It is also sometimes known as the Socotran cormorant or , more rarely , as the Socotra shag .
The Socotra cormorant ( Phalacrocorax nigrogularis ) is a threatened species of cormorant that is endemic to the Persian Gulf and the south - east coast of the Arabian Peninsula .
Socotra cormorant is also sometimes known as the Socotran cormorant or , more rarely , as the Socotra shag .
The Socotra cormorant ( Phalacrocorax nigrogularis ) is a threatened species of cormorant that is endemic to the Persian Gulf and the south - east coast of the Arabian Peninsula .