a blade bait vertical or a small jigging spoon gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 4 to 14 ft | midday & dawn | Small jig + waxworm, Blade bait (small) |
| Summer | 4 to 14 ft | dawn | Blade bait vertical, Small jigging spoon |
| Fall | 4 to 14 ft | dusk | Small spoon (gold), Jig + plastic larva |
| Winter | 4 to 14 ft | midday & dawn | Jigging spoon + bead chain, Tungsten jig + waxie |
Walleye fishing at Irish Lake
Spring walleye on Irish Lake hold shallow, usually 4 to 14 ft. Summer fish stay in 4 to 14 ft, and winter fish hold in 4 to 14 ft. If you only fish one area, make it Break off the point: a drop-off around 6 ft that scores prime in fall. Best bite is the evening and early morning. Summer baits: a crawler harness on bottom bouncer or a deep crankbait (trolled) gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 4 to 14 ft | dusk & dawn | 1/8 oz jig + minnow, Hair jig |
| Summer | 4 to 14 ft | dusk & dawn | Crawler harness on bottom bouncer, Deep crankbait (trolled) |
| Fall | 4 to 14 ft | dusk & night | Jigging rap, Jig + big minnow |
| Winter | 4 to 14 ft | dusk & dawn | Jigging spoon + minnow head, Rattle bait |
Yellow Perch fishing at Irish Lake
In spring, yellow perch run shallow here, mostly 3 to 12 ft. Summer pushes them deeper, 4 to 14 ft, and winter fish settle into 4 to 14 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. 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 | 4 to 14 ft | dawn | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 4 to 14 ft | midday | Jigging spoon (small), Perch rig / spreader |
| Winter | 4 to 14 ft | midday & dawn | Tungsten jig + spikes, Rattle spoon (small) |
Northern Pike fishing at Irish Lake
Start shallow in spring: northern pike sit in 2 to 8 ft that time of year. They move out to 4 to 14 ft in summer and finish the year down in 4 to 14 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 3 ft that scores prime in spring. Plan around early morning and the evening in the warm months. 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 | 4 to 14 ft | dawn & dusk | Bucktail, Weedless spoon over cabbage |
| Fall | 4 to 14 ft | midday & dawn | Big rubber (Bull Dawg style), Husky-style jerkbait |
| Winter | 4 to 14 ft | midday | Tip-ups, Large jigging spoon |
Burbot fishing at Irish Lake
Spring burbot on Irish Lake hold shallow, usually 4 to 14 ft. Summer fish stay in 4 to 14 ft, and winter fish hold in 4 to 14 ft. The spot to know is Deep basin, a deep basin in about 12 ft of water that rates prime for burbot in spring. In summer the feeding windows fall in after dark and midday. Summer baits: a heavy jig + cut bait gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 4 to 14 ft | night & dusk | Glow jigging spoon + cut bait, Rattle bait (dark) |
| Summer | 4 to 14 ft | night & midday | Heavy jig + cut bait |
| Fall | 4 to 14 ft | night & dusk | Glow spoon + minnow head, Blade bait (slow) |
| Winter | 4 to 14 ft | night & dusk | Glow tungsten + cut bait, Rattle spoon + minnow head |
Notable structure
- Deep basin: deep basin, around 12 ft
- Main-lake point: point, around 8 ft
- Secondary point: point, around 8 ft
- Break off the point: drop-off, around 6 ft
- Shallow bay flat: weed flat, around 3 ft
- Back-bay flat: weed flat, around 3 ft
Common questions
How deep is Irish Lake?
Irish Lake is about 14 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 Irish Lake?
Anglers target walleye, northern pike, yellow perch, lake whitefish, burbot on Irish Lake.
Where is the best fishing spot on Irish Lake?
Deep basin is the top-rated area: a deep basin in about 12 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 Irish Lake?
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.
Nearby waters
Valentine Lake · Carey Lake · Pike Lake · Kennedy Lake · St. Joseph Lake · West Lake
See how Irish Lake 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
Browse all Ontario fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.