Buller's Shearwater

Ardenna bulleri (Salvin, 1888)

407 gWeight

Buller's shearwater (Ardenna bulleri) is a Pacific species of seabird in the family Procellariidae; it is also known as the grey-backed shearwater or New Zealand shearwater.

Most records: New Zealand, United States, Australia

Vulnerable

Where and when it's recorded

Buller's Shearwater has been recorded at 46 of the 8,171 birding hotspots we track, in 4 countries and regions.

Records by month Southern Hemisphere

Where it's recorded most

Kaikoura – offshore – Albatross Encounter pelagicNew Zealand3,135 records
Southeast Farallon IslandUnited States2,540 records
Tutukaka To Poor KnightsNew Zealand570 records

More places

Poor Knights Shelf AreaNew Zealand558 records
Eaglehawk Neck Pelagic TripAustralia404 records
Cook Strait FerryNew Zealand294 records
Pt. Pinos – seawatch onlyUnited States290 records
Hauraki Gulf PelagicNew Zealand249 records
Gulf Harbour to Tiritiri Matangi ferryNew Zealand189 records
Tiritiri MatangiNew Zealand137 records

Countries and regions with the most records

New Zealand United States Australia Chile

eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.

About

Buller's shearwater (Ardenna bulleri) is a Pacific species of seabird in the family Procellariidae; it is also known as the grey-backed shearwater or New Zealand shearwater. A member of the black-billed wedge-tailed Thyellodroma group, among the larger shearwaters of the genus Ardenna, it forms a superspecies with the wedge-tailed shearwater (A. pacificus).

Excerpt from Wikipedia, CC BY-SA 4.0 · authors · Read more on Wikipedia

Questions

How big is the Buller's Shearwater?

The Buller's Shearwater weighs around 407 g.

Where does the Buller's Shearwater live?

Its breeding range: Pacific Ocean: Poor Knights Islands (off northeastern North Island, New Zealand). It is most often recorded in New Zealand, United States and Australia.