SOUTH BRANCH SOUTH NATION RIVER NEAR WINCHESTER SPRINGS

SOUTH BRANCH SOUTH NATION RIVER ON WSC

SOUTH BRANCH SOUTH NATION RIVER NEAR WINCHESTER SPRINGS (02LB031) is a real-time streamflow monitoring station on the SOUTH BRANCH SOUTH NATION RIVER in ON, operated by the Water Survey of Canada. Riverbot tracks its streamflow and alerts anglers the moment flow and temperature hit their fishing window. 10 fish species are associated with this station in public fish records.

WSC station ID: 02LB031
Operated by: Water Survey of Canada
Province: ON
Coordinates: 44.9979, -75.3621

Live conditions & history

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Fishing regulations

FMZ 18 zone default

Default area rules for fish in the public records above. A grey row means the release has no canonical regulation match for that species.

FMZ 18 zone default only. Water-specific, national-park, sanctuary, licence, and in-season exceptions may apply.

Brook trout Open · Harvest allowed within limits Open all year Details Close
- Open all year
  
  Sport licence catch-and-possession limit
  5
  
  Conservation licence catch-and-possession limit
  2
  
  Official rule · retrieved Jul 25, 2026
Brown trout Open · Harvest allowed within limits Open all year Details Close
- Open all year
  
  Sport licence catch-and-possession limit
  5
  
  Conservation licence catch-and-possession limit
  2
  
  Official rule · retrieved Jul 25, 2026
Channel catfish Open · Harvest allowed within limits Open all year Details Close
- Open all year
  
  Sport licence catch-and-possession limit
  12
  
  Conservation licence catch-and-possession limit
  6
  
  Official rule · retrieved Jul 25, 2026
Crappie Open · Harvest allowed within limits Open all year Details Close
- Open all year
  
  Sport licence catch-and-possession limit
  30
  
  Conservation licence catch-and-possession limit
  10
  
  Official rule · retrieved Jul 25, 2026
Lake whitefish Open · Harvest allowed within limits Open all year Details Close
- Open all year
  
  Sport licence catch-and-possession limit
  12
  
  Conservation licence catch-and-possession limit
  6
  
  Official rule · retrieved Jul 25, 2026
Largemouth and smallmouth bass combined Open · Harvest allowed within limits Jun 20 – Dec 15 Details Close
- Jun 20 – Dec 15
  
  Sport licence catch-and-possession limit
  6
  
  Conservation licence catch-and-possession limit
  2
  
  Official rule · retrieved Jul 25, 2026
Muskellunge Open · Harvest allowed within limits Jun 6 – Dec 15 Details Close
- Jun 6 – Dec 15
  
  Sport licence catch-and-possession limit
  1
  
  Size rule
  must be greater than 91 centimetres
  
  Official rule · retrieved Jul 25, 2026
Northern pike Open · Harvest allowed within limits Jan 1 – Mar 31; May 9 – Dec 31 Details Close
- May 9 – Dec 31
  
  Sport licence catch-and-possession limit
  6
  
  Conservation licence catch-and-possession limit
  2
  
  Official rule · retrieved Jul 25, 2026
Pacific salmon Open · Harvest allowed within limits Open all year Details Close
- Open all year
  
  Sport licence catch-and-possession limit
  5
  
  Conservation licence catch-and-possession limit
  2
  
  Official rule · retrieved Jul 25, 2026
Rainbow trout Open · Harvest allowed within limits Open all year Details Close
- Open all year
  
  Sport licence catch-and-possession limit
  5
  
  Conservation licence catch-and-possession limit
  2
  
  Official rule · retrieved Jul 25, 2026
Splake Open · Harvest allowed within limits Open all year Details Close
- Open all year
  
  Sport licence catch-and-possession limit
  5
  
  Conservation licence catch-and-possession limit
  2
  
  Official rule · retrieved Jul 25, 2026
Sunfish Open · Harvest allowed within limits Open all year Details Close
- Open all year
  
  Sport licence catch-and-possession limit
  300
  
  Conservation licence catch-and-possession limit
  15
  
  Size rule
  only 30 may be greater than 18 centimetres
  
  Official rule · retrieved Jul 25, 2026
Walleye and sauger combined Open · Harvest allowed within limits Jan 1 – Mar 1; May 9 – Dec 31 Details Close
- May 9 – Dec 31
  
  Sport licence catch-and-possession limit
  4
  
  Conservation licence catch-and-possession limit
  2
  
  Size rule
  must be between 40-50 centimetres
  
  Official rule · retrieved Jul 25, 2026
Yellow perch Open · Harvest allowed within limits Open all year Details Close
- Open all year
  
  Sport licence catch-and-possession limit
  50
  
  Conservation licence catch-and-possession limit
  25
  
  Official rule · retrieved Jul 25, 2026
Atlantic salmon Closed Closed all year Details Close
- Closed all year
  
  Official rule · retrieved Jul 25, 2026
Lake sturgeon Closed Closed all year Details Close
- Closed all year
  
  Official rule · retrieved Jul 25, 2026
Lake trout Closed May 23 – Sep 8 Details Close
- May 23 – Sep 8
  
  Sport licence catch-and-possession limit
  2
  
  Conservation licence catch-and-possession limit
  1
  
  Official rule · retrieved Jul 25, 2026

General area restrictions

Period not confirmed

Sport licence catch-and-possession limit
5

Conservation licence catch-and-possession limit
2

Limit details
total daily catch possession limit for all trout salmon species combined

Official rule

Effective Jan 1, 2026 – Sep 14, 2027 · evaluated for 2026-09-11 in America/Toronto

Regulations shown are for reference only and may not reflect in-season changes. Always verify current regulations with the Ontario Fishing Regulations Summary before fishing.

Fish recorded near this station

Sampled in this watershed

South Branch South Nation River Near Winchester Springs has documented fish occurrence data from Ontario provincial surveys (Aquatic Resource Area Survey Point, LIO Open Data). The survey records 10 species from observation sampling near this station.

Species include: Rock Bass (Ambloplites rupestris), Brown Bullhead (Ameiurus nebulosus), White Sucker (Catostomus commersonii), Brook Stickleback (Culaea inconstans), Johnny Darter (Etheostoma nigrum), and 5 others.

Rock Bass Ambloplites rupestris
Brown Bullhead Ameiurus nebulosus
White Sucker Catostomus commersonii
Brook Stickleback Culaea inconstans
Johnny Darter Etheostoma nigrum
Common Shiner Luxilus cornutus
Logperch Percina caprodes
Bluntnose Minnow Pimephales notatus
Creek Chub Semotilus atromaculatus
Central Mudminnow Umbra limi

1 additional record(s) were reported as unidentified or mixed-taxa observations and are not resolved to species.

Where these records come from

Evidence: Sampled in this watershed; Fish were sampled elsewhere in the same watershed — a provincial or federal survey nearby, not at the gauge itself.
Records: 10 species; from 11 individual records
Observed: Jul 27, 1972 – Jun 13, 2018; 10 dated records

Sources

Aquatic Resource Area Survey Points — Ontario Ministry of Natural Resources and Forestry (LIO Open Data) — 11 records