Seal Island in the Great Southern region[1] of Western Australia (located at 35°4′31″S 117°58′29″E / 35.07528°S 117.97472°E / -35.07528; 117.97472) is approximately 8.5 kilometres (5 mi) south-east of Albany and approximately 3 kilometres (2 mi) offshore from Frenchman Bay in King George Sound.
[2] The island is composed entirely of granite and is only accessible at the western end.
[4] Matthew Flinders landed on Seal Island during the voyage of the Investigator in 1801, searching for items that were reportedly left by Vancouver[5] and leaving behind a bottle containing a parchment with details of their own arrival and departure.
[6] HMAS Perth was scuttled behind Seal Island in 2001, and is now one of Western Australia's premier dive sites.
[7] This article about a location in Western Australia is a stub.