Principle Migratory Routes of the Canvasback
The major route of travel extends from breeding areas in central Canada southeast across the Great Lakes and either south down the Mississippi River or east to Chesapeake Bay.
Density lines representing approximately 3,000 birds.
Reference: Migration of Birds, Circular 16. 1998. US Fish and Wildlife Service, Dept. of Interior, Washington, DC. Illustrated by Bob Hines.
