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Azores (cold-season breeding), Madeira (hot-season breeding), Desertas, Salvage, Canary and Cape Verde is. (n to s Macaronesia, w of n Africa); Berlengas Is. (just w of c Portugal); islands off St. Helena (tropical se Atlantic Ocean), Boatswainbird I. (ju
Nonbreeding Range Subregions
in North Atlantic, to Gulf Stream of temperate nw Atlantic and offshore waters of n Gulf of Mexico, offshore waters of tropical e Atlantic off w, c Africa and in Gulf of Guinea; in North Pacific, seas s, e of Japan, near main Hawaiian Is., and ec Pacific
Canada,Cape Verde,Colombia,Congo,Costa Rica,Ecuador - Galapagos Islands,Ecuador - mainland,Equatorial Guinea,Finland,France, Gabon,Ghana,Japan,Kiribati,Liberia,Marshall Islands,Mauritania,Panama,Portugal,Russia, Saint Helena,Sao Tome and Principe,Senegal,Sierra Leone,Spain,Switzerland,United Kingdom,United States - Hawaii,United States - mainland,