Adult imperial shags (Phalacrocorax atriceps) on rusting shipwreck on New Island, West Falkland Islands, UK Overseas Protectorate, South America

Adult blue-eyed shag, Leucocarbo atriceps, gathering nesting material at Ocean Harbour, South Georgia Island, Atlantic Ocean

An Antarctic blue-eyed shag (Leucocarbo bransfieldensis), sits atop a rock in the Antarctic peninsula, Antarctica, Polar Regions

Blue-eyed shag (blue-eyed cormorant) (Antarctic cormorant) (Phalacrocorax atriceps) taking off from the water, Paulete Island, Antarctic Peninsula, Antarctica, Polar Regions

Blue-eyed shag or blue-eyed cormorant or Antarctic cormorant (Phalacrocorax atriceps) swimming, Paulete Island, Antarctic Peninsula, Antarctica, Polar Regions

Blue-eyed shag or blue-eyed cormorant or Antarctic cormorant (Phalacrocorax atriceps) taking off from the water, Paulete Island, Antarctic Peninsula, Antarctica, Polar Regions

Blue-eyed shag or blue-eyed cormorant or Antarctic cormorant (Phalacrocorax atriceps) drying its wings, Paulete Island, Antarctic Peninsula, Antarctica, Polar Regions

King cormorant (phalacrocorax atriceps) also known as imperial cormorant or blue-eyed shag, falkland islands, close-up of head showing blue eye ring

King cormorant (phalacrocorax atriceps) also known as cormorant or blue-eyed shag, falkland islands, adult gathering nesting in its beak.

Blue-eyed Shags on the wreck of the 'Bayard' Ocean Harbour South Georgia

Wreck of the Bayard in Ocean Harbour a whaling station in South Georgia, with a colony of South Georgia Shag (Phalacrocorax georgianus). Antarctica, Subantarctica, South Georgia, October

Wreck of the Bayard in Ocean Harbour a whaling station in South Georgia, with a colony of South Georgia Shag (Phalacrocorax georgianus). Antarctica, Subantarctica, South Georgia, October

Landing in a huge colony. Imperial Shag also called King Shag, blue-eyed Shag, blue-eyed Cormorant (Phalacrocorax atriceps or Leucarbo atriceps). South America, Falkland Islands, January

Gathering of nesting material. Imperial Shag also called King Shag, blue-eyed Shag, blue-eyed Cormorant (Phalacrocorax atriceps or Leucarbo atriceps). South America, Falkland Islands, January

Gathering of nesting material. Imperial Shag also called King Shag, blue-eyed Shag, blue-eyed Cormorant (Phalacrocorax atriceps or Leucarbo atriceps). South America, Falkland Islands, January

Imperial Shag also called King Shag, blue-eyed Shag, blue-eyed Cormorant (Phalacrocorax atriceps or Leucarbo atriceps). South America, Falkland Islands, January

Feeding of chicks. Imperial Shag also called King Shag, blue-eyed Shag, blue-eyed Cormorant (Phalacrocorax atriceps or Leucarbo atriceps). South America, Falkland Islands, January

Landing in a huge colony. Imperial Shag also called King Shag, blue-eyed Shag, blue-eyed Cormorant (Phalacrocorax atriceps or Leucarbo atriceps). South America, Falkland Islands, January

Imperial Shag also called King Shag, blue-eyed Shag, blue-eyed Cormorant (Phalacrocorax atriceps or Leucarbo atriceps) in a huge rookery. South America, Falkland Islands, January