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Behavior: Aggressive
well-planned aquariums
bred to replicate the tall
with temperatures reaching upwards of 86° during the day and around 80° during evening hours
Aba Aba Knifefish (Gymnarchus niloticus) Sizes:8 - 9 inches Behavior: AggressiveThe Gymnarchus niloticus, also referred to as the aba aba, is an incredible fish containing a streamlined body, one dorsal fin, and a finless tail. As a nocturnal species with poor vision, the aba aba instead utilizes a weak electric field to determine its surroundings. Its dexterity with its elongated dorsal fin allows the aba aba to swim beautifully both forwards and backwards. Found in low, slow moving waters with abundant vegetation, this fish is