Guanay Cormorant vs Pygmy Cormorant

Leucocarbo bougainvilliorum compared with Microcarbo pygmaeus

Side-by-Side Comparison

Attribute Guanay Cormorant Pygmy Cormorant
Scientific Name Leucocarbo bougainvilliorum Microcarbo pygmaeus
Order Suliformes Suliformes
Family Phalacrocoracidae Phalacrocoracidae
Conservation Status Near Threatened Least Concern
Length
Wingspan 58.6 cm (23.1 in) 40.2 cm (15.8 in)
Weight 2280.5 g (80.44 oz) 693.3333333333334 g (24.46 oz)
Diet -- --
Clutch Size 2-3 2-8
Population Trend

Habitat Comparison

Shared Habitats

Guanay Cormorant only

None

Pygmy Cormorant only

Conservation Status

Near Threatened

Guanay Cormorant

Least Concern

Pygmy 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.

Pygmy Cormorant

45–55 cm. Small; dark brown with chestnut head and neck in breeding; pale yellow throat. Resident across eastern Europe, Middle East, and Central Asia in freshwater lakes and rivers. Vulnerable; declining due to wetland degradation. Feeds on small fish by diving.

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