Its plumage ranges from pale to sooty dark, and some forms show a dark band across the chest. It breeds on islands in the southwest Pacific and is reported to take small fish and squid near the sea surface.
Plumage ranges from pale grey or whitish to sooty dark. Described forms include birds with a dark chest band and dark-faced birds with white cheeks and throat.
Food records are limited, but it is reported to take mainly small squid and fish at or near the sea surface.
An extinction-risk assessment has not been added yet.