Diet Overlap

Crossaster papposus (spiny sun star, common sun star)
Clangula hyemalis (Oldsquaw)

Common Diet

Mytilus edulis (Blue mussel)

Common Habitat

Moray Firth
North Norfolk Coast
Pembrokeshire Marine/ Sir Benfro Forol

Attributes / relations provided by
1A seventeen-year study of the rose star Crossaster papposus population in a coastal bay in southeast Alaska, H. R. Carlson and C. A. Pfister, Marine Biology (1999) 133: 223-230
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