Diet Overlap

Bucephala islandica (Barrow's Goldeneye)
Melanitta fusca deglandi (American white-winged scoter)

Common Diet

Cryptonatica affinis (Arctic moonsnail)
Mytilus edulis (Blue mussel)

Common Habitat

North America

Attributes / relations provided by
1Winter food habits of Barrow's Goldeneyes in southeast Alaska, Philip S. Koehl, Thomas C. Rothe, and Dirk V. Derkson, Canadian Wildlife Service, 1984
2Winter 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