Lord Howe boobook of the steamship SS "Makambo", and several of Lord Howe's endemic birds disappeared during the next few years. The endemic boobook may have been extirpated by rat predation, owl predation or owl competition, and the calls heard until the 1950s may have come from either the endemic or the introduced boobook subspecies, or both. There are specimens of the Lord Howe boobook in the Australian Museum. Lord Howe boobook The Lord Howe boobook ("Ninox novaeseelandiae albaria"), also known as the Lord Howe morepork, was a bird in the true owl family endemic to Lord Howe Island in the Tasman Sea,
Southern boobook August to October in Queensland, from September to November in New South Wales and southern Western Australia, July to September in central and northern Western Australia, in October and November in Victoria, and in September to December in South Australia. The southern boobook nests in holes in trees between 1 and 20 m (3–70 ft) above the ground. The holes are generally vertical, and mostly in eucalypts, though other trees such as coast banksia ("Banksia integrifolia") have been recorded. Some sites are reused by the species for up to 20 years, especially if broods have been successfully raised in them