what continent is australia
New Zealand is not part of the continent of Australia, but of the separate, submerged continent of Zealandia. New Zealand and Australia are both part of the wider regions known as Australasia and Oceania.he continent lies on a continental shelf overlain by shallow seas which divide it into several landmassesâthe Arafura Sea and Torres Strait between mainland Australia and New Guinea, and Bass Strait between mainland Australia and Tasmania.