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Fishing Duhernal Lake: what the data says
118-acre reservoir near Spotswood. The lake tops out around 12 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.
Largemouth Bass fishing at Duhernal Lake
In spring, largemouth bass run shallow here, mostly 2 to 10 ft. Summer pushes them deeper, 4 to 12 ft, and winter fish settle into 4 to 12 ft. The spot to know is Shallow bay flat, a weed flat in about 2 ft of water that rates prime for largemouth bass in spring. Plan around early morning and the evening in the warm months. A texas-rigged 10" worm or a deep-diving crankbait covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | dawn & dusk | Spinnerbait, Chatterbait |
| Summer | 4 to 12 ft | dawn & dusk | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 3 to 12 ft | midday & dawn | Squarebill crankbait (shad), Spinnerbait |
| Winter | 4 to 12 ft | midday | Blade bait, Jigging spoon |
Bluegill fishing at Duhernal Lake
Start shallow in spring: bluegill sit in 1 to 6 ft that time of year. Summer pushes them deeper, 3 to 12 ft, and winter fish settle into 4 to 12 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 2 ft that scores prime in spring. Best bite is early morning and the evening. A small sponge spider (fly) or a micro tube jig covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 6 ft | midday & dusk | 1/32 oz jig + micro plastic, Tiny popper (evenings) |
| Summer | 3 to 12 ft | dawn & dusk | Small sponge spider (fly), Micro tube jig |
| Fall | 4 to 12 ft | midday | Micro jig + waxworm, Small spoon tipped |
| Winter | 4 to 12 ft | midday | Tungsten ice jig + plastic, Tiny spoon |
Notable structure
- Deep basin: deep basin, around 12 ft
- Secondary point: point, around 6 ft
- Break off the point: drop-off, around 4 ft
- Back-bay flat: weed flat, around 3 ft
- Main-lake point: point, around 2 ft
- Shallow bay flat: weed flat, around 2 ft
Common questions
How deep is Duhernal Lake?
Duhernal Lake is about 12 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 Duhernal Lake?
Anglers target largemouth bass, bluegill on Duhernal Lake.
Where is the best fishing spot on Duhernal Lake?
Shallow bay flat is the top-rated area: a weed flat in about 2 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 Duhernal 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
East Brunswick Community Park Lake · Lake Topanemus · Raritan River · Mercer County Park Lake · Weequahic Lake · Deal Lake
See how Duhernal Lake stacks up: best largemouth bass lakes in New Jersey · best bluegill lakes in New Jersey
Browse all New Jersey fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.