Henderson Petrel vs Atlantic Petrel
Pterodroma atrata compared with Pterodroma incerta
Side-by-Side Comparison
| Attribute | Henderson Petrel | Atlantic Petrel |
|---|---|---|
| Scientific Name | Pterodroma atrata | Pterodroma incerta |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Endangered | Endangered |
| Length | — | — |
| Wingspan | 59.0 cm (23.2 in) | 63.6 cm (25.0 in) |
| Weight | 320.0 g (11.29 oz) | 515.0 g (18.17 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Endangered
Henderson Petrel
Endangered
Atlantic Petrel
About These Birds
Henderson Petrel
36–38 cm. All-dark gadfly petrel; sooty-brown with slightly paler primary patch below. Breeds Henderson Island (Pitcairn Islands). Endangered; population estimated at 5,000–10,000 pairs but vulnerable to introduced rats. Ranges in South Pacific; feeds at night on squid.
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.