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Suffolk County

Nissequogue River

NYSDEC reported 1,290 trout stocked in Nissequogue River (Suffolk County) in 2025, the latest year in its stocking lists. The most recent month listed is October 2025. DEC lists stocking by month, not by day.

NYSDEC data pulled .

A river with mountains
Photo: mystraysoul, Pixabay License, Pixabay

Nissequogue River in numbers

trout stocked in 2025
1,290
yearly average, 2020–2024
1,248
years stocked since 2020
6
Stocking log

Every stocking record

DEC stocking lists for the last three years on record, by month and species, newest first, then yearly totals, and the spring plan DEC published for this water. DEC lists each batch with its average length; where a month has several batches the range is shown.

Last stocked, October 2025340340 brown trout
Spring 2026 plan
When (DEC wording)SpeciesFishSize
April 2026Rainbow trout310 fish3109– 10 inches
April 2026Brown trout230 fish23012–15 inches
April 2026Brown trout210 fish2109– 10 inches
March 2026Brown trout230 fish23012–15 inches
2025 · 1,290 fish
MonthSpeciesFishBatchesAverage length
OctoberBrown trout340 fish · Average length: 11–11.1 in340211–11.1 in
MayRainbow trout320 fish · Average length: 9 in32019 in
MayBrown trout420 fish · Average length: 7.2–12.1 in42027.2–12.1 in
MarchBrown trout210 fish · Average length: 14.1 in210114.1 in
2024 · 1,260 fish
MonthSpeciesFishBatchesAverage length
SeptemberBrown trout340 fish · Average length: 9.6 in34029.6 in
MayRainbow trout300 fish · Average length: 8.5 in30018.5 in
MayBrown trout410 fish · Average length: 8.5–11.9 in41028.5–11.9 in
MarchBrown trout210 fish · Average length: 11.2 in210111.2 in
2023 · 1,250 fish
MonthSpeciesFishBatchesAverage length
OctoberBrown trout90 fish · Average length: 9.7 in9019.7 in
SeptemberBrown trout260 fish · Average length: 9.2 in26019.2 in
MayRainbow trout300 fish · Average length: 9.7 in30019.7 in
MayBrown trout400 fish · Average length: 9.1–11 in40029.1–11 in
MarchBrown trout200 fish · Average length: 13.9 in200113.9 in
Every year since 2020
YearFish
20251,290 fish1,290
20241,260 fish1,260
20231,250 fish1,250
20221,250 fish1,250
20211,300 fish1,300
20201,180 fish1,180
2020 – 2025

Trout stocked each year

DEC’s lists end with the latest year it has published. The tallest year is yellow.

  1. 1.2k2020: 1,180 fish
  2. 1.3k2021: 1,300 fish
  3. 1.2k2022: 1,250 fish
  4. 1.2k2023: 1,250 fish
  5. 1.3k2024: 1,260 fish
  6. 1.3k2025: 1,290 fish

What is stocked here

All records since 2020
SpeciesFishShare
Brown trout5,78077%
Rainbow trout1,75023%

Where it is

New York trout stockingAll Suffolk County waters

No single map point is given for this water in the USGS names database, so no map is shown.

Also in Suffolk County: Carmans River, Upper Lake, Belmont Lake, Hards Lake, West Lake, Argyle Lake, Carlls River, Southards Pond.

Source: DEC fish stocking lists (actual), data.ny.gov and the DEC spring trout stocking plan, data.ny.gov, New York State Department of Environmental Conservation. Pulled . Check the agency and the current fishing rules before you go.