Apteronotus albifrons
pH
6 - 7.5
Temperature
24° - 28 °C
Max size
45 cm
Min tank
600 L
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What to know before you buy.
A velvet-black electric fish that navigates by field rather than sight. Reaches 45 cm, needs a very large tank with caves and dim light, and will eat small tankmates.
Select a tank to see how this species fits.
Everything you need to keep Black Ghost Knifefish healthy in a South African setup.
A minimum 600L aquarium suits Black Ghost Knifefish. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
Keep pH 6–7.5 and 24–28°C. Stable parameters matter more than chasing perfect numbers — acclimate new arrivals slowly.
Black Ghost Knifefish is carnivore — frozen and live foods. Feed a varied diet appropriate for monster fish — quality flakes, pellets, or frozen foods sized to the mouth.
Black Ghost Knifefish is generally nocturnal, territorial with own kind. Observe during feeding and at lights-out for true temperament.
Pair with similarly sized nocturnal, territorial with own kind tankmates in monster fish. Avoid fin-nippers or species that outgrow this fish.
Breeding notes for Black Ghost Knifefish vary by line and water chemistry — ask your local shop about proven pairs in SA.
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Price trends and buyer demand — data only FishHub tracks.
SA price range this month: R150–1000 · Average: R400
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