Fishing at Dewy Lake, Thunder Bay District, Ontario

• Overview

  Look for Dewy Lake in the Thunder Bay District part of Ontario. Height above sea level is 329 metres. This is sizeable water at about 2.10 sq km, and a boat opens up most of it. Around 9.0 km of bank, which is a long day on foot. On our Thunder Bay District list it sits near the top for size. Greenstone lies 144 km from the water. It is 254 km to Thunder Bay, the nearest city. No boundary runs near, so the local rules hold throughout.

• Where to Fish on Dewy Lake

  No depth figure appears in our records, so the bank has to tell you. This is a lake, so the margins and the first drop matter most. The shallow end warms first and pulls fish in ahead of the rest. Reported across Thunder Bay District: cisco, blackfin cisco, rainbow smelt, bloater and shortjaw cisco. County data is a starting point rather than a guarantee. Take Dewy Lake a stretch at a time.

• Seasonal Patterns

  Seasonal averages run from -21°C in January up to 16°C in July. This is a two-season water: locked, then wide open. After early May the shallows warm and the fish move up. Ice clears near early May and comes back about early November in a typical year. The strongest runs come at either end of the open season. It sets the rhythm of the year at Dewy Lake.

• Tackle & Baits

  Nothing we hold confirms whether access is permitted. It formed naturally, so levels move with rainfall rather than with a gate. There is no mapped parking or launch close by, which usually means walking in. A light spinning outfit with a small box of lures and some bait covers most of what swims here. A landowner's word beats anything printed elsewhere. Close seasons apply to some species and not others. If the gate is shut, Cliff Lake at 6.3 km is the nearest alternative. Check the position at Dewy Lake before loading the car.