Diet Overlap

Gavia stellata (Red-throated Loon)
Phoca vitulina (Harbor Seal)

Common Diet

Clupea harengus (Yawling)
Gadus morhua (rock cod)

Common Habitat

Assateague Island National Seashore
Auyuittuq National Park
Berwickshire and North Northumberland Coast
Bombay Hook National Wildlife Refuge
Borkum-Riffgrund
Cabrillo National Monument
California Coast Ranges Biosphere Reserve
Cape Breton Highlands National Park
Cape Cod National Seashore
Cape Hatteras National Seashore
Channel Islands National Marine Sanctuary
Channel Islands National Park
Dornoch Firth and Morrich More
Elkhorn Slough Preserve
Farallon National Wildlife Refuge
Fehmarnbelt
Flamborough Head
Forillon National Park
Gateway National Recreation Area
Glacier Bay National Park and Preserve
Gwaii Haanas National Park Reserve
Humber Estuary
Isle of Rum National Nature Reserve
Japan
Kejimkujik Seaside Adjunct
Kouchibouguac National Park
Kronotskiy Biosphere Reserve
Mingan Archipelago National Park Reserve
Moray Firth
Mount Arrowsmith
North America
North Norfolk Coast
North Northumberland Dunes
Pacific Rim National Park Reserve
Point Reyes National Seashore
Prince Edward Island National Park
Redwood National Park
Reserve de la Biosphere d'Iroise
Ronas Hill – North Roe
Rum
Saguenay - St. Lawrence Marine Park
SBZ 1 / ZPS 1
SBZ 2 / ZPS 2
Sefton Coast
Sirmilik National Park
Solent Maritime
SPA Östliche Deutsche Bucht
Sydlige Nordsø
Sylter Außenriff
The Wash and North Norfolk Coast
Ukkusiksalik National Park
Waddensea Area
Waddensea of Schleswig-Holstein
Wapusk National Park
Wrangell-St. Elias National Park and Preserve

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.
♦ 2The harbour seal Phoca vitulina as a predator in the Skagerrak. Haerkoenen, T | Heide-Joergensen, M-P, Ophelia. Vol. 34, no. 3, pp. 191-207 1991