This seabird occurs along the Pacific coast from Peru to Chile. Adults have dark backs and white underparts, while juveniles are browner. It mainly eats anchoveta, but its diet varies with latitude.
Adults have bluish-black backs and wings, a white throat and belly, pink feet, and red bare skin around the eye. The long, slender black bill ends in a hook. Juveniles are brown with a brownish-white breast and a pale bill and eye surround.
Anchoveta is its main food, but the mix of fish in its diet varies with latitude.
An extinction-risk assessment has not been added yet.