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
Muttonbirding on 36 islands, known as the Titi or Muttonbird Islands, around Rakiura (Stewart Island), is managed entirely by Rakiura Māori. There is some evidence that this harvest has been occurring since at least the 17th century. Muttonbird may refer to various seabirds, particularly petrels in the genus "Puffinus", called shearwaters, where the young birds are harvested for food and oil by being extracted by hand from the nesting burrows before they fledge. Some species are: Muttonbirding Muttonbirding is the seasonal harvesting of the chicks of petrels, especially shearwater species, for food, oil and feathers by recreational or commercial hunters. Such