Hyphessobrycon boulengeri is a species of tetra belonging to the family charicidae. It is native to South America. It inhabits the Rio Grande do Sul, Brazil.
The fish was named in honor of ichthyologist-herpetologist George A. Boulenger (1858-1937), of the British Museum of Natural History.[1]
H. boulengeri is a buff colored fish resembling other Hyphessobrycon species such as the black phantom tetra with a black patch behind the head. Its head itself is dotted brown. H. boulengeri also has yellow fin rays.