Barolo shearwater a distinct species (Sangster et al. 2005), as has "Clements Checklist". The American Ornithologists' Union followed in 2013. Features that distinguish the Barolo shearwater from the Manx shearwater and other North Atlantic "Puffinus" species include the pale face, silvery panel in the upperwings, shorter more rounded wings, and blue feet. As well as the pale face with the darkly contrasting eye. The Baraolo shearwater occurs in the Macaronesian Islands and breeds on the Azores, Desertas, Selvagens and Canary islands. The largest colony, of 1400 pairs, occurs on the Selvagen Islands. The Barolo shearwater feeds in the upper 15m of the
Tropical shearwater subspecies thought to number 3,000–5,000 pairs on Réunion and fewer than 100 individuals on Europa (reviewed by Brooke 2004), though it is thought there are many more breeding colonies on other islands in the Pacific. The population seems to be stable. Tropical shearwater The tropical shearwater ("Puffinus bailloni") is a seabird in the family Procellariidae formerly considered conspecific with Audubon's shearwater ("Puffinus lherminieri"). There are five listed subspecies of the tropical shearwater: The tropical shearwater is found in the tropical parts of the western Indian Ocean from east Africa to southern India and in similar regions of the Pacific from