Shek Ngau ChauShek Ngau Chau is an uninhabited island of Hong Kong within Tai Po District. It has an area of and is located in Mirs Bay, in the north-east of the New Territories.BuildingsThe island features a light beacon, a pier, a one-storey hut and stairs to the peak. They were built by the Marine Department as aids to navigation.ConservationThe island is the most important breeding ground for terns in Hong Kong. It was designated as a Site of Special Scientific Interest in 2005.