Stewart Lake Fishing near Greenstone, Ontario

• Overview

  Thunder Bay District in Ontario is where Stewart Lake sits. The surface lies 298 metres up. Roughly 3.34 sq km of surface: treat each bay as a water in its own right. The shoreline runs about 17 km, so it pays to pick a stretch and stay with it. Size puts it in the front rank of our Thunder Bay District list. The nearest town is Greenstone, 104 km away. Geraldton lies 109 km off, Longlac another 117 km. Rules here are straightforward: one set of provincial rules.

• Where to Fish on Stewart Lake

  We hold no survey for this water; read the slope of the shoreline instead. Weed, then depth: that is the order to fish a water of this kind. On a natural lake the weed line and the shelf beyond it do the work. Open biodiversity records for Thunder Bay District list cisco, blackfin cisco, rainbow smelt, bloater and shortjaw cisco. Records at county level tell you what is around, not what is stocked here. Read Stewart Lake for ten minutes before the first cast goes out.

• Seasonal Patterns

  Long-term averages put July at about 16°C and January near -21°C. Everything is compressed into the middle of the year. The lid usually goes in early May, which opens the strongest weeks of the year. Going by climate averages, expect open water from about early May until roughly early November. Early summer and early autumn carry the open-water season. The season on Stewart Lake follows the weather closely.

• Tackle & Baits

  There is no clear statement anywhere on who can fish it. Records list it as a natural water body rather than an impoundment. Mapping is blank for access, so scout the approach before committing the car. Season dates differ by species, so read the table. Some ground is open by custom rather than by right, so tread carefully. If the gate is shut, Willder Lake at 4.7 km is the nearest alternative. What applies at Stewart Lake may have changed since it was mapped.