Black Ghost Knife 3–4” Live Fish for Aquarium. Active, Colorful, and Ideal for Community Aquariums. Easy to Care for, These Fish Freshwater Live Alongside Other Species.

Price: $42.99
(as of Oct 28, 2025 10:36:26 UTC – Details)


Bring elegance and uniqueness to your freshwater aquarium with the Black Ghost Knife Fish (3–4”). Renowned for its striking jet-black coloration and graceful swimming style, this fish adds beauty and personality to any community setup. The Black Ghost Knife Fish is a hardy and adaptable species that thrives in well-filtered aquariums with stable water conditions. At 3–4 inches, these juveniles are the perfect size to acclimate quickly, making them an ideal choice for aquarists seeking both beauty and easy care. Peaceful and social, they can coexist with other compatible freshwater species, becoming a fascinating centerpiece of your tank. Their distinctive movement and striking appearance make them one of the most sought-after fish in the hobby. Each fish is hand-selected for health and vitality before shipping, ensuring that you receive a vibrant, active specimen ready to thrive in your aquarium.
Package Dimensions ‏ : ‎ 7 x 7 x 7 inches; 2 Pounds
Date First Available ‏ : ‎ August 23, 2025
Manufacturer ‏ : ‎ Lightning Aquatics World
ASIN ‏ : ‎ B0FNKQ4RPZ
Exotic & Eye-Catching: The Black Ghost Knife Fish has a sleek, jet-black body and elegant swimming style that captivates aquarists.
Graceful Swimmer: Known for its smooth, gliding movements, making it a stunning centerpiece in any freshwater aquarium.
Community Compatible: Can be housed with other peaceful freshwater species in a well-maintained aquarium.
Easy to Care For: Hardy fish that adapts well to home aquariums with proper filtration and stable water conditions.
Juvenile Size (3–4”): Perfect size for acclimation and growth into a beautiful adult specimen.