Pimelodella grisea

Pimelodella grisea (Regan, 1903) is a species of actinopterygii belonging to the family Heptapteridae (order Siluriformes).

Taxonomy. The scientific name Pimelodella grisea (Regan, 1903) places this species within the actinopterygii lineage, among the most diverse vertebrates on Earth.

Description & ecology. As a member of Siluriformes, Pimelodella grisea 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 Heptapteridae.

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

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