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Fishing Cobbosseecontee Lake: what the data says
5,543-acre lake near Winthrop. The lake tops out around 100 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. Below is the species-by-species picture, pulled from the same data the map uses.
Largemouth Bass fishing at Cobbosseecontee Lake
Spring largemouth bass on Cobbosseecontee Lake hold shallow, usually 2 to 10 ft. By summer they slide out to 8 to 20 ft, and by winter most fish are in 15 to 35 ft. The spot to know is Shallow bay flat, a weed flat in about 10 ft of water that rates prime for largemouth bass in spring. In summer the feeding windows fall in early morning and the evening. Tie on a texas-rigged 10" worm or a deep-diving crankbait and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | dawn & dusk | Spinnerbait, Chatterbait |
| Summer | 8 to 20 ft | dawn & dusk | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 4 to 15 ft | midday & dawn | Squarebill crankbait (shad), Spinnerbait |
| Winter | 15 to 35 ft | midday | Blade bait, Jigging spoon |
Northern Pike fishing at Cobbosseecontee Lake
In spring, northern pike run shallow here, mostly 2 to 8 ft. Summer pushes them deeper, 8 to 20 ft, and winter fish settle into 5 to 15 ft. Back-bay flat is the standout, a weed flat at roughly 4 ft, rated prime for spring northern pike. 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 |
Notable structure
- Deep basin: deep basin, around 90 ft
- Break off the point: drop-off, around 29 ft
- Shallow feeding flat: feeding flat, around 25 ft
- Old creek channel: creek channel, around 19 ft
- Secondary point: point, around 16 ft
- Shallow feeding flat: feeding flat, around 15 ft
- Shoreline point: point, around 14 ft
- Rock reef: rock pile, around 11 ft
- Shallow bay flat: weed flat, around 10 ft
- Sharp break: drop-off, around 8 ft
- Main-lake point: point, around 5 ft
- Marina / dock area: dock line, around 5 ft
- Back-bay flat: weed flat, around 4 ft
- Rock reef: rock pile, around 4 ft
Common questions
How deep is Cobbosseecontee Lake?
Cobbosseecontee Lake is about 100 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 Cobbosseecontee Lake?
Anglers target largemouth bass, northern pike on Cobbosseecontee Lake.
Where is the best fishing spot on Cobbosseecontee Lake?
Shallow bay flat is the top-rated area: a weed flat in about 10 ft of water that rates prime for largemouth bass in spring. Open the map above to see every rated spot for each species and season.
When is the best time to fish Cobbosseecontee Lake?
For largemouth bass, 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
Sabattus Pond · Messalonskee Lake · Great Pond · Auburn Lake · China Lake · Kennebec River
See how Cobbosseecontee Lake stacks up: best largemouth bass lakes in Maine · best northern pike lakes in Maine
Browse all Maine fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.