Guanay Cormorant (Phalacrocorax bougainvillii)

Order: Pelecaniformes | Family: Phalacrocoracidae  | IUCN Status: Least Concern

guanay_cormorant
Age: Adults | Sex: Unknown | Loc. Pisco, Peru

guanay_cormorant
Age: Adults | Sex: Unknown | Loc. Pisco, Peru

guanay_cormorant
Age: Adults | Sex: Unknown | Loc. Pisco, Peru

guanay_cormorant
Age: Adults | Sex: Unknown | Loc. Pisco, Peru


Identification & Behavior: ~78 cm (31 in). The Guanay Cormorant has black upperparts including the head and pure white underparts. It has a varying amount of bare red skin around the eyes, which becomes brighter during the breeding season. Juveniles are a dull version of the adults. The Guanay Cormorant is frequently seen in large flocks going to or coming from feeding grounds. Also, see Neotropic Cormorant and Red-legged Cormorant.

Status: The Guanay Cormorant was formerly abundant. Its population declined as a result of commercial over-fishing; although it is still common. Its main breeding colonies are mostly in Peru and Northern Chile. During the non-breeding season, it spreads further south to Chile and north to Ecuador. It also occurs in Co, Ec, and Ch.

Name in Spanish: Cormorán Guanay.

Sub-species: Guanay Cormorant (Phalacrocorax bougainvillii) Lesson, 1837.

Meaning of Name:  Phalacrocorax: Gr. Phalakrokorax=  loon, cormorant. bougainvillii: After Philippe Potentien Baron de Bougainville, a French mathematician, astronomer, and hydrographer who did work in Peru.

See more of the Family Phalacrocoracidae peru aves

Distribution Map
Guanay CormorantVoice:
Usually silent away from the nest site. Guttural, hissing and grunting conversational notes at the nest site.


References:

    • Species range based on: Schulenberg, T. S., D. F. Stotz, and L. Rico. 2006. Distribution maps of the birds of Peru, version 1.0. Environment, Culture & Conservation (ECCo), The Field Museum. http://fm2.fieldmuseum.org/uw_test/birdsofperu on 10/18/2014.