Diet Overlap

Rissa tridactyla (Black-legged Kittiwake)
Cepphus columba (Pigeon Guillemot)

Common Diet

Ammodytes hexapterus (Stout sand lance)
Gadus chalcogrammus (Whiting)
Thysanoessa inermis

Common Habitat

Alaska Maritime National Wildlife Refuge
Aleutian Islands Biosphere Reserve
California Coast Ranges Biosphere Reserve
California Floristic Province
Channel Islands National Marine Sanctuary
Channel Islands National Park
Elkhorn Slough Preserve
Farallon National Wildlife Refuge
Glacier Bay National Park and Preserve
Gwaii Haanas National Park Reserve
Kronotskiy Biosphere Reserve
North America
Olympic Biosphere Reserve
Pacific Rim National Park Reserve
Point Reyes National Seashore
Redwood National Park
Santa Cruz Island Preserve
Santa Monica Mountains National Recreation Area