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Side-by-Side Comparison

Attribut	Grey-faced Petrel	Balearic Shearwater
Nom scientifique	Pterodroma gouldi	Puffinus mauretanicus
Ordre	Procellariiformes	Procellariiformes
Famille	Procellariidae	Procellariidae
Statut de conservation	Least Concern	Critically Endangered
Longueur	—	—
Envergure	62,6 cm (24.6 in)	48,4 cm (19.1 in)
Poids	632,0 g (22.29 oz)	514,8 g (18.16 oz)
Régime alimentaire	--	--
Taille de la couvée	1	1
Population Trend	—	—

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Habitat Comparison

Habitats partagés

Aucun(e)

Grey-faced Petrel only

Aucun(e)

Balearic Shearwater only

🏖️ Coastal

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Statut de conservation

Least Concern

Grey-faced Petrel

Critically Endangered

Balearic Shearwater

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About These Birds

Grey-faced Petrel

43 cm, wingspan 100–105 cm. Dark brown above with grey-brown face; paler underbody. Closely related to Kerguelen and Great-winged petrels. Breeds on rocky islands off northern New Zealand. Ranges in southwestern Pacific; feeds on squid and fish; visits colonies only at night.

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.

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