The Life of Animals | Knifefish Spirit Black |Fish knife requires a black ghost tank dimensioned 30-40 U.S. gallons (95-110 liters) a lower, but as they grow requires a much larger tank around 80-90 + U.S. gal. prefer a tank with low light because their vision is optimized for low light conditions. to help them to do, which is a weakly electric fish. eat small fish tank and are intolerant of their peers. like fish without scales, which are vulnerable to parasitic infections, such as ICH (Ichthyophthirius multifiliis). can reproduce in captivity, although there are few reports of Black ghost knife fish. The black ghost knifefish, Apteronotus albifrons, is a tropical fish belonging to the ghost knifefish family (Apteronotidae).
Grow to a maximum length of 20 inches (50 cm). The black ghost knifefish native lives in fast moving streams, the sandy bottom in a tropical climate. South American natives believe that the ghosts of dead fish of his residence, hence the name.