Great Barrier Reef is a nature documentary series exploring the wildlife of the eponymous coral reef off Australia's coast. It was presented by Monty Halls and co-produced by the BBC Natural History Unit, Discovery Channel and Digital Dimensions. The series was broadcast in three parts in the United Kingdom, where it premiered in January 2012 on BBC Two and the BBC HD channel. In the US it aired as a two-hour special on Animal Planet on 9 September 2012.Great Barrier Reef documents the ecosystem and marine life of the coral reef itself, along with the plants and animals on islands and the Australian mainland which owe their existence to the presence of the reef.