Atlantic Petrel vs Subantarctic Shearwater
Pterodroma incerta compared with Puffinus elegans
Side-by-Side Comparison
| Attribute | Atlantic Petrel | Subantarctic Shearwater |
|---|---|---|
| Scientific Name | Pterodroma incerta | Puffinus elegans |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Endangered | Least Concern |
| Length | — | — |
| Wingspan | 63.6 cm (25.0 in) | 36.8 cm (14.5 in) |
| Weight | 515.0 g (18.17 oz) | 222.5 g (7.85 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Endangered
Atlantic Petrel
Least Concern
Subantarctic Shearwater
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.
Subantarctic Shearwater
27–30 cm. Dark above; white below with clean sharp borders; slightly larger than related small shearwaters. Breeds subantarctic islands (Tristan da Cunha, Gough, St. Paul). Ranges in subantarctic Southern Ocean. Separated from Little Shearwater by range and subtle differences.