Diet Overlap

Melanitta fusca deglandi (American white-winged scoter)
Calidris canutus (Red Knot)

Common Diet

Mytilus edulis (Blue mussel)

Common Habitat

North America

Attributes / relations provided by
1Winter feeding ecology and trophic relationships of Oldsquaws and White-winged Scoters on Kachemak Bay, Alaska, Gerald A. Sanger and Robert D. Jones, Jr., Canadian Wildlife Service, 1984
2Food Web Relationships of Northern Puget Sound and the Strait of Juan de Fuca : a Synthesis of the Available Knowledge, Charles A. Simenstad, Bruce S. Miller, Carl F. Nyblade, Kathleen Thornburgh, and Lewis J. Bledsoe, EPA-600 7-29-259 September 1979