Audubon's Shearwater vs Balearic Shearwater
Puffinus lherminieri compared with Puffinus mauretanicus
Side-by-Side Comparison
| Attribute | Audubon's Shearwater | Balearic Shearwater |
|---|---|---|
| Scientific Name | Puffinus lherminieri | Puffinus mauretanicus |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Least Concern | Critically Endangered |
| Length | — | — |
| Wingspan | 37.1 cm (14.6 in) | 48.4 cm (19.1 in) |
| Weight | 209.0 g (7.37 oz) | 514.8 g (18.16 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Least Concern
Audubon's Shearwater
Critically Endangered
Balearic Shearwater
About These Birds
Audubon's Shearwater
27–33 cm. Small; dark brown above; white below with clean-cut pattern. Breeds Caribbean, tropical Atlantic, Pacific, and Indian Ocean islands. Wide geographic range with multiple subspecies. Feeds on fish; breeds in burrows on oceanic islands; Near Threatened.
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.