The Northern Territory Police Force holds concerns for the welfare of 15-year-old boy, Christopher, who was last seen within the vicinity of the Berry Springs Reserve swimming area this afternoon.

He was last seen wearing a white t-shirt, Chicago Bulls shorts and no shoes as pictured.

He is of Asian appearance and medium build and may not be receptive to being approached.

Police are urging anyone who may know of his whereabouts or who may have seen him to make contact on 131 444.