Upper Dua Lake in Sudbury: How and When to Fish It

• Overview

  Upper Dua Lake is a Sudbury water, Ontario side. The bank is 425 metres above sea level. At about 62 hectares, a day is enough to walk the shoreline properly. The outline measures near 7.3 km, so local knowledge counts. The town to know is Capreol, 48 km out. Further out sit Rayside-Balfour (50 km) and Valley East (51 km). It lies deep inside the county rather than near an edge.

• Where to Fish on Upper Dua Lake

  Nothing in our records gives a depth for this one. Look for the band where the shallows give up and the bottom falls away. Where the bottom changes texture, fish gather; find that line. Reported across Sudbury: smallmouth bass, northern pike and yellow perch. What holds for the county may not hold for this water. Upper Dua Lake gives up more to patience than to distance.

• Seasonal Patterns

  On the long-term average, July reads 17°C and January reads -15°C. The season turns properly here, and fish follow it closely. Firm cover through the cold months, then open water from late April. Going by climate averages, expect open water from about late April until roughly late November. Look to early summer and the first cool weeks of autumn. Plan any trip to Upper Dua Lake around it.

• Tackle & Baits

  The access position is unclear from public sources. No dam controls it, and the level follows the season. There is no mapped parking or launch nearby, which keeps numbers down. Largemouth respond to soft plastics tight to cover; go weedless where the growth is heavy. Bank access can be seasonal on ground like this. A polite question at the farm gate opens more banks than anything else. For a change of water, Satu Lake is 2 km distant. For Upper Dua Lake, the notice at the access point is the final word.