This petrel has a bulky body and long pointed wings, with plumage ranging from pale to wholly dark. It breeds on islands including those in the South Pacific and ranges widely at sea.
It has a bulky body, long pointed wings, and a short squared-off tail. Plumage ranges from pale heads and underparts to wholly dark birds, and the wings show white flashes near the tips.
At breeding sites, it nests on the ground beneath vegetation or in rock crevices. At sea it ranges widely in subtropical waters, and some birds move to the North Pacific after breeding.
An extinction-risk assessment has not been added yet.