This small seabird, about 21–23 cm long, ranges over the tropical Pacific. It breeds in fissures and cavities in salt flats in Peru and Chile.
It is a small pelagic seabird, about 21–23 cm long.
At sea outside breeding, it breeds in fissures and cavities under the surface of salt flats. Several small colonies are known, and breeding timing differs among colonies.
An extinction-risk assessment has not been added yet.