Black neon tetra
| Black neon tetra | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Actinopterygii | 
| Order: | Characiformes | 
| Family: | Acestrorhamphidae | 
| Genus: | Hyphessobrycon | 
| Species: | H. herbertaxelrodi | 
| Binomial name | |
| Hyphessobrycon herbertaxelrodi Géry, 1961 | |
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.