5 Types Of Fish In Ontario (2024)

Ontario is home to a wide variety of fish species that provide food and recreation for many of its residents. From bass to trout, and from perch to pickerel, Ontario’s lakes and rivers are full of these aquatic creatures.

The most common five types of fish in Ontario include Lake Trout, Walleye, Perch, Smallmouth Bass, and Chinook Salmon. These types of fishes are found throughout Ontario in most of the larger lakes and rivers. Some of them can be found in many of the cold-water streams and rivers in the province.

5 Types Of Fish In Ontario

1. Lake Trout

Lake Trout is one of the five types of fish in Ontario, Canada. It is a freshwater species of trout, and is the provincial fish of Ontario. Lake Trout is an anadromous fish, meaning it is born in fresh water and migrates to the ocean to feed, returning to its home lake to spawn.

Lake Trout is an important species for recreational and commercial fisheries in Ontario. It is highly sought after by anglers for its delicious taste, and is also commercially harvested for food. The Lake Trout is a deep-bodied fish, usually with a silvery-green or blue-green colour, and has a long, streamlined body. Its average size is anywhere from 2-5kg, with the largest specimens reaching up to 20kg!

Lake Trout spawn in the fall, and spawn in deep, clear lakes. The eggs are laid in gravel and cobble, and hatch in late spring or early summer. The young Lake Trout feed mainly on insects, crustaceans, and small fish, and grow rapidly before migrating to the ocean.

Lake Trout is found in many of Ontario’s lakes, and is also found in the Great Lakes. It is an important species for recreational and commercial fisheries, and is also an important part of the food web of many aquatic ecosystems. Lake Trout is an important species for conservation and management, and is managed through fishing regulations, stocking, and habitat protection.

2. Walleye

Walleye (Sander vitreus) is a species of freshwater fish native to most of Canada and the northern United States. It is a popular game fish in Ontario, as it is highly sought after by anglers due to its delicious taste, and its abundance in most of the province’s lakes and rivers.

Walleye are typically silver in colour, with olive-green, yellow, or brown markings. They have a distinctive white spot on their tail, which gives them their name. They grow to an average length of 18-24 inches, and can weigh up to 10-15 pounds.

Walleye are typically found in cold, deep waters of lakes and rivers, and they are most active in the early morning and late evening. They are opportunistic feeders, meaning they will eat whatever is most readily available. They feed mainly on small fish, crayfish, and insects.

Walleye are a popular sport fish due to their hard-fighting nature and delicious white flesh. They can be caught using a variety of methods, such as bottom bouncing, trolling, and casting.

Walleye are highly sought after by anglers in Ontario due to their abundance and flavour. They are considered to be one of the best tasting freshwater fish in the province, and are a popular choice for fishing trips.

Types Of Fish In Ontario
Types Of Fish In Ontario

3. Perch

Perch is a freshwater fish species found in Ontario, Canada. It is an important fish for recreational anglers and commercial fisheries. Perch are a favorite of sport anglers due to their abundance, aggressiveness and willingness to take a variety of bait and lures.

Perch are found in a wide range of habitats in Ontario, including rivers, streams, lakes, ponds, and reservoirs. They prefer areas with muddy or sandy bottoms and can be found near vegetation, logs, rocks, or other structure.

Perch are a schooling fish, typically found in groups of 5-20 individuals. They feed on a variety of prey, including small fish, insects, crustaceans, and worms. During the spawning season, perch form large aggregations to spawn in shallow water areas.

Perch are a valuable recreational and commercial resource in Ontario. Anglers often target perch using various tackle, including spinners, crankbaits, and jigs. Some anglers also like to catch perch with live bait.

Perch are also of great importance to commercial fisheries in Ontario. The species is often used for bait and for human consumption. In addition, perch are cultured in fish farms to produce food fish.

Perch are a popular and important fish species in Ontario, providing recreational and commercial anglers with many opportunities to enjoy this species.

4. Smallmouth Bass

Smallmouth Bass (Micropterus dolomieu) is a species of freshwater fish that is native to the Great Lakes region, the St. Lawrence River, and the Mississippi River basin in Ontario. It is a member of the sunfish family, and is the most popular game fish in the province.

Smallmouth Bass are generally greenish in color, with dark vertical bars on their sides, and can grow to a maximum size of about 18 inches. They have a large mouth and dorsal fin, as well as a broad-based tail. Smallmouth Bass are carnivorous, and feed mainly on crayfish, insects, and smaller fish.

Smallmouth Bass are found in a variety of habitats, including rivers, streams, lakes, and reservoirs. They prefer rocky or gravel bottoms, but can also be found in areas with sand or mud bottoms. Smallmouth Bass spawn in the spring, laying their eggs in shallow, gravelly areas near shore.

In Ontario, Smallmouth Bass are managed through a combination of catch and release regulations and slot limits. This means that anglers can keep a certain number of fish, but must release those that are under a certain size or over a certain size. This helps to ensure that the population of Smallmouth Bass remains healthy and sustainable.

Smallmouth Bass are an important species in Ontario, and provide anglers with a great fishing experience. Whether you’re a beginner or an experienced angler, Smallmouth Bass can provide hours of fun and excitement.

5. Chinook Salmon

Chinook salmon, also known as King Salmon, is one of the five types of fishe in Ontario, Canada. They are the largest species of Pacific Salmon and are highly sought after for their delicious, rich flavor.

Chinook salmon can be identified by their large size, silver body, and black spotting along their back and tail. They can reach up to three feet in length and weigh up to fifty pounds.

Chinook salmon spawn in the open waters of Lake Ontario from late spring to early fall. During this time, they can be found around the mouths of rivers and creeks, in deep bays, and near rocky shoals. Once they have spawned, the chinook will return to the ocean, where they will stay until they return to spawn again the following year.

Chinook salmon are an important part of the ecology of Ontario, providing an important food source for other animals. They are also an important source of income for commercial and recreational fishermen.

Chinook salmon can be caught using various methods such as trolling, jigging, and bait fishing. The most common bait used is herring and smelt, although artificial lures can also be used.

Chinook salmon are an important part of the Ontario fishing industry. They are an important food source for humans and are also a popular game fish. They are also a keystone species in the food chain, providing sustenance to many other species.



Ontario is home to a wide variety of fish species that provide food and recreation for many of its residents. We have only reviewed five types of fish in Ontario in this piece. From Lake Trout to Walleye, and from perch to Smallmouth Bass, Ontario’s lakes and rivers are full of these aquatic creatures.

Each species offers its own unique characteristics and benefits, from the large and powerful muskellunge to the smaller and flavorful crappie. Whether you are an avid angler or just enjoy the occasional fishing outing, there is sure to be a type of fish in Ontario to suit your needs.



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