Atlantic Petrel vs Hawaiian Petrel

Pterodroma incerta compared with Pterodroma sandwichensis

Side-by-Side Comparison

Attribute Atlantic Petrel Hawaiian Petrel
Scientific Name Pterodroma incerta Pterodroma sandwichensis
Order Procellariiformes Procellariiformes
Family Procellariidae Procellariidae
Conservation Status Endangered Endangered
Length
Wingspan 63.6 cm (25.0 in) 54.3 cm (21.4 in)
Weight 515.0 g (18.17 oz) 479.5 g (16.91 oz)
Diet -- --
Clutch Size 1 1
Population Trend

Habitat Comparison

Shared Habitats

Atlantic Petrel only

Hawaiian Petrel only

Conservation Status

Endangered

Atlantic Petrel

Endangered

Hawaiian Petrel

About These Birds

Atlantic Petrel

43 cm, wingspan 104 cm. Large; dark brown above with pale belly and dusky breast-band creating hooded appearance. Breeds Tristan da Cunha and Gough Island; ranges into south Atlantic and Indian Ocean. Endangered; threatened by introduced predators and longline fisheries.

Hawaiian Petrel

43 cm. Dark above with white forehead; white below with dark partial collar and carpal bar. Breeds high-elevation burrowing colonies on Hawaiian mountains. Vulnerable; threatened by introduced predators, light attraction, habitat loss. Migrates to northeast Pacific after breeding.

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