The name of this tetra clearly shows its majestic nature, the emperor tetra is a truly underrated gem. Everything about the emperor tetra from its grace when swimming to the fantastic contrast yet simple colours makes thisgreat fish for any community or tetra-themed aquarium. The emperor tetra steals the show with its unique bulkier bodies shape, it features the length seen in species such as cardinal tetras but also has a deeper and rounded body which really makes it stand out.