Carlls River trout stocking
Babylon, Suffolk County, New York · stream
Carlls River was last stocked 19 months ago (Mar 1 to 31, 2025). We have 15 stockings on record since Mar 1, 2023. Most stockings come in March. Species stocked: brown trout, rainbow trout.
River conditions
Nearest USGS gage: SAMPAWAMS CREEK AT BABYLON NY (1 km away, on a different stream or lake).
- Water temperature
- 59°F
- Flow
- 6 cfs
- about normal for the last six weeks
- Gage height
- 0.50 ft
Ideal for trout. Prime range for trout (about 50 to 65°F): fish are feeding actively.
Latest reading Sep 25, 2026, 3:00 AM UTC. USGS data are provisional. Gage page at USGS.
Weather at Carlls River
- Tonight55°FMostly Cloudywind 18 mph
- Friday67°FMostly Cloudy then Chance Light Rain38% rain · wind 18 to 24 mph
- Friday Night56°FRain Likely67% rain · wind 26 mph
- Saturday65°FRain81% rain · wind 26 mph
- Saturday Night56°FRain86% rain · wind 20 to 24 mph
- Sunday66°FRain86% rain · wind 18 to 23 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Carlls River stocked?
Most stockings come in March.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | |||||||||||
| 2025 | 1 | |||||||||||
| 2024 | 1 | |||||||||||
| 2023 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Brown trout | 9 | 1,780 | 198 | 11.2 in |
| Rainbow trout | 3 | 1,010 | 337 | 8.9 in |
Stocking history
| Date | Species | Fish | Pounds | Hatchery |
|---|---|---|---|---|
| Mar 15 to 21, 2026planned | Brown trout | 100 | ||
| Mar 15 to 21, 2026planned | Brown trout | 520 | ||
| Mar 15 to 21, 2026planned | Rainbow trout | 350 | ||
| Mar 1 to 31, 2025 | Brown trout | 40 | ||
| Mar 1 to 31, 2025 | Brown trout | 60 | ||
| Mar 1 to 31, 2025 | Brown trout | 510 | ||
| Mar 1 to 31, 2025 | Rainbow trout | 350 | ||
| Mar 1 to 31, 2024 | Brown trout | 490 | ||
| Mar 1 to 31, 2024 | Brown trout | 60 | ||
| Mar 1 to 31, 2024 | Brown trout | 40 | ||
| Mar 1 to 31, 2024 | Rainbow trout | 330 | ||
| Mar 1 to 31, 2023 | Brown trout | 50 | ||
| Mar 1 to 31, 2023 | Brown trout | 40 | ||
| Mar 1 to 31, 2023 | Brown trout | 490 | ||
| Mar 1 to 31, 2023 | Rainbow trout | 330 |
From New York fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go.
Where is Carlls River?
Babylon, Suffolk County, New York. Approximate: the marker is the town the agency names for the stocked section, from USGS place names.
Stocked waters near Carlls River
- Argyle Lakelake · 1 mistocked Nov 1, 2025
- Southards Pondpond · 1 mistocked Oct 1, 2025
- Belmont Lakelake · 3 mistocked Apr 1, 2025
- Connetquot Riverstream · 6 mistocked May 1, 2025
- Nissequogue Riverstream · 13 mistocked Oct 1, 2025
- West Lakelake · 16 mistocked Nov 1, 2025
- Canaan Lakelake · 17 mistocked Oct 1, 2025
- Swan Riverstream · 22 mistocked Oct 1, 2025
All stocked waters in Suffolk CountyStocked this week in New York
Questions about Carlls River
- When was Carlls River last stocked?
- The latest reported stocking was Mar 1 to 31, 2025 (brown trout, 40 fish), according to New York agency reports.
- How often is Carlls River stocked?
- Across all years on record, most stockings come in March.
- What kind of trout are stocked in Carlls River?
- Brown trout (9 stockings, 1,780 fish); Rainbow trout (3 stockings, 1,010 fish).
- How warm is the water near Carlls River?
- The nearest USGS gage read 59°F on Sep 25. Prime range for trout (about 50 to 65°F): fish are feeding actively.