Acestrorhamphidae

Priocharax nanus

Priocharax nanus

Clear cartilage supports an almost invisible body

• Tropical
• Southern Hemisphere
• Regional distribution
• Freshwater fish
• South America
• Elongated
• Small
• Tropical fish

Priocharax nanus is a minute species of freshwater ray-finned fish belonging to the family Acestrorhamphidae, the American characins. This fish is found in the Rio Negro, Brazil. The species, which has a skeleton of cartilage, is almost completely transparent.