Neotropic Cormorant Taken in Gilbert, AZ using a Canon Powershot SX40HS Smaller than the Double-crested Cormorant by 6in, Neotropics are also slender in built. Often see on inland freshwater lakes and sheltered coastal waters in Texas, New Mexico, & Arizona. Neotropics occasionally dive on prey, mostly fish and crustaceans, from the air or a perch.
VOICE Nesting bird gives pig-like croaks and low, squabbling noises
Unlike other cormorants, the Neotropic Cormorant can often be seen perching on wires.
The northern populations are often called Mexican or Olivaceous Cormorants, and many authors treat these as a separate species, P. olivaceus.
Those who say the entire population is a single species treat the northern birds as a subspecies Phalacrocorax brasilianus mexicanus and the southern birds as subspecies P. b. brasilianus.
A group of cormorants has many collective nouns, including a “flight”, “gulp”, “rookery”, “sunning”, and “swim” of cormorants.