Chatham Islands Shag vs Pygmy Cormorant

Leucocarbo onslowi compared with Microcarbo pygmaeus

Side-by-Side Comparison

Attribute Chatham Islands Shag Pygmy Cormorant
Scientific Name Leucocarbo onslowi Microcarbo pygmaeus
Order Suliformes Suliformes
Family Phalacrocoracidae Phalacrocoracidae
Conservation Status Critically Endangered Least Concern
Length
Wingspan 51.8 cm (20.4 in) 40.2 cm (15.8 in)
Weight 2095.0 g (73.90 oz) 693.3333333333334 g (24.46 oz)
Diet -- --
Clutch Size 3 2-8
Population Trend

Habitat Comparison

Shared Habitats

Chatham Islands Shag only

None

Pygmy Cormorant only

Conservation Status

Critically Endangered

Chatham Islands Shag

Least Concern

Pygmy Cormorant

About These Birds

Chatham Islands Shag

63 cm. Black and white; orange-red caruncles at bill base. Endemic to Chatham Islands, New Zealand. Critically Endangered; total population fewer than 1,000 birds. Restricted to a few Chatham Islands colonies; feeds on fish and invertebrates in surrounding coastal waters.

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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