Diet Overlap

Puffinus tenuirostris (Short-tailed Shearwater)
Ptychoramphus aleuticus (Cassin's Auklet)

Common Diet

Euphausia pacifica (Pacific krill)
Thysanoessa spinifera

Common Habitat

Aleutian Islands Biosphere Reserve
California Coast Ranges Biosphere Reserve
Farallon National Wildlife Refuge
Glacier Bay National Park and Preserve
Gwaii Haanas National Park Reserve
North America
Olympic Biosphere Reserve
Pacific Rim National Park Reserve
Point Reyes National Seashore
Redwood National Park
Santa Cruz Island Preserve

Attributes / relations provided by
♦ 1Seabird distribution, abundance and diets in the eastern and central Aleutian Islands, J. JAHNCKE, K. O. COYLE AND GEORGE L. HUNT, JR, Fish. Oceanogr. 14 (Suppl. 1), 160–177, 2005
♦ 2Ocean climate, euphausiids and auklet nesting: inter-annual trends and variation in phenology, diet and growth of a planktivorous seabird, Ptychoramphus aleuticus, Christine L. Abraham, William J. Sydeman, MARINE ECOLOGY PROGRESS SERIES, Vol. 274: 235–250, 2004