Guanay Cormorant vs Bank Cormorant

Leucocarbo bougainvilliorum compared with Phalacrocorax neglectus

Side-by-Side Comparison

Attribute Guanay Cormorant Bank Cormorant
Scientific Name Leucocarbo bougainvilliorum Phalacrocorax neglectus
Order Suliformes Suliformes
Family Phalacrocoracidae Phalacrocoracidae
Conservation Status Near Threatened Endangered
Length
Wingspan 58.6 cm (23.1 in) 52.2 cm (20.6 in)
Weight 2280.5 g (80.44 oz) 1930.0 g (68.08 oz)
Diet -- --
Clutch Size 2-3 1-3
Population Trend

Habitat Comparison

Shared Habitats

Guanay Cormorant only

None

Bank Cormorant only

None

Conservation Status

Near Threatened

Guanay Cormorant

Endangered

Bank Cormorant

About These Birds

Guanay Cormorant

76 cm. Black above; white underparts; black facial skin; yellow bill. Breeds Peruvian and Chilean coast; one of the most abundant South American seabirds. Feeds on anchovy in Humboldt Current. Produces massive guano deposits; colonies of millions historically. Near Threatened; sensitive to El Niño.

Bank Cormorant

76 cm. Dark sooty-brown; bare-faced; yellow at gape. Endemic to South Africa and Namibia coast; Near Threatened. Breeds on rocky islands and coastal cliffs. Feeds on fish in the cold Benguela upwelling. Does not venture far from breeding colonies; very restricted coastal range.

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