Photos of Phalacrocorax atriceps, Imperial shag (also known as Blue-eyed shag); Phalacrocorax atriceps georgianus, South Georgia shag; Phalacrocorax auritus, Double-crested cormorant; Phalacrocorax harrisi, Flightless cormorant; and Phalacrocorax penicillatus, Brandt's cormorant