Light plane crash off NSW coast kills one

A person has died after a light plane crash off the NSW far south coast.

An air and sea search is under way for more occupants of the light plane that crashed into the ocean off Barlings Beach, south of Batemans Bay, on Sunday.

Police said a body has been recovered, but no further details are available.

Police aircraft, lifesavers and other emergency personnel are searching waters about 1km off the headland at Tomakin.

Witnesses called police after the light aircraft was seen crashing into the water shortly after 12.15pm.

A spokeswoman for NSW Ambulance earlier told AAP the aircraft had been located, but no bodies had been recovered.

A police spokesperson said the search is ongoing.