Chatham Islands Shag vs Red-legged Cormorant

Leucocarbo onslowi compared with Poikilocarbo gaimardi

Side-by-Side Comparison

Attribute Chatham Islands Shag Red-legged Cormorant
Scientific Name Leucocarbo onslowi Poikilocarbo gaimardi
Order Suliformes Suliformes
Family Phalacrocoracidae Phalacrocoracidae
Conservation Status Critically Endangered Near Threatened
Length
Wingspan 51.8 cm (20.4 in) 49.3 cm (19.4 in)
Weight 2095.0 g (73.90 oz) 1416.6666666666667 g (49.97 oz)
Diet -- --
Clutch Size 3 3-4
Population Trend

Habitat Comparison

Shared Habitats

Chatham Islands Shag only

None

Red-legged Cormorant only

None

Conservation Status

Critically Endangered

Chatham Islands Shag

Near Threatened

Red-legged 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.

Red-legged Cormorant

71–76 cm. Slender; grey body; red legs; spotted white scapulars; red facial skin; yellow bill. Coastal endemic of western South America (Peru, Chile). Near Threatened; restricted to rocky coasts with Humboldt Current upwelling. Feeds on fish by diving in cold, productive inshore waters.

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