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Side-by-Side Comparison

Attribute	Chatham Islands Shag	Bank Cormorant
Scientific Name	Leucocarbo onslowi	Phalacrocorax neglectus
Order	Suliformes	Suliformes
Family	Phalacrocoracidae	Phalacrocoracidae
Conservation Status	Critically Endangered	Endangered
Length	—	—
Wingspan	51.8 cm (20.4 in)	52.2 cm (20.6 in)
Weight	2095.0 g (73.90 oz)	1930.0 g (68.08 oz)
Diet	--	--
Clutch Size	3	1-3
Population Trend	—	—

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Habitat Comparison

Shared Habitats

🏖️ Coastal

Chatham Islands Shag only

None

Bank Cormorant only

None

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Conservation Status

Critically Endangered

Chatham Islands Shag

Endangered

Bank Cormorant

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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.

Bank Cormorant

76 cm. Dark sooty-brown; bare-faced; yellow at gape. Endemic to South Africa and Namibia coast; Near Threatened. Breeds on rocky islands and coastal cliffs. Feeds on fish in the cold Benguela upwelling. Does not venture far from breeding colonies; very restricted coastal range.

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Antarctic Shag Leucocarbo bransfieldensis Auckland Islands Shag Leucocarbo colensoi Black-faced Cormorant Phalacrocorax fuscescens Bounty Islands Shag Leucocarbo ranfurlyi All Phalacrocoracidae birds →

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