Chatham Islands Shag vs Spotted Shag

Leucocarbo onslowi compared with Phalacrocorax punctatus

Side-by-Side Comparison

Attribute Chatham Islands Shag Spotted Shag
Scientific Name Leucocarbo onslowi Phalacrocorax punctatus
Order Suliformes Suliformes
Family Phalacrocoracidae Phalacrocoracidae
Conservation Status Critically Endangered Least Concern
Length
Wingspan 51.8 cm (20.4 in) 48.2 cm (19.0 in)
Weight 2095.0 g (73.90 oz) 1211.6666666666667 g (42.74 oz)
Diet -- --
Clutch Size 3 2-4
Population Trend

Habitat Comparison

Shared Habitats

Chatham Islands Shag only

None

Spotted Shag only

None

Conservation Status

Critically Endangered

Chatham Islands Shag

Least Concern

Spotted Shag

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.

Spotted Shag

70 cm. Spotted brown and white upperparts in breeding; pale below; blue orbital ring; yellow feet. Endemic to New Zealand coast and offshore islands. Feeds on fish and invertebrates in coastal kelp beds. Near Threatened; nests on cliff ledges.

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