Distribution in the Americas
Resident along the coasts of Argentina, Chile and the Islas Malvinas (Falkland Islands). In Argentina its distribution extends from Tierra del Fuego (Ushuaia) north to Punta León (Chubut). In Chile it breeds from Diego Ramirez Islands north to Santa María Island.
Distribution outside the Americas
Endemic to South America.
Breeds on coastal areas and islands. Breeding occurs on flat platforms and also on cliffs or rocky islets and stacks. Roosting sites include sandy and boulder-strewn beaches. During the breeding season it forages primarily 25 km from nest site, but may range up to 50 km in search of food.