Black Ghost Knife

Black Ghost Knife

Please contact us at to confirm immediately availability. Livestock inventory is subject to change and prior sale. Fish shipments may take several days to fulfill.

  • $24.99

  • Note: In-store prices on livestock may vary from our website.

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The Black Ghost Knifefish Apteronotus albifrons is the most popular knife fish. One reason for this is that they have been imported for decades. Other reasons include being unusual, interesting and amazingly beautiful.


  • Scientific NameApteronotus albifrons
  • Minimum Tank Size: 100 gal (379 L)
  • Care Level: Easy
  • TemperamentSemi-aggressive
  • Water Conditions: 73°F to 82°F (23-28°C), pH 6.0 to 8.0
  • Max. Size20.0 inches (50.80 cm)
  • Color Form: Jet Black
  • DietCarnivorous 
  • OriginSouth America
  • FamilyApteronotidae

Images used on this site are for informational purposes only, for actual photos of livestock please contact us (877) 809-4067.