Atlantic Petrel vs Heinroth's Shearwater
Pterodroma incerta compared with Puffinus heinrothi
Side-by-Side Comparison
| Attribute | Atlantic Petrel | Heinroth's Shearwater |
|---|---|---|
| Scientific Name | Pterodroma incerta | Puffinus heinrothi |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Endangered | Vulnerable |
| Length | — | — |
| Wingspan | 63.6 cm (25.0 in) | 35.7 cm (14.1 in) |
| Weight | 515.0 g (18.17 oz) | 82.0 g (2.89 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Endangered
Atlantic Petrel
Vulnerable
Heinroth's 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.
Heinroth's Shearwater
27 cm. Small dark shearwater; all sooty-brown with pale bill. Breeds Solomon Islands and Papua New Guinea. Critically Endangered; extremely poorly known with only a handful of records. Breeding biology almost completely unknown; one of the rarest and least-studied seabirds.