Western Port Bay. 15/12/82; Victoria; 59,297 ha; 38°22'S 145°17'E. A coastal embayment incorporating vast mudflats, two sites of international, geological and geomorphological significance, and nationally important expanses of relatively undisturbed, species-rich, saltmarsh vegetation. An internationally important feeding and roosting area for numerous species of summering waders, many of which are listed under the bilateral Migratory Birds Agreements Australia has with Japan and China. The site periodically supports over 10,000 waders and 10,000 ducks and swans, and a rich invertebrate fauna of 1,381 species. There is intensive use by commercial shipping. Human activities include recreation, commercial fishing, water extraction, and livestock grazing. Ramsar site no. 267. Most recent RIS information: 1998.