Buller's Shearwater vs Atlantic Petrel
Ardenna bulleri compared with Pterodroma incerta
Side-by-Side Comparison
| Attribute | Buller's Shearwater | Atlantic Petrel |
|---|---|---|
| Scientific Name | Ardenna bulleri | Pterodroma incerta |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Vulnerable | Endangered |
| Length | — | — |
| Wingspan | 55.2 cm (21.7 in) | 63.6 cm (25.0 in) |
| Weight | 388.5 g (13.70 oz) | 515.0 g (18.17 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Vulnerable
Buller's Shearwater
Endangered
Atlantic Petrel
About These Birds
Buller's Shearwater
46–47 cm, wingspan 96–99 cm. Distinctive; dark above with grey-white M-mark on upperwing; white below with grey cap. Breeds only Snares and Poor Knights Islands, New Zealand. Migrates to North Pacific. Near Threatened; feeds on fish and squid; gregarious at sea.
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.