The Eucla Cod (Euclichthys polynemus) is a deepwater marine fish belonging to the cod order (Gadiformes). It is the only species currently classified in the family Euclichthyidae.
The Eucla Cod has a long and tapering body, a large mouth and no chin barbel. It has two nearly contiguous dorsal fins; the first short based and high, the second long-based, extending to base of caudal fin. It may grow up to 35cm. It has been found in the Tasman Sea , around Australia from Queensland to north Western Australian shelf and off the New Zealand shelf at depth range 250 - 920 m. It has no commercial value.