Why come to Peru?
They come because find food in the Peruvian sea, consisting of fishes, squids and other small animals. The quantity of food in the sea varies over the year because of that albatrosses and petrels have to travel large distances to find food zones of. For example the Grey-headed Albatross and the Southern Giant Petrel, travel by the coasts of Argentina, Chile, Peru, South Africa, Australia and New Zealand.
Anchovy, food of the Wedge-rumped Storm-petrel.