Practically all the islands of El Hierro, La Palma, La Gomera, Tenerife, Gran Canaria, Fuerteventura (including Lobos), Lanzarote, and the Chinijo archipelago (Graciosa, Montaña Clara, Alegranza and Roque del Este).

It nests both on the coast and inland, often in inaccessible places, and visits the colonies at night. After the reproduction it leaves the waters of the archipelago, migrating mainly to the South American coasts of Brazil, Uruguay and Argentina. Non-breeding birds are dispersed throughout the Atlantic, from the Bay of Biscay and Great Britain to the eastern shores of the Americas. (Martín & Lorenzo, 2001)