Western coast of southern America, in area of Humboldt Current; breeding grounds northern Peru to central Chile, with non breeders dispersing as far as south-western Ecuador.
 
Population
Estimated population is 1,200,000 (2010).
Peruvian Booby (Sula variegata) [XC727034]
by id from El bajio, Navidad, Chile, Chile (flight call)
Peruvian Booby (Sula variegata) [XC727033]
by Cristian Pinto Fernandez from El bajio - Navidad, Chile (flight call)
Subspecies
Perhaps closely related to Blue-footed Booby (Sula nebouxii), though recent work suggests that they are more different than previously thought.