The Southern FulmarFulmarus glacialoides, is a seabird of the Southern Hemisphere. Along with the Northern Fulmar, F. glacialis, it belongs to the fulmar genus Fulmarus in the family Procellariidae, the true petrels. It is also known as the Antarctic Fulmar or Silver-grey Fulmar.
It is largely pale grey above and white below with a distinctive white patch on the wing. It breeds on the coast of Antarctica and on surrounding islands, moving north in winter. It nests in colonies on cliffs, laying a single egg on a ledge or crevice. Its diet includes krill, fish and squid picked from the water's surface.
There are colonies on a number of the islands around Antarctica such as the South Sandwich Islands, South Orkney Islands, South Shetland Islands, Bouvet Island and Peter I Island. The bird also breeds at several sites along the mainland coast of Antarctica.
It is a common species with a population of at least 4 million individuals. About a million pairs breed on the South Sandwich Islands alone.