Sooty Shearwater vs Atlantic Petrel
Ardenna grisea compared with Pterodroma incerta
Side-by-Side Comparison
| Attribute | Sooty Shearwater | Atlantic Petrel |
|---|---|---|
| Scientific Name | Ardenna grisea | Pterodroma incerta |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Near Threatened | Endangered |
| Length | — | — |
| Wingspan | 59.1 cm (23.3 in) | 63.6 cm (25.0 in) |
| Weight | 814.0 g (28.71 oz) | 515.0 g (18.17 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Near Threatened
Sooty Shearwater
Endangered
Atlantic Petrel
About These Birds
Sooty Shearwater
40–51 cm, wingspan 94–110 cm. All dark sooty-brown with silvery-white underwing flash. Breeds New Zealand and southern South America; undertakes one of the longest migrations of any animal to North Pacific and Atlantic. Feeds on fish, squid, and krill. Near Threatened; millions estimated.
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.