Species: Puffinus bulleri
Buller's Shearwater
Species
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Encyclopedia of Puget Sound
Classification
Kingdom
Animalia
Phylum
Craniata
Class
Aves
Order
Procellariiformes
Family
Procellariidae
Genus
Puffinus
NatureServe
Classification
Other Global Common Names
Fardela de Dorso Gris - Gray-backed Shearwater - New Zealand Shearwater - Puffin de Buller
Informal Taxonomy
Animals, Vertebrates - Birds - Other Birds
Formal Taxonomy
Animalia - Craniata - Aves - Procellariiformes - Procellariidae - Puffinus
Ecology and Life History
Short General Description
A gray and white seabird (shearwater) with a wingspan of about 102 cm.
Migration
false - false - true - This species usually is seen off the west coast of North America during southward migration. It is a rare passage migrant in the central tropical Pacific, recorded at sea near Hawaii mainly in April and August-November (Pratt et al. 1987). It arrives in New Zealand coastal waters in September and almost all depart by the end of May (Jenkins 1988).
Non-migrant
false
Locally Migrant
false
Food Comments
Diet includes fishes (e.g., Pacific saury), squids and crustaceans obtained at or near the surface of the water..
Reproduction Comments
Egg laying occurs mostly in late November. Clutch size is 1.
Length
41
Weight
380
Conservation Status
NatureServe Global Status Rank
G3
Global Status Last Reviewed
2009-05-06
Global Status Last Changed
1997-02-05
Other Status
VU - Vulnerable
Distribution
Conservation Status Map
<img src="http://www.natureserve.org/explorer/servlet/GetMapGif?CA.BC=__&US.AK=__&US.OR=__&US.WA=__" alt="Conservation Status Map" style="width: 475px; height: auto;" />
Global Range
A - <100 square km (less than about 40 square miles) - A - Breeding occurs on the Poor Knights Islands near North Island, New Zealand. One pair was found breeding on the Simmonds Islands (north of New Zealand) in the 1980s. In the nonbreeding season, this species occurs on the Pacific Ocean off the west coast of North America from the Gulf of Alaska to Baja California; near the Hawaiian Islands and Galapagos Islands; off the Kuriles; and off the western coast of South America from Ecuador to Chile (AOU 1998); and to southward to Australian waters (Sibley and Monroe 1990). In North America, it most common from Washington to central California; rarer north and south along the west coast (National Geographic Society 1983).<br><br>Coded range extent refers to the terrestrial nesting range. The total area of the Poor Knights Islands is around 24 square kilometers.
Global Range Code
A
Global Range Description
<100 square km (less than about 40 square miles)