Phoenix Petrel vs Balearic Shearwater
Pterodroma alba compared with Puffinus mauretanicus
Side-by-Side Comparison
| Attribute | Phoenix Petrel | Balearic Shearwater |
|---|---|---|
| Scientific Name | Pterodroma alba | Puffinus mauretanicus |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Vulnerable | Critically Endangered |
| Length | — | — |
| Wingspan | 53.2 cm (20.9 in) | 48.4 cm (19.1 in) |
| Weight | 279.0 g (9.84 oz) | 514.8 g (18.16 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Vulnerable
Phoenix Petrel
Critically Endangered
Balearic Shearwater
About These Birds
Phoenix Petrel
35–37 cm. Polymorphic; pale morph pale grey with white underparts; dark morph all brown. Breeds Phoenix and Line Islands, French Polynesia. Ranges widely in tropical Pacific. Near Threatened; introduced predators threaten island colonies. Feeds on squid and fish.
Balearic Shearwater
30–38 cm. Brown above; variably dirty-white to brown below; often shows brown smudging on flanks. Breeds only Balearic Islands, Spain. Critically Endangered with fewer than 3,000 pairs; faces extinction. Migrates to NE Atlantic; threatened by predators, fishing bycatch, and tourist development.