The South Georgia Diving Petrel is a diving seabird with dark upperparts and a white underside. It is thought to remain near its breeding colonies, although its at-sea range is not well known.
It is dark to black above and white below, with short rounded wings and a short black bill.
It feeds mainly on marine crustaceans, with some small fish and cephalopods.
An extinction-risk assessment has not been added yet.