Ontario · Canada
Lake St. Lawrence
- Region
- Ontario, Canada
- Regulation zone
- Fisheries Management Zone 20
Species in Lake St. Lawrence
Alewife
American Eel
Banded Killifish
Black Crappie
Bluegill
Bluntnose Minnow
Brook Stickleback
Brown Bullhead
Brown Trout
Central Mudminnow
Common Carp
Common Shiner
Creek Chub
Cutlip Minnow
Emerald Shiner
Fallfish
Gizzard Shad
Golden Shiner- Johnny Darter x Tesselated Darter
Lake Chub
Lake Whitefish
Largemouth Bass
Logperch
Longnose Gar
Mooneye
Mottled Sculpin
Muskellunge
Northern Pike
Pumpkinseed
Rainbow Smelt
River Redhorse
Rock Bass
Sauger
Shorthead Redhorse
Silver Redhorse
Smallmouth Bass
Spottail Shiner
Stonecat
Threespine Stickleback
Trout-Perch
Walleye
White Perch
White Sucker
Yellow Perch
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Seasons & limits — Fisheries Management Zone 20
| Species | Season | Limit | Notes |
|---|---|---|---|
| Brown Trout | Open all year | S - 5 | Conservation licence: C - 2 |
| Crappie | Open all year | S - 30 | Conservation licence: C - 10 |
| Lake Whitefish | Open all year | S - 12 | Conservation licence: C - 6 |
| Largemouth Bass | Third Saturday in June to December 31 | S - 6 | Conservation licence: C - 2 |
| Muskellunge | 3rd Sat. in June - Dec. 15 | S - 1, must be greater than 137 cm (54 in.) | Conservation licence: C - 0 |
| Northern Pike | Jan. 1 - Mar. 31 & 1st Sat. in May - Dec. 31 | S - 6 | Conservation licence: C - 2 |
| Smallmouth Bass | First Saturday in July to December 31 | S - 6 | Conservation licence: C - 2 |
| Walleye and Sauger or any combination | Jan. 1 - Mar.1 & the 1st Sat. in May - Dec. 31 | S - 4, not more than 1 greater than 63 cm (24.8 in.) | Conservation licence: C - 2, not more than 1 greater than 63 cm (24.8 in.) |
| Yellow Perch | Open all year | S - 50 | Conservation licence: C - 25 |
Always confirm regulations with the official provincial guide before fishing — rules change, and waterbody-specific exceptions apply.
More Ontario lakes
Species & zone: Land Information Ontario (Aquatic Resource Area). Regulations: Ontario Fishing Regulations Summary data (data.ontario.ca).