Fulmar Prion vs Heinroth's Shearwater
Pachyptila crassirostris compared with Puffinus heinrothi
Side-by-Side Comparison
| Attribute | Fulmar Prion | Heinroth's Shearwater |
|---|---|---|
| Scientific Name | Pachyptila crassirostris | Puffinus heinrothi |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Least Concern | Vulnerable |
| Length | — | — |
| Wingspan | 36.4 cm (14.3 in) | 35.7 cm (14.1 in) |
| Weight | 142.83333333333334 g (5.04 oz) | 82.0 g (2.89 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Least Concern
Fulmar Prion
Vulnerable
Heinroth's Shearwater
About These Birds
Fulmar Prion
26–28 cm. Intermediate-sized prion with a thick, fulmar-like bill; pale grey above with dark wing pattern. Breeds Bounty, Snares, and Heard islands. Resembles Broad-billed but has heavier bill base. Feeds on crustaceans; overlaps broadly with other prions at sea.
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.