Diet Overlap

Podiceps auritus (Horned Grebe)
Aphriza virgata (Surfbird)

Common Diet

Clupea pallasii pallasii (Pacific herring)

Common Habitat

Alaska-St. Elias Range tundra
Arctic National Wildlife Refuge
Cabrillo National Monument
California Coast Ranges Biosphere Reserve
Channel Islands National Marine Sanctuary
Channel Islands National Park
Denali Biosphere Reserve
Elkhorn Slough Preserve
Farallon National Wildlife Refuge
Gates of the Arctic National Park
Glacier Bay National Park and Preserve
Golden Gate National Recreation Area
Gwaii Haanas National Park Reserve
Interior Alaska-Yukon lowland taiga
Ivvavik National Park
Mount Arrowsmith
Noatak Biosphere Reserve
North America
Northern Pacific coastal forests
Olympic Biosphere Reserve
Pacific Coastal Mountain icefields and tundra
Pacific Rim National Park Reserve
Padre Island National Seashore
Point Reyes National Seashore
Redwood National Park
San Juan Island National Historical Park
Santa Cruz Island Preserve
Santa Monica Mountains National Recreation Area
Wrangell-St. Elias National Park and Preserve

Attributes / relations provided by
♦ 1Food 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
♦ 2del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.