Family Petrels, Shearwaters (Procellariidae)
Vulnerable
Buller's Shearwater (Ardenna bulleri)
Taxonomy
French: Puffin de Buller German: Graumantel-Sturmtaucher Spanish: Pardela dorsigrís
Taxonomy:
Puffinus bulleri
Salvin
, 1888,New Zealand
.Distribution:
Temperate Pacific Ocean, breeding on islands off N New Zealand: Poor Knights, Simmonds (Motu Puruhi) and perhaps Three Kings#R.
Descriptive notes
42–47 cm; 278–499 g; wingspan 96–107 cm. Distinctive large, long-tailed, shearwater with boldly patterned upperparts and white underparts. Cap dark... read more
Voice
High-pitched and far-carrying wailing, screaming or howling calls given both in flight and on... read more
Habitat
Marine and pelagic, showing marked preference for waters around Subtropical Convergence. Nests on... read more
Food and feeding
Mostly fish, squid and crustaceans (especially Nyctiphanes australis), with the first- and last-named being most important in the... read more
Breeding
First arrival at colonies around 10 Sept and breeding sites virtually fully occupied with c. 1 week, followed by pre-laying exodus lasting... read more
Movements
Transequatorial migrant. During breeding season, species is concentrated N of Subtropical... read more
Status and conservation
VULNERABLE. Total population estimated at 2,500,000 birds in 1981, when c. 200,000 pairs were breeding on Aorangi I (Poor Knight Is); also known to breed on Tawhiti Rahi and... read more
Closely related to A. pacifica. Monotypic.