Coming from the rivers of West and Central Africa, Erpetoichthys calabaricus – otherwise known as African rope fish – make for a unique freshwater species with long eel-like bodies. Despite looking like snakes, these animals are quite peaceful, making them perfect community aquarium candidates if given suitable tank mates. They will eat small fish an may get bullied by other fish that are aggressive They grow to 50-60cm in the wild They can live in both freshwater and brackish water environments
| Scientific Name | Common Name | Size | Temperament |
| Apteronotus albifrons | Black Ghost Knifefish | 500mm | Semi Aggressive |
| Water Temperature | Water pH | Tank Size | Diet |
| 23 to 27° C | 6.5 – 8 | 475 litres | Carnivore |