Smallmouth yellowfish

The smallmouth yellowfish (Labeobarbus aeneus) is a species of ray-finned fish in the genus Labeobarbus. It has become an invasive species in rivers of the Eastern Cape, South Africa, such as the Mbhashe River.

Habitat

Prefers clear flowing waters of large rivers with sandy or rocky substrates. Also thrives in large impoundments.

Distribution

The Orange-Vaal river system, also translocated to Gouritz, Great Fish and Kei river systems as well as the Limpopo river and Kyle dam in Zimbabwe.

Behaviour

Larger fishes are omnivores depending on availability of food with benthic invertebrates, incl. bivalve molluscs, vegetation, algae and detritus.