Grass River South Branch Fish Stocking
St Lawrence County, New York · 2011–2026 on record
According to New York fish & wildlife agency, Grass River South Branch was last stocked May 2026 with Brown Trout. Grass River South Branch has 32 stocking records on file, spanning 2011–2026, with about 54,310 fish stocked over that period.
When Grass River South Branch is stocked
Grass River South Branch is typically stocked in spring, most often in May — 25 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Grass River South Branch, freshest activity first.
Sylvia Lake
16 miSt Lawrence County · 1 species · 18 records
Last stocked May 2026
Oswegatchie River
22 miSt Lawrence County · 3 species · 78 records
Last stocked May 2026
Quarry Pond
22 miLewis County · 1 species · 14 records
Last stocked May 2026
Lake of the Woods
7 miJefferson County · 2 species · 31 records
Last stocked November 2025
Millsite Lake
10 miJefferson County · 2 species · 33 records
Last stocked November 2025
Sixberry Lake
10 miJefferson County · 2 species · 30 records
Last stocked November 2025
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| May 2026 | Brown Trout | 2,260 | 9" | New York fish & wildlife agency |
| May 2026 | Brown Trout | 270 | 12" | New York fish & wildlife agency |
| May 2025 | Brown Trout | 1,540 | 8.3" | New York fish & wildlife agency |
| May 2025 | Brown Trout | 80 | 13.3" | New York fish & wildlife agency |
| May 2025 | Brown Trout | 690 | 8.3" | New York fish & wildlife agency |
| May 2025 | Brown Trout | 170 | 13.3" | New York fish & wildlife agency |
| May 2024 | Brown Trout | 1,470 | 9.3" | New York fish & wildlife agency |
| May 2024 | Brown Trout | 80 | 13.2" | New York fish & wildlife agency |
Show 24 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| May 2024 | Brown Trout | 660 | 9.3" | New York fish & wildlife agency |
| May 2024 | Brown Trout | 170 | 13.2" | New York fish & wildlife agency |
| May 2023 | Brown Trout | 70 | 13.4" | New York fish & wildlife agency |
| May 2023 | Brown Trout | 660 | 9.4" | New York fish & wildlife agency |
| May 2023 | Brown Trout | 160 | 13.4" | New York fish & wildlife agency |
| May 2023 | Brown Trout | 1,470 | 9.4" | New York fish & wildlife agency |
| May 2022 | Brown Trout | 280 | 13.5" | New York fish & wildlife agency |
| May 2022 | Brown Trout | 2,540 | 9.5" | New York fish & wildlife agency |
| May 2021 | Brown Trout | 310 | 13.1" | New York fish & wildlife agency |
| May 2021 | Brown Trout | 2,540 | 9.4" | New York fish & wildlife agency |
| April 2020 | Brown Trout | 2,280 | 8.7" | New York fish & wildlife agency |
| June 2019 | Brown Trout | 2,750 | 7.9" | New York fish & wildlife agency |
| June 2018 | Brown Trout | 2,700 | 8.1" | New York fish & wildlife agency |
| May 2017 | Brown Trout | 2,560 | 8.4" | New York fish & wildlife agency |
| October 2016 | Brook Trout | 4,000 | 0" | New York fish & wildlife agency |
| May 2016 | Brown Trout | 2,670 | 8.1" | New York fish & wildlife agency |
| August 2015 | Brook Trout | 3,000 | 3.7" | New York fish & wildlife agency |
| August 2015 | Brook Trout | 3,000 | 3.7" | New York fish & wildlife agency |
| August 2015 | Brook Trout | 3,000 | 3.7" | New York fish & wildlife agency |
| May 2015 | Brown Trout | 2,650 | 8" | New York fish & wildlife agency |
| May 2014 | Brown Trout | 2,660 | 8.4" | New York fish & wildlife agency |
| May 2013 | Brown Trout | 2,250 | 8.9" | New York fish & wildlife agency |
| May 2012 | Brown Trout | 2,750 | 8.8" | New York fish & wildlife agency |
| May 2011 | Brown Trout | 2,620 | 8.3" | New York fish & wildlife agency |
Frequently asked
When was Grass River South Branch last stocked?
According to New York fish & wildlife agency, Grass River South Branch was last stocked May 2026 with Brown Trout.
What fish species are stocked in Grass River South Branch?
Grass River South Branch is stocked with Brown Trout and Brook Trout.
What time of year is Grass River South Branch stocked?
Grass River South Branch is typically stocked in spring, most often in May.
How often is Grass River South Branch stocked?
Grass River South Branch has been stocked about 2 times a year — 32 recorded stockings between 2011 and 2026.
How many fish have been stocked in Grass River South Branch?
About 54,310 fish have been stocked in Grass River South Branch across 32 recorded events since 2011, per New York fish & wildlife agency.
What size are the fish stocked in Grass River South Branch?
Fish stocked in Grass River South Branch average about 9.2 inches, based on the sizes the agency reported.