Ottawa River drainage basin
The Ottawa River drainage basin is the drainage basin in northern North America where surface water empties into the Ottawa River and adjoining waters. Spanning an area of about , it is the 12th largest drainage basin in Canada, occupying the Canadian provinces of Ontario and Quebec. It accounts for about 11% of the total Saint Lawrence River drainage area.
List of canals of Canada
Canada has a number of canals, including some ship canals. Most are located in eastern Canada, namely in Ontario, Quebec, and three in Nova Scotia. Seton Canal is located in British Columbia and is mostly a diversion channel.