The Cockburn Sound is a 100 km ² bay in the Indian Ocean off the west coast of Western Australia in Australia. The waters extending from the mouth of the Swan River to Fremantle from Cape Peron to Rockingham. To the west of Cockburn Sound are the islands Garden and Carnac Iceland Iceland. The ship channel Gage Roads is located in the north.
The bay is relatively well protected from wind and waves; in it is fished, snorkeled, water down. Numerous sports Ships move in the bay.
The Cockburn Sound is very popular with anglers because there are many fish there, especially in the south such as yellowtail, Samsonfisch, mackerel and tuna Mulloway, Australasian snapper and other fish.