Ontario · Canada
Lake Ontario
- Region
- Ontario, Canada
- Size
- 1896000 ha
- Depth
- 244 m
- Regulation zone
- Fisheries Management Zone 20
Species in Lake Ontario
Alewife
American Eel
Atlantic Salmon
Black Crappie
Blacknose Dace
Blacknose Shiner
Bluegill
Bluntnose Minnow
Bowfin
Brook Stickleback
Brook Trout
Brown Bullhead
Brown Trout- Carps and Minnows
Central Mudminnow
Central Stoneroller
Channel Catfish
Chinook Salmon
Coho Salmon
Common Carp
Common Shiner- Cottus sp.
Creek Chub
Emerald Shiner
Fantail Darter
Fathead Minnow
Freshwater Drum
Gizzard Shad
Golden Shiner
Goldfish
Green Sunfish
Johnny Darter
Lake Chub
Lake Trout
Lake Whitefish
Largemouth Bass
Logperch
Longnose Dace
Longnose Gar
Longnose Sucker
Mimic Shiner
Mottled Sculpin- Moxostoma sp.
Muskellunge
Northern Pearl Dace
Northern Pike
Northern Redbelly Dace
Pumpkinseed
Rainbow Darter
Rainbow Smelt
Rainbow Trout
River Chub
Rock Bass
Round Goby
Round Whitefish
Sand Shiner
Sea Lamprey
Shorthead Redhorse
Slimy Sculpin
Smallmouth Bass
Spotfin Shiner
Spottail Shiner- Suckers
- Sunfishes
Tessellated Darter
Threespine Stickleback
Trout-Perch- Unidentifiable
Walleye
White Bass
White Perch
White Sucker
Yellow Perch
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Seasons & limits — Fisheries Management Zone 20
| Species | Season | Limit | Notes |
|---|---|---|---|
| Atlantic Salmon | Open all year | S - 1, must be greater than 63 cm (24.8 in.) | Conservation licence: C - 0 |
| Brown Trout | Open all year | S - 5 | Conservation licence: C - 2 |
| Channel Catfish | Open all year | S - 12 | Conservation licence: C - 6 |
| Crappie | Open all year | S - 30 | Conservation licence: C - 10 |
| Lake Trout | Jan. 1 - Sept. 30 & Dec. 1 - Dec. 31 | S - 3 | Conservation licence: C - 1 |
| 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 |
| Rainbow Trout | Open all year | S - 2 | Conservation licence: C - 1 |
| Smallmouth Bass | First Saturday in July to December 31 | S - 6 | Conservation licence: C - 2 |
| Sunfish | Open all year | S - 100 | Conservation licence: C - 50 |
| 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).