A large raptor with a white head, rump, and underparts and dark grey back and wings. It flies near coasts and other waters and feeds largely on aquatic animals.
Adults have a white head, rump, and underparts, with dark grey back and wings. Juveniles are brown and take about four years to acquire adult-like plumage.
It mainly catches aquatic animals such as fish, turtles, and sea snakes, but may also take birds and mammals or eat carrion. It forages alone, in pairs, or in family groups.
An extinction-risk assessment has not been added yet.