Northern Territory Police are appealing for any information that may assist in locating a Victorian tourist believed missing in Nitmiluk National Park.

An extensive search is currently underway for Daymon Ness, 30, from Melbourne. Mr Ness had been travelling alone and arrived Katherine from Darwin by hire car on Monday 19 October.

Mr Ness arrived at the Nitmiluk National Park sometime after 1pm on Tuesday 20 October 2020; police believe he was alone at the time. Police believe Mr Ness went for a walk on one of the Nitmiluk trails however he did not return.

Police together with Parks and Wildlife staff are currently searching the national park.

Mr Ness is described as a Caucasian male, thin build, 185–190cm tall, dark brown hair, hazel eyes and was last seen wearing a black top, green/grey pants and red shoes.

Police are appealing to anyone who may have seen Mr Ness or knows of his whereabouts to contact them on 131 444 or Crime Stoppers on 1800 333 000 and quote reference 9458035.