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5 km of the Peconic River navigation corridor, with channel depths from USACE hydrographic survey. The river tops out around 10 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. The season-by-season read for each species follows, from the map's own numbers.
The drawn water covers 690 acres wrapped in 5.6 miles of bank. With a 1.5 development index there's bank structure worth casting at, in moderation. All of it is shallow-zone water — under ~15 ft across the entire basin, so the food chain has the run of the place. Tip to tip the water measures near 2.4 mi with a 0.9-mi widest point. Its nearest charted neighbour, Wildwood Lake, is 3 mi to the southwest.
Early season rainbow trout use the shallows, holding in 3 to 10 ft. Even in summer they hold at 3 to 10 ft; winter keeps them in 2 to 10 ft. Put Riffle & run (mile 0.1) first on the milk run — a rock pile near 7 ft that grades prime for fall. In summer the feeding windows fall in early morning and the evening. Tie on a dodger + spoon (deep troll) or a flutter spoon and you're in the game.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 10 ft | dawn & dusk | Riffle & run (mile 0.1) (7 ft) | Inline spinner (silver), Small spoon |
| Summer | 3 to 10 ft | dawn & dusk | Riffle & run (mile 0.1) (7 ft) | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 3 to 10 ft | dawn & dusk | Riffle & run (mile 0.1) (7 ft) | Casting spoon, Jerkbait over shoals |
| Winter | 2 to 10 ft | dawn | Riffle & run (mile 0.1) (7 ft) | Jigging spoon, Tube jig (white) |
Come spring, look for smallmouth bass tight to the bank in 3 to 10 ft. Through summer count on 3 to 10 ft; the winter hold is 3 to 10 ft. If you only fish one area, make it Riffle & run (mile 0.1): a rock pile around 7 ft that scores prime in spring. Best bite is early morning and the evening. A drop shot (goby/minnow) or a ned rig is the honest summer answer here.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 10 ft | dawn & dusk | Riffle & run (mile 0.1) (7 ft) | Ned rig, Tube jig |
| Summer | 3 to 10 ft | dawn & dusk | Riffle & run (mile 0.1) (7 ft) | Drop shot (goby/minnow), Ned rig |
| Fall | 3 to 10 ft | midday & dawn | Riffle & run (mile 0.1) (7 ft) | Jerkbait, Blade bait |
| Winter | 3 to 10 ft | midday | Riffle & run (mile 0.1) (7 ft) | Blade bait, Hair jig |
Early season landlocked salmon use the shallows, holding in 1 to 10 ft. Even in summer they hold at 3 to 10 ft; winter keeps them in 3 to 10 ft. In summer the feeding windows fall in early morning and the evening. Tie on a dodger + streamer down deep or a thin spoon on lead core and you're in the game.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 1 to 10 ft | dawn & dusk | open water | Streamer flies (Grey Ghost) off boards, Thin spoon (Mooselook style) |
| Summer | 3 to 10 ft | dawn & dusk | open water | Dodger + streamer down deep, Thin spoon on lead core |
| Fall | 2 to 10 ft | dawn & dusk | open water | Casting spoon at the mouths, Streamers |
| Winter | 3 to 10 ft | dawn | open water | Small jigging spoon, Swedish pimple + smelt |
Spring puts brown trout in skinny water — 1 to 10 ft is the zone. Summer fish stay in 3 to 10 ft, and winter fish hold in 1 to 10 ft. Riffle & run (mile 0.1) is the standout, a rock pile at roughly 7 ft, rated prime for fall brown trout. Plan around after dark and early morning in the warm months. A spoon at the thermocline or a deep stickbait (night) covers the summer program.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 1 to 10 ft | dawn & dusk | Riffle & run (mile 0.1) (7 ft) | Stickbait off planer boards (shallow), Small spoon along mud lines |
| Summer | 3 to 10 ft | night & dawn | Riffle & run (mile 0.1) (7 ft) | Spoon at the thermocline, Deep stickbait (night) |
| Fall | 2 to 10 ft | dusk & dawn | Riffle & run (mile 0.1) (7 ft) | Jerkbait over gravel, Casting spoon |
| Winter | 1 to 10 ft | dawn | open water | Jigging spoon, Small stickbait (slow) |
Structure-wise the chart holds 2 features, led in depth by Riffle & run (mile 0.1) at roughly 7 ft.
Season dates, license requirements, and size and bag limits for New York waters are set by the New York DEC — and special regulations can apply to Peconic River specifically, so confirm the current rules before you fish.
Check the official New York fishing regulations →
Peconic River is about 10 ft (3 m) deep at its deepest point. The depth chart here comes from real state fisheries GPS surveys, so the contours reflect measured depths.
Anglers target rainbow trout, smallmouth bass, landlocked salmon, brown trout on Peconic River. This isn't a survey of the water — none is published for it — but an informed estimate from the species common to the region, narrowed by this water's depth, size and each species' range.
Riffle & run (mile 0.1) is the top-rated area: a rock pile in about 7 ft of water that rates prime for smallmouth bass in spring. Every other rated spot, per species and season, is on the map above.
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.
Fishing on Peconic River is regulated by the New York DEC. Check the official New York regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.
Wildwood Lake 3 mi, NY · Laurel Lake 6 mi, NY · Marratooka Lake 8 mi, NY · Deep Pond 10 mi, NY · Artist Lake 16 mi, NY · Fresh Pond (Shelter Island) 18 mi, NY · Three Mile Harbor 24 mi, NY · Lake Ronkonkoma 26 mi, NY · Lake Saltonstall 28 mi, CT · Messerschmidt Pond 30 mi, CT · Frash Pond 31 mi, CT · Blydenburgh Lake 31 mi, NY
See how Peconic River stacks up: best smallmouth bass lakes in New York · best rainbow trout lakes in New York · best brown trout lakes in New York · best landlocked salmon lakes in New York
Browse all New York fishing maps or see every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. Fish here with a sonar unit that logs? Send us your depth data and we'll improve this chart, credited to you. For fishing guidance only, never navigation.