Aulonocara brevinidus is a species of haplochromine Cichlid it is endemic to Lake Malawi and widespread along the eastern shore of the lake. It is found in Malawi, Mozambique, and Tanzania. In this species the males defend small territories over sandy areas at depths of 20m (70feet) where the excavate shallow nests, in denser populations these territories may be as little as 2m (07feet) apart. The diet appears to consist of small invertebrates.[1]