Diet Overlap

Gavia pacifica (Pacific Loon)
Melanitta nigra (Black Scoter)

Common Diet

Gasterosteus aculeatus (Alaskan stickleback)

Common Habitat

Aleutian Islands Biosphere Reserve
Arctic National Wildlife Refuge
Beringia lowland tundra
Beringia upland tundra
Cabrillo National Monument
California Coast Ranges Biosphere Reserve
Cape Hatteras National Seashore
Central Korean deciduous forests
Denali Biosphere Reserve
Elkhorn Slough Preserve
Farallon National Wildlife Refuge
Gates of the Arctic National Park
Glacier Bay National Park and Preserve
Glen Canyon National Recreation Area
Golden Gate National Recreation Area
Gwaii Haanas National Park Reserve
Hokkaido deciduous forests
Hokkaido montane conifer forests
Interior Alaska-Yukon lowland taiga
Ivvavik National Park
Japan
Kronotskiy Biosphere Reserve
Manchurian mixed forests
Mount Arrowsmith
Niagara Escarpment Biosphere Reserve
Nihonkai evergreen forests
Nihonkai montane deciduous forests
Noatak Biosphere Reserve
North America
Pacific Rim National Park Reserve
Point Reyes National Seashore
Polar Bear Provincial Park
Pukaskwa National Park
Redwood National Park
Santa Cruz Island Preserve
Santa Monica Mountains National Recreation Area
Sevilleta LTER Site
Southern Korea evergreen forests
Taiheiyo evergreen forests
Taiheiyo montane deciduous forests
Wapusk National Park
Wrangell-St. Elias National Park and Preserve
Yellowstone Biosphere Reserve

Attributes / relations provided by
1del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
2Food web topology and parasites in the pelagic zone of a subarctic lake, Per-Arne Amundsen, Kevin D. Lafferty, Rune Knudsen, Raul Primicerio, Anders Klemetsen and Armand M. Kuris, Journal of Animal Ecology 2009, 78, 563–572