Lac Gauthier Fishing near Mandeville, Quebec

• Overview

  Lac Gauthier lies within the bounds of Lanaudière, Quebec. It sits at 372 metres above sea level. Roughly 1.22 sq km of surface: treat each bay as a water in its own right. You are looking at roughly 9.4 km of shoreline, with plenty of water between access points. On our Lanaudière list it sits near the top for size. The nearest place of any size is Mandeville, 16 km away. Trois-Rivières is the closest city, 76 km away. It lies deep inside the county rather than near an edge.

• Where to Fish on Lac Gauthier

  The records we hold are silent on depth, so plan to find it yourself. On a natural lake the weed line and the shelf beyond it do the work. Look for the band where the shallows give up and the bottom falls away. Open biodiversity records for Lanaudière list pumpkinseed, smallmouth bass and yellow perch. County records show the wider picture rather than this one place. Lac Gauthier repays a walk before the first cast.

• Seasonal Patterns

  July is the warm end of the year here, averaging about 18°C, while January sits near -14°C. Expect a real winter and a strong spring after it. Look for the thaw near late April; the fishing lifts straight after. The lid tends to go about late April and return around late November. The weeks after the thaw and the ones before the freeze are the strongest. Lac Gauthier runs to its own calendar within the local pattern.

• Tackle & Baits

  Whether you may fish here is not something records settle. Records list it as a natural water body rather than an impoundment. Mapping shows a jetty some 590 m off. Bass water: a Texas-rigged worm near cover, a spinnerbait when you need to cover ground. Rules differ from one water to the next round here. A polite question at the farm gate opens more banks than anything else. Petit lac Bidou sits 1.5 km off and takes the overflow. Treat Lac Gauthier as unsettled until someone local tells you otherwise.