How to Fish Lake Ontario: A Beginner's Whole-Lake Guide to King Salmon, Trout, and Trophy Walleye

Lake Ontario is the smallest of the Great Lakes by surface area but the last and deepest link in the chain, the final drop before the St. Lawrence carries the whole system to the sea, and today it is arguably the finest trophy salmon and trout fishery in the entire Great Lakes. Straddling New York and the Canadian province of Ontario, this deep, cold lake grows some of the biggest Chinook salmon in fresh water, hosts the legendary fall run up the Salmon River, and, in its bays and eastern basin, offers world-class walleye and smallmouth to rival anything on the continent. This whole-lake guide walks through what swims here, where the fish stack up, and how to catch them, from the deep-water troll off the New York shore to the walleye factory of the Bay of Quinte on the Canadian side.

The King Salmon Capital

More than anything else, Lake Ontario is known for its Chinook, or king, salmon, and it grows them big. Thanks to a rich forage base, mature kings here commonly run in the mid-20-pound range, with trophies pushing into the low-to-mid 30s, making this one of the premier king-salmon fisheries anywhere outside the Pacific Northwest. The fish spend their lives out in the cold, deep open water, and the classic way to catch them is trolling with downriggers, dipsy divers, and lead core, running flashers and flies, spoons, and cut-bait rigs down to the temperature band where the kings hold. From late spring through summer the fish grow larger and heavier as the season wears on, building toward the fall spawning run. A screaming reel and a 30-pound Ontario king peeling line into the deep is the signature moment of this lake.

Trolling the Great Lakes for Trout and Salmon

The Salmon River: The Fall Run Spectacle

When the kings and cohos turn toward the tributaries in fall, Lake Ontario stages one of the most famous freshwater migrations in North America, the run up the Salmon River at Pulaski, New York, and the nearby Oswego River. From September into October, tens of thousands of salmon push up out of the lake, and anglers line the banks and stand shoulder to shoulder in the famous drift-fishing holes to intercept them. The spectacle draws fishers from all over the country, and the river stays productive long after the salmon: as fall turns to winter and then spring, the same tributaries fill with steelhead and brown trout. The Salmon River fall run is a bucket-list event, equal parts fishing trip and pilgrimage, and it's the beating heart of Lake Ontario's shore fishery.

Steelhead Fishing a Great Lakes Tributary

Coho, Atlantic Salmon, and the Trout

The kings share the water with a full coldwater cast. Coho salmon run smaller and faster and add scrappy variety to the troll and the fall river run. Lake Ontario is also the focus of an ambitious Atlantic salmon restoration, this was historically Atlantic salmon water, and anglers increasingly encounter these hard-fighting natives, especially near the tributaries. Add hard-charging steelhead (lake-run rainbow trout) that fatten in the lake and run the rivers, deep-holding lake trout over the offshore structure, and shoreline-cruising brown trout, and you have a coldwater fishery with remarkable depth. Most of these fish come to the same trolling spread, which is why a summer day on Ontario can produce a genuine mixed bag of trophy salmon and trout, a king, a steelhead, a laker, and a brown, all in the same box. Few freshwater fisheries anywhere offer that kind of variety on a single trip, and it's a big part of why anglers travel from all over to troll this lake.

Brown Trout, Lake Trout, and the Spring Nearshore

Before the summer kings scatter into the deep, spring belongs to the brown and lake trout close to shore. As the water warms in April and May, brown trout and lake trout move into the nearshore zone and the warmer stained water near river mouths and along the shoreline, within easy reach of smaller boats running shallow with planer boards, stickbaits, and spoons. Western Lake Ontario in particular offers spectacular nearshore fishing early in the year. Lake trout, native to the lake, hold deeper as summer sets in and are a reliable target for anglers jigging or trolling the offshore humps and bottom structure. This early-season, close-to-shore trout fishing is one of the most accessible ways onto the lake, and it warms up while the open-water salmon bite is still building.

The Niagara Bar: A Spring Hotspot

At the lake's southwest corner, where the Niagara River pours in below the falls, the Niagara Bar is one of the single best spots on the Great Lakes for spring fishing. The outflow area at the river's mouth concentrates staging trout and salmon, browns, lake trout, steelhead, and early kings, over a defined piece of structure, and boats gather there through spring to work it. The mixing of river and lake water, the current, and the bait draw fish in remarkable numbers, and the fishing can be fast. It's a famous, productive, and sometimes crowded piece of water, and for anglers on the western end of the lake it's often the first great bite of the year.

Bay of Quinte: World-Class Walleye

Swing to the Canadian side and Lake Ontario shows a completely different face. The Bay of Quinte, a long, sheltered Z-shaped bay on the northeastern shore, is one of the most famous walleye fisheries in North America, legendary in particular for its fall and early-winter trophy run, when giant walleye move in and anglers troll and jig for fish that can top a dozen pounds. The bay produces walleye all year, along with strong populations of northern pike, bass, and jumbo yellow perch, and it fishes both in open water and through the ice. For anglers who think of Ontario as strictly a salmon-and-trout lake, the Bay of Quinte is the revelation: a world-class coolwater fishery on the same body of water, and a trophy-walleye destination in its own right.

Smallmouth, Largemouth, and the Eastern Basin

Lake Ontario's eastern end and its bays hold a superb bass fishery. The rocky shorelines, shoals, and the clear water of the eastern basin, especially around the approaches to the Thousand Islands where the lake becomes the St. Lawrence, grow big, hard-fighting smallmouth bass, active on topwater and tubes over the rock through the warm months. The sheltered bays and weedy shallows hold largemouth bass as well. Anglers work drop-shots, tubes, and jerkbaits over the rock for smallmouth and flip the weeds and docks for largemouth. It's a bass fishery that would headline most lakes but here plays a supporting role to the salmon and walleye, which means plenty of quality water and less pressure.

Pike, Perch, and the Rest

Beyond the headliners, Lake Ontario's bays and shallows hold a deep bench of coolwater fish. Toothy northern pike ambush prey in the weedy bays and river mouths, a reliable target for anglers casting spoons and big soft baits or fishing tip-ups through the ice. Schools of jumbo yellow perch roam the bays, the Bay of Quinte and the New York bays are famous for them, and are as fun to catch as they are good on the table. Panfish, bullheads, carp, and the occasional muskie round out a supporting cast that keeps light-tackle and family anglers busy in the sheltered water while the big boats chase kings out on the open lake. It's the kind of easygoing fishing that turns a windy day off the main lake into a good day anyway.

Fishing the Temperature: Downriggers and the Troll

The core of open-water Lake Ontario fishing is trolling to the temperature. Because the salmon and trout follow a preferred water temperature that sinks deeper as summer warms the surface, finding the thermocline and the bait, with a graph and a temperature probe, is the whole game. Downriggers put spoons and flasher-fly combos right in that band; dipsy divers and lead core spread the presentation out to the sides and down. Planer boards carry lines away from the boat to cover water and reach the shy nearshore fish in spring. Speed and lure color matter, and the fish can be finicky about both. It's a gear-intensive, methodical style of fishing, which is exactly why so many anglers hire a charter to learn the lake's systems before rigging their own boat.

The Ports and Access

Lake Ontario is ringed with fishing ports, each opening onto its own piece of the lake. On the New York shore, the Niagara Bar and ports like Wilson and Olcott anchor the western fishery; the central and eastern ports, Rochester at the mouth of the Genesee, Sodus Bay, Oswego, and Pulaski at the Salmon River, put anglers on the heart of the king-salmon and tributary action. On the Canadian side, ports from the Niagara region and Toronto along the north shore to the Bay of Quinte and the eastern basin near Kingston and the Thousand Islands open onto the walleye, bass, and trout water. Given the lake's size and the distance between ramps, planning your launch around your target species and the day's weather is essential, and every port keys on its home water's strengths.

When to Go

• Spring (April–June): Nearshore brown and lake trout, the Niagara Bar bite, and staging fish close to shore; the Bay of Quinte pike and walleye season structure varies, so check dates.
• Summer (July–September): Peak offshore trolling for trophy Chinook, coho, steelhead, and lake trout as the fish follow the thermocline deep; prime eastern-basin smallmouth.
• Fall (September–November): The famous Salmon River king and coho run; the Bay of Quinte's legendary trophy-walleye migration builds.
• Winter: Ice fishing the sheltered bays, walleye, pike, and jumbo perch, especially in the Bay of Quinte and New York bays, when the ice is safe.

Licenses (New York and Ontario)

Lake Ontario is split between New York and the province of Ontario, and you need a license for the jurisdiction whose water you're fishing, a New York fishing license on the U.S. side, or an Ontario fishing licence on the Canadian side. Both jurisdictions apply seasons, size limits, and bag limits that vary by species and by area and change over time, salmon, trout, walleye, and bass all carry their own rules, and some (like the Bay of Quinte walleye or specific tributaries) have special regulations. Always check the current New York or Ontario regulations for the exact water you're fishing before you keep a fish, and if you're fishing near the border, be sure you know which side you're on.

A Beginner's First Trip

The easiest way onto Lake Ontario is with a charter out of a New York salmon port, a summer trolling trip for kings and trout does the hard work of finding the temperature and the fish for you, and there's no better way to learn the systems. If big water isn't your thing, the Bay of Quinte or an eastern-basin bay offers approachable walleye, bass, pike, and perch fishing in sheltered water, from a smaller boat or even from shore. And in fall, a guided or DIY trip to the Salmon River lets you witness the run firsthand. Any of these puts you on one of the great fisheries of the continent, dress for the weather, watch the marine forecast, and respect the size and moods of the lake.

Guides and Gear

For the open-water salmon and trout, a charter is the smart first move, and the core gear is trolling rods with line-counter reels, downriggers, dipsy divers, and lead core, running spoons and flasher-fly combos, a graph and temperature probe are essential to find the fish. For the tributaries in fall and spring, a long float or noodle rod handles salmon and steelhead in the drift. On the coolwater side, a walleye jigging and trolling setup covers the Bay of Quinte, a medium spinning rod with tubes and drop-shots handles the eastern-basin smallmouth, and a stouter baitcaster works the pike and largemouth in the bays. As always on a Great Lake, a life jacket and attention to the weather aren't optional.

Lake Ontario packs an astonishing range into the smallest of the Great Lakes: some of the biggest king salmon in fresh water, the pilgrimage of the Salmon River run, a world-class walleye factory in the Bay of Quinte, and a superb bass fishery in the clear eastern basin. Troll the deep blue water for a trophy king, drift a tributary in the fall crush, or jig the Bay of Quinte for a giant walleye, check the New York or Ontario rules for your water, respect the lake and its fast-changing weather, and fish one of the true crown jewels of the entire Great Lakes system. It flows onward through our how to fish the St. Lawrence River guide and connects upstream to how to fish Lake Erie.