Ontario · Canada
St. Marys River
- Region
- Ontario, Canada
- Regulation zone
- Fisheries Management Zone 9
Species in St. Marys River
Alewife
Atlantic Salmon
Banded Killifish
Black Crappie
Bluegill
Bluntnose Minnow
Bowfin
Brook Stickleback
Brown Bullhead
Burbot
Central Mudminnow
Channel Catfish
Chinook Salmon
Coho Salmon
Lake Sturgeon
Largemouth Bass
Logperch
Mottled Sculpin
Ninespine Stickleback
Northern Pike
Pink Salmon
Pumpkinseed
Rainbow Smelt
Sea Lamprey
Smallmouth Bass
Threespine Stickleback
Walleye
Yellow Perch
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Seasons & limits — Fisheries Management Zone 9
| Species | Season | Limit | Notes |
|---|---|---|---|
| Atlantic Salmon | Open all year | S - 1 | Conservation licence: C - 0 |
| Channel Catfish | Open all year | S - 12 | Conservation licence: C - 6 |
| Crappie | Open all year | S - 30 | Conservation licence: C - 10 |
| Largemouth and Smallmouth Bass or any combination | Open all year | S - 6 | Conservation licence: C - 2 |
| Northern Pike | Open all year | S - 4, none between 70 - 90 cm (27.6 - 35.4 in.), not more than 1 greater than 90 cm (35.4 in.) | Conservation licence: C - 2, none between 70 - 90 cm (27.6 - 35.4 in.), not more than 1 greater than 90 cm (35.4 in.) |
| Walleye and Sauger or any combination | Jan. 1 - Apr. 14 & 3rd Sat. in May - Dec. 31 | S - 2 | Conservation licence: C - 1 |
| Yellow Perch | Open all year | S - 25 | Conservation licence: C - 12 |
Always confirm regulations with the official provincial guide before fishing — rules change, and waterbody-specific exceptions apply.
Waterbody-specific rules
- Walleye — Apr. 1 - June 15 — S - 0 — No size limits
- Walleye — Apr. 1 - June 15 — C - 0 — No size limits
More Ontario lakes
Species & zone: Land Information Ontario (Aquatic Resource Area). Regulations: Ontario Fishing Regulations Summary data (data.ontario.ca).