The Robbins Island is a 99-hectare (240-acre) island located in Bass Strait, lying off the northwest coast of Tasmania, Australia. The island, separated from the Tasmanian mainland by a highly tidal area known as Robbins Passage, lies south to the adjacent Walker Island. Robbins Islands is the seventh largest island of Tasmania and is the largest freehold island in Tasmania. Over the years Robbins Island has changed ownership and to this day remains privately owned.