In Offshore aquaculture (a type of Mariculture, a specialized branch of aquaculture), Australia is known for Cod at 10,000 tonne/year.
Offshore aquaculture, also known as open ocean aquaculture, is an emerging approach to mariculture or marine farming where fish farms are moved some distance offshore. Mariculture is a specialized branch of aquaculture involving the cultivation of marine organisms for food and other products in the open ocean, an enclosed section of the ocean, or in tanks, ponds or raceways which are filled with seawater. Australia 10,000 tonnes/year worth A$250 million tuna 
