Black Ghost Knifefish - (Apteronotus albifrons)

🐟 Black Ghost Knifefish – (Apteronotus albifrons)

The Black Ghost Knifefish is a fascinating and unique freshwater species native to the rivers of South America. Known for its elongated, knife-shaped body and distinctive undulating fin, this nocturnal fish is both an interesting and peaceful addition to large community tanks. It requires dim lighting, plenty of hiding spots, and stable water conditions to thrive.

🌊 Habitat & Care

🏠 Tank Size: Minimum 100 gallons
🌊 Prefers soft, slightly acidic to neutral freshwater with low to moderate flow
🪵 Provide caves, dense plants, and driftwood for shelter

🍽️ Diet

🍤 Carnivorous — feeds on live or frozen foods such as bloodworms, brine shrimp, and small fish
🐟 May accept high-quality sinking pellets

⚖️ Temperament

🐠 Generally peaceful and shy
🚫 Best kept with non-aggressive tankmates

🧠 Behavior & Special Considerations

🌡️ Temperature: 73–82°F (23–28°C)
💧 pH: 6.0–7.5
📏 Size: Up to 20 inches (50 cm)
⚠️ Nocturnal and shy; requires hiding places and subdued lighting
🌿 Sensitive to water quality — needs excellent filtration and maintenance

📋 At a Glance

💡 The Black Ghost Knifefish is a unique and peaceful nocturnal species, perfect for experienced aquarists who can provide a calm environment and excellent water quality.