Maps of the birds of the Western Palearctic Region

Puffinus pacificus
Pelagic, breeding on islands in burrows.
Is. of Indian O. off coast of Madagascar, and from Seychelles, Mascarene Is. and Chagos Arch. e to Cocos (Keeling) Is. and is. off coast of sw,s Australia (W. Australia from Dampier Arch. s to Rottnest and Carnac is.; S. Australia on Smith I.); Pacific O. from Pescadores, Bonin and Volcano is. s through Micronesia and Polynesia to se New Guinea (Bavo I.), is. off e Australia (s to New S. Wales), Lord Howe and Norfolk is., and e to Hawaiian Is. and Henderson I.; Revillagigedo Is. (San Benedicto).
Ranges widely at sea through tropical Indian and Pacific oceans.
Vagrant n to c California.

Puffinus gravis
Pelagic, breeding on islands in burrows.
S Atlantic O. in Falkland Is. (Kidney I.) and Tristan da Cunha
(incl. Gough, questionably on Tristan da Cunha I.).
Ranges at sea in Atlantic n to Arctic Circle.

Puffinus griseus
Pelagic, breeding on islands in burrows.
Is. in Australasian region off se Australia (off New S. Wales and se Tasmania), s New Zealand (Foveaux Strait off Stewart I.), Macquarie, Chatham, Antipodes, Campbell, Auckland and Snares is.; s S. America from Tierra del Fuego (Wollaston, Deceit and small is., incl. Falkland Is.)
n to sw Chile (Chiloë). Ranges widely through most of Pacific and Atlantic oceans n to Arctic Circle and Indian O. to se Africa.
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Puffinus puffinus
Pelagic, breeding on islands in burrows, on rocky cliffs, and occasionally inland in mountains.
Is. in N. Atlantic off Newfoundland, Massachusetts (Penikese);
from Iceland (Vestmann Is.), Faroes and Shetland Is. s around British
Isles to w France (Brittany); Azores, Madeira, Canary Is., Balearic Is.
(w Mediterranean Sea), formerly Bermuda. Ranges at sea in Atlantic
from breeding grounds s to Argentina and S. Africa, rarely to Australian and New Zealand region.
Five species are frequently considered conspecific.