This beaked whale is recorded in cold-temperate seas of the Southern Hemisphere. It has a spindle-shaped body and slender beak, with a bluish-black to dark-purple body and white patches, according to a university species account.
Its body is spindle-shaped, with a rounded head and long slender beak. It is bluish-black to dark purple, with white patches on the underside, between the flippers, on the beak, and in a band around the head.
It occurs in deep oceanic waters of temperate to subantarctic regions. Nearby waters may also be used for feeding and calving.
An extinction-risk assessment has not been added yet.