| Synonyms | Cheirodon axelrodi, Hyphessobrycon cardinalis |
| Distribution | South America: Upper Orinoco and Negro River Basins. |
| Sexual Dimorphism | Males are usually slightly smaller and slimmer than females of the same age. |
| Maximum Size | 3.5cm (1.4”) |
| Water Parameters | Tank bred specimens are adaptable but fare best in soft and acidic water. pH: 4.0-7.0, dH: 5-12 degrees. |
| Temperature | 23-27 deg C (73-81 deg F) |
| Compatibility | Community |
| Lighting | No special requirements |