Erethistes pusillus

Erethistes pusillus Müller and Troschel, 1849 is a species of actinopterygii belonging to the family Erethistidae (order Siluriformes).

Taxonomy. The scientific name Erethistes pusillus Müller and Troschel, 1849 places this species within the actinopterygii lineage, among the most diverse vertebrates on Earth.

Description & ecology. As a member of Siluriformes, Erethistes pusillus exhibits the group's characteristic adaptations: They are chiefly freshwater fishes bearing sensory barbels ('whiskers') and often a venomous dorsal or pectoral spine. Its biology reflects the demands of its particular habitat and life history within the family Erethistidae.

Distribution. The species occurs within the natural range of its lineage; precise localities and depth preferences are documented in the taxonomic literature for Erethistidae.

Human relevance. Like many fishes, it may be of interest to fisheries, aquaculture, the aquarium trade, or conservation, depending on its abundance and distribution.