Chatham Islands Shag vs Long-tailed Cormorant

Leucocarbo onslowi compared with Microcarbo africanus

Side-by-Side Comparison

Attribute Chatham Islands Shag Long-tailed Cormorant
Scientific Name Leucocarbo onslowi Microcarbo africanus
Order Suliformes Suliformes
Family Phalacrocoracidae Phalacrocoracidae
Conservation Status Critically Endangered Least Concern
Length
Wingspan 51.8 cm (20.4 in) 39.8 cm (15.7 in)
Weight 2095.0 g (73.90 oz) 557.5 g (19.67 oz)
Diet -- --
Clutch Size 3 2-6
Population Trend

Habitat Comparison

Shared Habitats

Chatham Islands Shag only

None

Long-tailed Cormorant only

Conservation Status

Critically Endangered

Chatham Islands Shag

Least Concern

Long-tailed 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.

Long-tailed Cormorant

50–55 cm. Slim; brown-black with long tail; orange facial skin. Widespread across sub-Saharan Africa and Madagascar in freshwater habitats. Feeds on small fish and amphibians. Gregarious; roosts communally in large trees. One of Africa's commonest freshwater birds.

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