Acestrorhamphidae

Black neon tetra

Hyphessobrycon herbertaxelrodi

Three Point Two Centimeters Acestrorhamphid Fish of the Brazilian Coast

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

The black neon tetra (Hyphessobrycon herbertaxelrodi) is a freshwater fish of the characin family (Characidae) of the order Characiformes. It is native to the Paraguay basin of southern Brazil. They are often found in the aquarium trade, and a feral population has been established in the rio Paraíba do Sul basin due to the trade.