Sign inSign up freeRecent catches at Rainbow L.
Shared by DepthScout anglers. Exact spots stay private, always.
Fishing Rainbow L.: what the data says
151-acre lake near Ontario. The lake tops out around 56 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.
Brook Trout fishing at Rainbow L.
Start shallow in spring: brook trout sit in 2 to 15 ft that time of year. Summer pushes them deeper, 10 to 30 ft, and winter fish settle into 3 to 20 ft. If you only fish one area, make it Break off the point: a drop-off around 25 ft that scores prime in summer. Best bite is early morning and the evening. Summer baits: a small spoon fished deep or a trolled lake-clear wobbler + worm gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 15 ft | dawn & dusk | Small inline spinner (gold), Tiny spoon |
| Summer | 10 to 30 ft | dawn & dusk | Small spoon fished deep, Trolled lake-clear wobbler + worm |
| Fall | 2 to 15 ft | midday & dawn | Small spoon (orange), Spinner |
| Winter | 3 to 20 ft | dawn | Small jigging spoon, Tungsten jig + plastic |
Lake Whitefish fishing at Rainbow L.
In spring, lake whitefish run shallow here, mostly 15 to 45 ft. They move out to 17 to 56 ft in summer and finish the year down in 17 to 56 ft. If you only fish one area, make it Deep basin: a deep basin around 48 ft that scores prime in summer. Plan around early morning in the warm months. A blade bait vertical or a small jigging spoon covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 15 to 45 ft | midday & dawn | Small jig + waxworm, Blade bait (small) |
| Summer | 17 to 56 ft | dawn | Blade bait vertical, Small jigging spoon |
| Fall | 8 to 30 ft | dusk | Small spoon (gold), Jig + plastic larva |
| Winter | 17 to 56 ft | midday & dawn | Jigging spoon + bead chain, Tungsten jig + waxie |
Rock Bass fishing at Rainbow L.
Start shallow in spring: rock bass sit in 2 to 10 ft that time of year. Summer pushes them deeper, 5 to 20 ft, and winter fish settle into 12 to 30 ft. If you only fish one area, make it Main-lake point: a point around 14 ft that scores prime in summer. Best bite is the evening. A ned rig (small) or a marabou jig covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | midday & dawn | 1/16 oz jig + grub, Small inline spinner |
| Summer | 5 to 20 ft | dusk | Ned rig (small), Marabou jig |
| Fall | 8 to 22 ft | midday | Small tube jig, Inline spinner |
| Winter | 12 to 30 ft | midday | Tungsten jig + plastic, Small spoon + spike |
Notable structure
- Deep basin: deep basin, around 48 ft
- Break off the point: drop-off, around 25 ft
- Main-lake point: point, around 14 ft
- Secondary point: point, around 14 ft
- Shallow bay flat: weed flat, around 6 ft
- Back-bay flat: weed flat, around 6 ft
Common questions
How deep is Rainbow L.?
Rainbow L. is about 56 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 Rainbow L.?
Anglers target brook trout, lake whitefish, rock bass on Rainbow L..
Where is the best fishing spot on Rainbow L.?
Deep basin is the top-rated area: a deep basin in about 48 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 Rainbow L.?
For brook trout, the summer bite is best in early morning and the evening. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Nearby waters
Slade Lake · Lady Sydney Lake · Kerry Lake · Planet Lake · Klock Lake · Bergeron Lake
See how Rainbow L. stacks up: best brook trout lakes in Ontario · best lake whitefish lakes in Ontario · best rock bass lakes in Ontario
Browse all Ontario fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.