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Fishing Bog Lake: what the data says
828-acre lake near Northfield. The lake tops out around 46 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. Here is how the season plays out for each species, straight from the data behind the map.
Brook Trout fishing at Bog Lake
In spring, brook trout run shallow here, mostly 2 to 15 ft. Summer pushes them deeper, 10 to 30 ft, and winter fish settle into 3 to 20 ft. The spot to know is Break off the point, a drop-off in about 27 ft of water that rates prime for brook trout in summer. In summer the feeding windows fall in early morning and the evening. A small spoon fished deep or a trolled lake-clear wobbler + worm covers the summer program.
| 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 |
Landlocked Salmon fishing at Bog Lake
In spring, landlocked salmon run shallow here, mostly 1 to 15 ft. By summer they slide out to 14 to 46 ft, and by winter most fish are in 10 to 40 ft. The spot to know is Deep basin, a deep basin in about 45 ft of water that rates prime for landlocked salmon in summer. Best bite is early morning and the evening. A dodger + streamer down deep or a thin spoon on lead core covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 15 ft | dawn & dusk | Streamer flies (Grey Ghost) off boards, Thin spoon (Mooselook style) |
| Summer | 14 to 46 ft | dawn & dusk | Dodger + streamer down deep, Thin spoon on lead core |
| Fall | 5 to 30 ft | dawn & dusk | Casting spoon at the mouths, Streamers |
| Winter | 10 to 40 ft | dawn | Small jigging spoon, Swedish pimple + smelt |
Chain Pickerel fishing at Bog Lake
Spring chain pickerel on Bog Lake hold shallow, usually 2 to 10 ft. By summer they slide out to 3 to 15 ft, and by winter most fish are in 5 to 18 ft. Shallow bay flat is the standout, a weed flat at roughly 4 ft, rated prime for spring chain pickerel. Plan around early morning and the evening in the warm months. A weedless spoon + trailer or a buzzbait covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | midday & dawn | Inline spinner (silver), Small spoon (red/white) |
| Summer | 3 to 15 ft | dawn & dusk | Weedless spoon + trailer, Buzzbait |
| Fall | 4 to 15 ft | midday & dawn | Jerkbait along weed edges, Spinnerbait |
| Winter | 5 to 18 ft | dawn | Jigging spoon (through ice) |
Smallmouth Bass fishing at Bog Lake
In spring, smallmouth bass run shallow here, mostly 3 to 12 ft. They move out to 10 to 30 ft in summer and finish the year down in 20 to 45 ft. If you only fish one area, make it Main-lake point: a point around 8 ft that scores prime in fall. In summer the feeding windows fall in early morning and the evening. Tie on a drop shot (goby/minnow) or a ned rig and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dawn & dusk | Ned rig, Tube jig |
| Summer | 10 to 30 ft | dawn & dusk | Drop shot (goby/minnow), Ned rig |
| Fall | 8 to 25 ft | midday & dawn | Jerkbait, Blade bait |
| Winter | 20 to 45 ft | midday | Blade bait, Hair jig |
White Perch fishing at Bog Lake
Spring white perch on Bog Lake hold shallow, usually 4 to 15 ft. They move out to 15 to 40 ft in summer and finish the year down in 14 to 46 ft. If you only fish one area, make it Deep basin: a deep basin around 45 ft that scores prime in fall. Best bite is early morning. Tie on a small spinner rig drifted or a 1/8 oz jigging spoon and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 4 to 15 ft | dusk | Small jig + curly tail, Inline spinner (silver) |
| Summer | 15 to 40 ft | dawn | Small spinner rig drifted, 1/8 oz jigging spoon |
| Fall | 15 to 45 ft | midday | Jigging spoon (small), Blade bait |
| Winter | 14 to 46 ft | dusk | Small rattle spoon, Tungsten + spikes |
Brown Bullhead fishing at Bog Lake
Spring brown bullhead on Bog Lake hold shallow, usually 2 to 8 ft. By summer they slide out to 3 to 12 ft, and by winter most fish are in 10 to 25 ft. Shallow bay flat is the standout, a weed flat at roughly 4 ft, rated prime for spring brown bullhead. Plan around after dark and the evening in the warm months.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | dusk & night | |
| Summer | 3 to 12 ft | night & dusk | |
| Fall | 5 to 15 ft | dusk | |
| Winter | 10 to 25 ft | midday |
Bog Lake also holds largemouth bass (8 to 20 ft in summer), pumpkinseed (2 to 10 ft in summer), yellow perch (10 to 30 ft in summer). Pick any of them on the map above for rated spots and bait picks.
Notable structure
- Deep basin: deep basin, around 45 ft
- Break off the point: drop-off, around 27 ft
- Old creek channel: creek channel, around 17 ft
- Main-lake point: point, around 8 ft
- Secondary point: point, around 6 ft
- Back-bay flat: weed flat, around 6 ft
- Shallow bay flat: weed flat, around 4 ft
Common questions
How deep is Bog Lake?
Bog Lake is about 46 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 Bog Lake?
Anglers target largemouth bass, smallmouth bass, yellow perch, brook trout, landlocked salmon, chain pickerel, white perch, pumpkinseed, brown bullhead on Bog Lake.
Where is the best fishing spot on Bog Lake?
Deep basin is the top-rated area: a deep basin in about 45 ft of water that rates prime for landlocked salmon in summer. Open the map above to see every rated spot for each species and season.
When is the best time to fish Bog 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
Rocky Lake · Hadley Lake · Crawford Lake · Second Chain Lake · Gardner Lake · Pocomoonshine Lake
See how Bog Lake stacks up: best largemouth bass lakes in Maine · best smallmouth bass lakes in Maine · best yellow perch lakes in Maine · best brook trout 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.