Imperial Shag Phalacrocorax atriceps
(aka Imperial Cormorant, Blue-eyed Cormorant, King Cormorant)

Chilean name: Cormorán imperial

Imperial Shag, Chiloe, Chile, December 2005 - click for larger image Chile
December 2005

The Imperial Shag is distributed around the Pacific and Atlantic coasts of the southern tip of South America as well as in the Falklands.

Imperial Shag, Chiloe, Chile, December 2005 - click for larger image Following The HBW and Birdlife International Checklist there are seven sub-species, all of which were treated as separate species in the recent past.
Imperial Shag, Chiloe, Chile, December 2005 - click for larger image The 3rd photo shows the nominate sub-species with the white of the throat extending above the level of the mouth while the 4th photo shows P. a. albiventer with less extensive white on the face. Another difference is that the nominate sub-species has a white patch on its back while breeding as seen in photo 2 which does not occur in P. a. albiventer.
Imperial Shag, Tierra del Fuego, Chile, December 2005 - click for larger image
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