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Fishing Isaac Lake: what the data says
8,043-acre lake near British Columbia. The lake tops out around 572 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.
Kokanee fishing at Isaac Lake
Start shallow in spring: kokanee sit in 10 to 30 ft that time of year. By summer they slide out to 30 to 70 ft, and by winter most fish are in 20 to 80 ft. If you only fish one area, make it Offshore hump: a offshore hump around 55.88103795648084 ft that scores prime in summer. Plan around early morning in the warm months. Summer baits: a dodger + pink/orange squid on downrigger or a kokanee bug + corn gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 10 to 30 ft | dawn | Small dodger + squid (pink), Wedding-ring spinner + corn |
| Summer | 30 to 70 ft | dawn | Dodger + pink/orange squid on downrigger, Kokanee bug + corn |
| Fall | 5 to 40 ft | dawn | Dodger + squid (deeper red/purple), Small spoon |
| Winter | 20 to 80 ft | dawn | Small glow jig + corn or maggot, Tiny spoon |
Lake Trout fishing at Isaac Lake
Spring lake trout on Isaac Lake hold shallow, usually 10 to 40 ft. By summer they slide out to 50 to 120 ft, and by winter most fish are in 20 to 80 ft. Offshore hump is the standout, a offshore hump at roughly 88.07284059057649 ft, rated prime for summer lake trout. Plan around early morning in the warm months. A white tube jig (deep) or a magnum spoon on downrigger covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 10 to 40 ft | dawn & dusk | Casting spoon over shoals, Jerkbait (shallow) |
| Summer | 50 to 120 ft | dawn | White tube jig (deep), Magnum spoon on downrigger |
| Fall | 10 to 50 ft | dusk & dawn | Heavy casting spoon, Jigging rap over reefs |
| Winter | 20 to 80 ft | dawn | White tube jig, Airplane jig |
Rainbow Trout fishing at Isaac Lake
Start shallow in spring: rainbow trout sit in 5 to 20 ft that time of year. By summer they slide out to 8 to 30 ft, and by winter most fish are in 8 to 40 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 6 ft that scores good in spring. In summer the feeding windows fall in early morning and the evening. A dodger + spoon (deep troll) or a flutter spoon covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 5 to 20 ft | dawn & dusk | Inline spinner (silver), Small spoon |
| Summer | 8 to 30 ft | dawn & dusk | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 10 to 35 ft | dawn & dusk | Casting spoon, Jerkbait over shoals |
| Winter | 8 to 40 ft | dawn | Jigging spoon, Tube jig (white) |
Lake Whitefish fishing at Isaac Lake
In spring, lake whitefish run shallow here, mostly 15 to 45 ft. They move out to 40 to 90 ft in summer and finish the year down in 25 to 70 ft. If you only fish one area, make it Offshore hump: a offshore hump around 88.07284059057649 ft that scores prime in summer. In summer the feeding windows fall in 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 | 40 to 90 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 |
Notable structure
- Deep basin: deep basin, around 486 ft
- Break off the point: drop-off, around 257 ft
- Main-lake point: point, around 143 ft
- Secondary point: point, around 143 ft
- Offshore hump: offshore hump, around 110.88053524115176 ft
- Offshore hump: offshore hump, around 88.07284059057649 ft
- Sharp break: drop-off, around 59.57798300650512 ft
- Sharp break: drop-off, around 56.54346046618572 ft
- Sharp break: drop-off, around 56.44626908563056 ft
- Offshore hump: offshore hump, around 56.286029203492006 ft
- Offshore hump: offshore hump, around 56.007324515527365 ft
- Deep break: drop-off, around 56 ft
- Offshore hump: offshore hump, around 55.88103795648084 ft
- Shallow bay flat: weed flat, around 6 ft
Common questions
How deep is Isaac Lake?
Isaac Lake is about 572 ft (174 m) deep 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 Isaac Lake?
Anglers target rainbow trout, lake trout, kokanee, lake whitefish on Isaac Lake.
Where is the best fishing spot on Isaac Lake?
Offshore hump is the top-rated area: a offshore hump in about 88.07284059057649 ft of water that rates prime for lake trout in summer. Open the map above to see every rated spot for each species and season.
When is the best time to fish Isaac Lake?
For kokanee, 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
Lanezi Lake · Hunter Lake · Unna Lake · Babcock Lake · Skoi Lake · Indianpoint Lake
See how Isaac Lake stacks up: best rainbow trout lakes in British Columbia · best lake trout lakes in British Columbia · best kokanee lakes in British Columbia · best lake whitefish lakes in British Columbia
Browse all British Columbia fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.