The Harricana River is a river in western Quebec and northeastern Ontario, Canada. It is 533 kilometres (331 mi) long, has a drainage area of 29,300 square kilometres (11,300 sq mi), and has a mean discharge of 570 cubic metres per second (20,000 cu ft/s). While 80% of its drainage area is in Quebec, the river flows for a short distance through Ontario before it ends in Hannah Bay off James Bay.

James Bay is a large body of water located on the southern end of Hudson Bay in Canada. It borders the provinces of Quebec and Ontario, and is politically part of Nunavut. Its largest island is Akimiski Island.