Western Carp Gudgeon is a very small fish, only reaching 5cm. Colour varies from grey-green to gold-brown depending on habitat. Likes plenty of cover in the form of aquatic vegetation, fallen timber (snags) and leaf litter. Males guard the eggs till hatching which are laid in small clusters underneath leaves and small rocks. Eats a variety of small invertebrates and is likely to be translocated from the River Murray.