PERCICHTHYIDAE, Freshwater cods and perches
To 1.8m and 113kg, or 6ft and 250lb. Australia's largest freshwater fish.
Murray cod were first introduced into the Cooper Creek System by the Queensland Department of Primary Industries in 1989 and 1990. Specimens have been captured, although it is unknown if they will establish a self maintaining population. They have also been stocked in Clayton Bore which leads towards Lake Eyre (Unmack unpub. data). It has probably been introduced elsewhere, as it is a popular angling/eating fish, and fingerlings are readily available. There is also little monitoring on where fish hatcheries send fish to, even though it is illegal to translocate species outside their natural ranges.
The Murray-Darling Drainage Basin in south-eastern Australia.
The primary threat is predation as they are ambush predators with very large mouths which can readily devour quite large fish.
Merrick, J. R. & Schmida, G. E. 1984. Australian Freshwater Fishes: Biology and Management. Griffith Press Ltd. 409pp.
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This file was last modified: 18 March 2003