Peruvian Diving-petrel vs Balearic Shearwater
Pelecanoides garnotii compared with Puffinus mauretanicus
Side-by-Side Comparison
| Attribute | Peruvian Diving-petrel | Balearic Shearwater |
|---|---|---|
| Scientific Name | Pelecanoides garnotii | Puffinus mauretanicus |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Near Threatened | Critically Endangered |
| Length | — | — |
| Wingspan | 26.8 cm (10.6 in) | 48.4 cm (19.1 in) |
| Weight | 193.0 g (6.81 oz) | 514.8 g (18.16 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Near Threatened
Peruvian Diving-petrel
Critically Endangered
Balearic Shearwater
About These Birds
Peruvian Diving-petrel
22–24 cm. Small, stocky diving seabird; dark above, white below. Breeds coastal Peru and Chile; non-migratory. Uses wings to 'fly' underwater like alcids; feeds on anchovy and krill in the Humboldt Current. Endangered; highly vulnerable to El Niño events and guano harvesting disturbance.
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.