The Polypterus endlicheri, also known as the Saddled Bichir, is a large species of fish. They can grow to a maximum length of 75 cm. They require very large aquariums and can live for 10 to 15 years or even longer in captivity.
| 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 |