Callichthyidae

blue corydoras

Corydoras nattereri

Five Point Four Centimeters Callichthyid Fish of the Brazilian Coast

• Blue
• Freshwater fish
• Small

The blue corydoras or Natterer's catfish (Hoplisoma nattereri) is a species of freshwater ray-finned fish belonging to the subfamily Corydoradinae, the corys, of the family Callichthyidae, the armoured catfishes. This catfish is endmeic to eastern Brazil, where it is found from Espírito Santo to Paraná.