Lake Ronkonkoma fish stocking
Brookhaven, Islip, Suffolk County, New York
Lake Ronkonkoma in Brookhaven, Islip, Suffolk County, New York was last stocked in June 2025 with 5,000 walleye. Across the 4 years shown here, NYSDEC released 20,000 fish in 4 separate stockings. Stockings here are most common in June.
When Lake Ronkonkoma gets fish
Stocking history
New York reports the month of each stocking, not the exact day.
2025 · 5,000 fish
| Date | Species | Fish | Size |
|---|---|---|---|
| Walleye | 5,000 | 1.4″ |
2024 · 5,000 fish
| Date | Species | Fish | Size |
|---|---|---|---|
| Walleye | 5,000 | 1.6″ |
2023 · 5,000 fish
| Date | Species | Fish | Size |
|---|---|---|---|
| Walleye | 5,000 | 1.4″ |
2022 · 5,000 fish
| Date | Species | Fish | Size |
|---|---|---|---|
| Walleye | 5,000 | 2″ |
Frequently asked questions
When was Lake Ronkonkoma last stocked?
NYSDEC records show Lake Ronkonkoma was last stocked in June 2025 (about 16 months ago), with 5,000 walleye.
What fish are stocked in Lake Ronkonkoma?
Lake Ronkonkoma has been stocked with walleye in the years shown here (2022–2025).
When does Lake Ronkonkoma usually get stocked?
Most fish have been stocked in June. Exact dates change from year to year, so check back or see NYSDEC's official stocking page.
Do I need a license to fish Lake Ronkonkoma?
Yes, anglers generally need a valid New York fishing license. Check the current New York fishing regulations for seasons, limits and any special rules for Lake Ronkonkoma.
Other stocked waters in Suffolk County
Argyle Lake
Upper Lake
West Lake
Canaan Lake
Carmans River
Deep Pond
All 20 stocked waters in Suffolk County →
Source: Fish Stocking Lists (Actual) (data.ny.gov), Current Season Spring Trout Stocking (data.ny.gov). Stocked Lakes is not affiliated with New York State Department of Environmental Conservation. Spot a problem? Let us know.