Diet Overlap

Ptychocheilus oregonensis (Seatrout)
Podiceps grisegena (Red-necked Grebe)

Common Diet

Gasterosteus aculeatus (Alaskan stickleback)

Common Habitat

Lake Roosevelt National Recreation Area
Olympic Biosphere Reserve

Attributes / relations provided by
♦ 1FOOD OF THE SQUAWFISH Ptychocheilus oregonensis (Richardson) OF THE LOWER COLUMBIA RIVER, RICHARD B. THOMPSON, FISHERY BULLETIN 158 (1959)
♦ 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