Many Beluga whales breed in the cold waters at its mouth, making Tadoussac a popular site for whale watching and sea kayaking; Greenland sharks also frequent the depths of the river.
Mississippi River | River Thames | Amazon River | Columbia River | Hudson River | Colorado River | Potomac River | river | Ohio River | Missouri River | Delaware River | Murray River | River Tyne | Madeira River | Volga River | River Nene | River Clyde | River Trent | River Severn | Amur River | River Wear | Allegheny River | Red River | Dnieper River | Yarra River | Paraná River | River Tees | Fraser River | Yangtze River | Tocantins River |
Except for Sacré-Coeur, which is located along the Saguenay River, all places and municipalities of the RCM are along Quebec Route 138 directly on the shores of the Saint Lawrence River.
The channel is of glacial origin and is the submerged valley of the historic St. Lawrence River, running 1400 km from a sharp escarpment downstream from the confluence of the St. Lawrence with the Saguenay River, past Anticosti Island and through the Gulf of St. Lawrence to the edge of the continental shelf off the island of Newfoundland.