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Fishing Gap Lake: what the data says
69-acre lake near Canmore. The lake tops out around 8 ft. The depth chart is built from real state fisheries GPS surveys, so the humps, channels and drop-offs you see are measured, not guessed. What follows comes from the same scoring engine that paints the spots above.
Brook Trout fishing at Gap Lake
Start shallow in spring: brook trout sit in 1 to 8 ft that time of year. Summer fish stay in 2 to 8 ft, and winter fish hold in 1 to 8 ft. Deep basin is the standout, a deep basin at roughly 8 ft, rated prime for summer brook trout. Plan around early morning and the evening in the warm months. A small spoon fished deep or a trolled lake-clear wobbler + worm covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 8 ft | dawn & dusk | Small inline spinner (gold), Tiny spoon |
| Summer | 2 to 8 ft | dawn & dusk | Small spoon fished deep, Trolled lake-clear wobbler + worm |
| Fall | 1 to 8 ft | midday & dawn | Small spoon (orange), Spinner |
| Winter | 1 to 8 ft | dawn | Small jigging spoon, Tungsten jig + plastic |
Brown Trout fishing at Gap Lake
In spring, brown trout run shallow here, mostly 1 to 8 ft. Summer fish stay in 2 to 8 ft, and winter fish hold in 1 to 8 ft. The spot to know is Break off the point, a drop-off in about 8 ft of water that rates prime for brown trout in summer. In summer the feeding windows fall in after dark and early morning. Tie on a spoon at the thermocline or a deep stickbait (night) and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 8 ft | dawn & dusk | Stickbait off planer boards (shallow), Small spoon along mud lines |
| Summer | 2 to 8 ft | night & dawn | Spoon at the thermocline, Deep stickbait (night) |
| Fall | 1 to 8 ft | dusk & dawn | Jerkbait over gravel, Casting spoon |
| Winter | 1 to 8 ft | dawn | Jigging spoon, Small stickbait (slow) |
Cutthroat Trout fishing at Gap Lake
Start shallow in spring: cutthroat trout sit in 2 to 8 ft that time of year. Summer fish stay in 2 to 8 ft, and winter fish hold in 2 to 8 ft. The spot to know is Break off the point, a drop-off in about 8 ft of water that rates prime for cutthroat trout in summer. Plan around early morning and the evening in the warm months. A trolled spoon (small) or a inline spinner covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | dawn & dusk | Inline spinner (silver/gold), Small spoon |
| Summer | 2 to 8 ft | dawn & dusk | Trolled spoon (small), Inline spinner |
| Fall | 2 to 8 ft | dawn & dusk | Casting spoon, Inline spinner |
| Winter | 2 to 8 ft | dawn | Small jigging spoon, Marabou jig |
Lake Trout fishing at Gap Lake
In spring, lake trout run shallow here, mostly 2 to 8 ft. Summer fish stay in 2 to 8 ft, and winter fish hold in 2 to 8 ft. Deep basin is the standout, a deep basin at roughly 8 ft, rated prime for summer lake trout. In summer the feeding windows fall in early morning. Tie on a white tube jig (deep) or a magnum spoon on downrigger and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | dawn & dusk | Casting spoon over shoals, Jerkbait (shallow) |
| Summer | 2 to 8 ft | dawn | White tube jig (deep), Magnum spoon on downrigger |
| Fall | 2 to 8 ft | dusk & dawn | Heavy casting spoon, Jigging rap over reefs |
| Winter | 2 to 8 ft | dawn | White tube jig, Airplane jig |
Lake Whitefish fishing at Gap Lake
In spring, lake whitefish run shallow here, mostly 2 to 8 ft. Summer fish stay in 2 to 8 ft, and winter fish hold in 2 to 8 ft. If you only fish one area, make it Deep basin: a deep basin around 8 ft that scores prime in summer. In summer the feeding windows fall in early morning. A blade bait vertical or a small jigging spoon covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | midday & dawn | Small jig + waxworm, Blade bait (small) |
| Summer | 2 to 8 ft | dawn | Blade bait vertical, Small jigging spoon |
| Fall | 2 to 8 ft | dusk | Small spoon (gold), Jig + plastic larva |
| Winter | 2 to 8 ft | midday & dawn | Jigging spoon + bead chain, Tungsten jig + waxie |
Rainbow Trout fishing at Gap Lake
Spring rainbow trout on Gap Lake hold shallow, usually 2 to 8 ft. Summer fish stay in 2 to 8 ft, and winter fish hold in 2 to 8 ft. The spot to know is Break off the point, a drop-off in about 8 ft of water that rates prime for rainbow trout in winter. Best bite is early morning and the evening. Tie on a dodger + spoon (deep troll) or a flutter spoon and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | dawn & dusk | Inline spinner (silver), Small spoon |
| Summer | 2 to 8 ft | dawn & dusk | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 2 to 8 ft | dawn & dusk | Casting spoon, Jerkbait over shoals |
| Winter | 2 to 8 ft | dawn | Jigging spoon, Tube jig (white) |
Notable structure
- Deep basin: deep basin, around 8 ft
- Break off the point: drop-off, around 8 ft
- Main-lake point: point, around 4 ft
- Secondary point: point, around 3 ft
- Shallow bay flat: weed flat, around 2 ft
- Back-bay flat: weed flat, around 2 ft
Common questions
How deep is Gap Lake?
Gap Lake is about 8 ft at its deepest point. The depth chart here comes from real state fisheries GPS surveys, so the contours reflect measured depths.
What fish are in Gap Lake?
Anglers target rainbow trout, lake trout, brown trout, brook trout, lake whitefish, cutthroat trout on Gap Lake.
Where is the best fishing spot on Gap Lake?
Break off the point is the top-rated area: a drop-off in about 8 ft of water that rates prime for cutthroat trout in summer. Open the map above to see every rated spot for each species and season.
When is the best time to fish Gap Lake?
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
Lake Minnewanka · Lower Kananaskis Lake · Upper Kananaskis Lake · Burnstick Lake · Swan Lake · Glenmore Reservoir
See how Gap Lake stacks up: best rainbow trout lakes in Alberta · best lake trout lakes in Alberta · best brown trout lakes in Alberta · best brook trout lakes in Alberta
Browse all Alberta fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.