Trichomycterus alternatus is a species of pencil catfish endemic to Brazil, where it occurs in coastal river basins in Rio de Janeiro and Espírito Santo. This species reaches a maximum length of 8.1 centimetres (3.2 in).[1]
Trichomycterus alternatus is a species of pencil catfish endemic to Brazil, where it occurs in coastal river basins in Rio de Janeiro and Espírito Santo. This species reaches a maximum length of 8.1 centimetres (3.2 in).