Largemouth Bass Fishing on Ontario’s Grand River Largemouth Bass Fishing on Ontario’s Grand River When most anglers think of the Grand River, they picture its fast riffles, rocky pools, and hard-fighting smallmouth bass — but venture into the slower, weedier stretches downstream, and you’ll find another predator waiting: the largemouth bass. Often overlooked on this famous Ontario waterway, the Grand’s largemouth population thrives in quiet backwaters, side channels, and reservoirs that offer thick cover and warm, shallow habitat. For anglers who love the visual strike of a topwater hit or the solid thump of a jig under a dock, this river holds some real surprises. The Grand’s lower reaches, especially around Brantford, Caledonia, and Dunnville, are tailor-made for largemouth bass. Here, the river widens and slows, resembling a chain of small lakes more than a flowing stream. Cattails, lily pads, fallen timber, and submerged weeds create endless ambush spots ...