South Branch Grass River fishing

Fishing at South Branch Grass River is on a river section, stocked with Brown Trout and Brook Trout. It is stocked about 2 times a year since 2011, most often in May and August. Species guides list dawn, day, and dusk as the active times.

Last stocked

May 1, 2025

Plants on record

30

Since 2011

Species recorded

2

Average size

9.4 in

Elevation

802 ft

Access and facts

Water type
river section
Boat ramp
No
Float tube friendly
Yes

A St. Lawrence County branch of the Grass River with a DEC hand-launch access point suited to canoes and kayaks.

Sources: water_type , shore_notes , access

View larger map · Open on Google Maps

How South Branch Grass River is stocked

The first plant of the year usually falls in the first week of May. In 2025 it was May 1, 2025, about when it usually is.

Allen Pond (4.5 mi) and Blue Pond (10 mi) were stocked more recently. Allen Pond is also stocked with Brook Trout and Blue Pond is also stocked with Brook Trout.

Fish at South Branch Grass River

Fishing South Branch Grass River is most likely to be for Brown Trout. Brown Trout accounts for 26 of 30 plants on record, ahead of Brook Trout.

Brown Trout 26 plants
Plants
26 of 30
Last stocked
May 1, 2025
Average length
10.1 in

Seasons and rigs are on the Brown Trout guide.

Brook Trout 4 plants
Plants
4 of 30
Last stocked
October 1, 2016
Average length
3.7 in

Seasons and rigs are on the Brook Trout guide.

Fish stocked per year

  • 2,6202011
  • 2,7502012
  • 2,2502013
  • 2,6602014
  • 11,6502015
  • 6,6702016
  • 2,5602017
  • 2,7002018
  • 2,7502019
  • 2,2802020
  • 2,8502021
  • 2,8202022
  • 2,3602023
  • 2,3802024
  • 2,4802025

Stocking history

Showing 15 of 30 plants Showing 30 plants

Source: New York State Department of Environmental Conservation.
Date Species Quantity Avg. length Source
May 1, 2025 Brown Trout 80 13.3 in report
May 1, 2025 Brown Trout 690 8.3 in report
May 1, 2025 Brown Trout 170 13.3 in report
May 1, 2025 Brown Trout 1,540 8.3 in report
May 1, 2024 Brown Trout 1,470 9.3 in report
May 1, 2024 Brown Trout 170 13.2 in report
May 1, 2024 Brown Trout 660 9.3 in report
May 1, 2024 Brown Trout 80 13.2 in report
May 1, 2023 Brown Trout 660 9.4 in report
May 1, 2023 Brown Trout 160 13.4 in report
May 1, 2023 Brown Trout 1,470 9.4 in report
May 1, 2023 Brown Trout 70 13.4 in report
May 1, 2022 Brown Trout 280 13.5 in report
May 1, 2022 Brown Trout 2,540 9.5 in report
May 1, 2021 Brown Trout 2,540 9.4 in report
May 1, 2021 Brown Trout 310 13.1 in report
April 1, 2020 Brown Trout 2,280 8.7 in report
June 1, 2019 Brown Trout 2,750 7.9 in report
June 1, 2018 Brown Trout 2,700 8.1 in report
May 1, 2017 Brown Trout 2,560 8.4 in report
October 1, 2016 Brook Trout 4,000 – report
May 1, 2016 Brown Trout 2,670 8.1 in report
August 1, 2015 Brook Trout 3,000 3.7 in report
August 1, 2015 Brook Trout 3,000 3.7 in report
August 1, 2015 Brook Trout 3,000 3.7 in report
May 1, 2015 Brown Trout 2,650 8 in report
May 1, 2014 Brown Trout 2,660 8.4 in report
May 1, 2013 Brown Trout 2,250 8.9 in report
May 1, 2012 Brown Trout 2,750 8.8 in report
May 1, 2011 Brown Trout 2,620 8.3 in report
Show 15 more plants Show less

Species stocked here

Depth-by-season, top lures, and bait notes for each species stocked here are on its own species guide, linked above.

Nearest lakes