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Fishing Grenloch Lake: what the data says
10-acre lake near Grenloch. The lake tops out around 7 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.
Rainbow Trout fishing at Grenloch Lake
Spring rainbow trout on Grenloch Lake hold shallow, usually 2 to 7 ft. Summer fish stay in 2 to 7 ft, and winter fish hold in 1 to 7 ft. The spot to know is Break off the point, a drop-off in about 5 ft of water that rates prime for rainbow trout in winter. In summer the feeding windows fall in early morning and the evening. Summer baits: a dodger + spoon (deep troll) or a flutter spoon gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 7 ft | dawn & dusk | Inline spinner (silver), Small spoon |
| Summer | 2 to 7 ft | dawn & dusk | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 2 to 7 ft | dawn & dusk | Casting spoon, Jerkbait over shoals |
| Winter | 1 to 7 ft | dawn | Jigging spoon, Tube jig (white) |
Largemouth Bass fishing at Grenloch Lake
Spring largemouth bass on Grenloch Lake hold shallow, usually 1 to 7 ft. Summer fish stay in 2 to 7 ft, and winter fish hold in 2 to 7 ft. If you only fish one area, make it Main-lake point: a point around 2 ft that scores prime in fall. 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 | 1 to 7 ft | dawn & dusk | Spinnerbait, Chatterbait |
| Summer | 2 to 7 ft | dawn & dusk | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 2 to 7 ft | midday & dawn | Squarebill crankbait (shad), Spinnerbait |
| Winter | 2 to 7 ft | midday | Blade bait, Jigging spoon |
Chain Pickerel fishing at Grenloch Lake
Start shallow in spring: chain pickerel sit in 1 to 7 ft that time of year. Summer fish stay in 1 to 7 ft, and winter fish hold in 2 to 7 ft. If you only fish one area, make it Break off the point: a drop-off around 5 ft that scores prime in fall. In summer the feeding windows fall in early morning and the evening. Summer baits: a weedless spoon + trailer or a buzzbait gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 7 ft | midday & dawn | Inline spinner (silver), Small spoon (red/white) |
| Summer | 1 to 7 ft | dawn & dusk | Weedless spoon + trailer, Buzzbait |
| Fall | 2 to 7 ft | midday & dawn | Jerkbait along weed edges, Spinnerbait |
| Winter | 2 to 7 ft | dawn | Jigging spoon (through ice) |
Brown Bullhead fishing at Grenloch Lake
Start shallow in spring: brown bullhead sit in 2 to 7 ft that time of year. Summer fish stay in 2 to 7 ft, and winter fish hold in 2 to 7 ft. If you only fish one area, make it Deep basin: a deep basin around 7 ft that scores prime in winter. In summer the feeding windows fall in after dark and the evening.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 7 ft | dusk & night | |
| Summer | 2 to 7 ft | night & dusk | |
| Fall | 2 to 7 ft | dusk | |
| Winter | 2 to 7 ft | midday |
Common Carp fishing at Grenloch Lake
Spring common carp on Grenloch Lake hold shallow, usually 1 to 7 ft. Summer fish stay in 1 to 7 ft, and winter fish hold in 2 to 7 ft. The spot to know is Deep basin, a deep basin in about 7 ft of water that rates prime for common carp in winter. In summer the feeding windows fall in early morning and the evening.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 7 ft | midday & dawn | |
| Summer | 1 to 7 ft | dawn & dusk | |
| Fall | 2 to 7 ft | midday | |
| Winter | 2 to 7 ft | midday |
Crappie fishing at Grenloch Lake
In spring, crappie run shallow here, mostly 2 to 7 ft. Summer fish stay in 2 to 7 ft, and winter fish hold in 2 to 7 ft. If you only fish one area, make it Deep basin: a deep basin around 7 ft that scores prime in winter. Best bite is early morning and the evening. Summer baits: a jig trolled/spider-rigged or a small crankbait (trolled) gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 7 ft | midday & dawn | 1/16 oz jig + tube, Curly-tail grub |
| Summer | 2 to 7 ft | dawn & dusk | Jig trolled/spider-rigged, Small crankbait (trolled) |
| Fall | 2 to 7 ft | dawn | Jig + minnow combo, Small swimbait (1.5-2") |
| Winter | 2 to 7 ft | midday | Tungsten jig + soft plastic, Tiny jigging spoon |
Grenloch Lake also holds bluegill (2 to 7 ft in summer). Pick any of them on the map above for rated spots and bait picks.
Notable structure
- Deep basin: deep basin, around 7 ft
- Break off the point: drop-off, around 5 ft
- Main-lake point: point, around 2 ft
Common questions
How deep is Grenloch Lake?
Grenloch Lake is about 7 ft (2 m) deep 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 Grenloch Lake?
Anglers target largemouth bass, crappie, bluegill, rainbow trout, common carp, chain pickerel, brown bullhead on Grenloch Lake.
Where is the best fishing spot on Grenloch Lake?
Main-lake point is the top-rated area: a point in about 2 ft of water that rates prime for largemouth bass in fall. Open the map above to see every rated spot for each species and season.
When is the best time to fish Grenloch Lake?
For rainbow 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
Newton Lake · Greenwich Lake · Hammonton Lake · Mary Elmer Lake · Lake Pemberton · Shaws Mill Pond
See how Grenloch Lake stacks up: best largemouth bass lakes in New Jersey · best crappie lakes in New Jersey · best bluegill lakes in New Jersey · best rainbow trout 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.