The Ngari Capes Marine Park is a marine protected area on the lower south west coast of Western Australia, located approximately 250 kilometres (160 mi) south of Perth. The 123,790-hectare (305,900-acre) marine park was gazetted on 12 June 2012 and the park's western and southern boundaries are the limit of coastal waters of Western Australia, abutting the South-west Corner Marine Park located within the Australian Commonwealth exclusive economic zone.