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Bulwer's Petrel - BirdForum Opus

Photo © by Dave 2x
Pengjia, Taiwan, September 2017
Bulweria bulwerii


Photo © by Yeray
Selvagem Islands, Madeira, August 2014

26–29 cm (10¼-11½ in); long tail and wings

  • Dark brown plumage
  • Pale diagonal bars across secondary coverts
  • Long pointed tail
  • Hooked black bill
  • Black legs and feet


Azores to Cape Verde Islands, Johnston and north-western Hawaiian islands.


This is a monotypic species[1].


Pelagic; breeds in rocky holes or under thick vegetation.


Nocturnal. Flies low over the sea.


The diet consists of plankton, squid and small fish which are picked from the surface in flight.


  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2017. The eBird/Clements checklist of birds of the world: v2017, with updates to August 2017. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. BTO Web
  3. Whatbird
  4. Handbook of the Birds of the World Alive (retrieved Sept 2017)

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