Atlantic Petrel vs Antarctic Petrel
Pterodroma incerta compared with Thalassoica antarctica
Side-by-Side Comparison
| Attribute | Atlantic Petrel | Antarctic Petrel |
|---|---|---|
| Scientific Name | Pterodroma incerta | Thalassoica antarctica |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Endangered | Least Concern |
| Length | — | — |
| Wingspan | 63.6 cm (25.0 in) | 59.2 cm (23.3 in) |
| Weight | 515.0 g (18.17 oz) | 658.3333333333334 g (23.22 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Endangered
Atlantic Petrel
Least Concern
Antarctic 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.
Antarctic Petrel
40–46 cm, wingspan 100–110 cm. Striking chocolate-brown and white pattern; only member of its genus. Breeds solely in Antarctica on cliff ledges; among the most southerly-nesting birds. Feeds on fish and krill beneath pack ice. Returns to colonies in October; one of the most abundant Antarctic seabirds.