Harttia fluminensis
Harttia fluminensis is a species of freshwater ray-finned fish belonging to the family Loricariidae, the mailed catfishes, and the subfamily Loricariinae, the armored suckermouth catfishes. This catfish is endemic to the Coppename River drainage in Suriname.
This species reaches a length of. It occurs in the main channels of rivers over rocky and sant substrates.