Snake Island is a sand island, located in Corner Inlet in the Gippsland region of Victoria, Australia. It has an area of 35-square-kilometre and is the largest island in Corner Inlet. Snake Island lies within the Nooramunga Marine and Coastal Park and is part of a complex of barrier islands that protect a large marine embayment from the pounding waves of Bass Strait. The Aboriginal Gunai name for the island is Negima.