Centromochlus
Centromochlus is a genus of fish in the family Auchenipteridae native to South America.
Species
There are currently 9 recognized species in this genus:Centromochlus akwae Coelho, Chamon & Sarmento-Soares, 2021Centromochlus carolae Centromochlus existimatus Mees, 1974Centromochlus heckelii Centromochlus macracanthus Soares-Porto, 2000Centromochlus melanoleucus Centromochlus musaicus Centromochlus orca Sarmento-Soares, Lazzarotto, Rapp Py-Daniel & Leitão, 2016Centromochlus schultzi Rössel, 1962In addition to the described species, an undescribed species of Centromochlus that closely resembles Centromochlus orca is often sold in the tropical fish hobby. This undescribed form is known as Ninja tatia or Ninja woodcat. This "Tatia" fish has some white spots on the upper black-colored body and more white on the tail fin, compared to Centromochlus musaicus.