The black color Ghost Knifefish is an inexplicable freshwater aquarium fish the originates from southern America near the Amazonian Basin. The belongs come the Ghost Knife Fish family and is qualified of both producing and sensing electric signals in the water.

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They are really popular in the aquarium hobby as result of their weird shape and movement. The black Ghost Knifefish navigates itself by rippling that is head to tail underside fin in a constant rhythm. Aside from the two white strings on its tail and also a white stripe on the nose, the black color Ghost Knife is jet black color without scales. Unknown to most beginner hobbyists the black color Ghost Knife Fish requirements a very large aquarium and can proceed to flourish in size until the reaches its maximum length of 20”.

In the wild black color Ghosts Knifes room nocturnal and reside in tropic silty and sandy creeks, hardly ever seen through humans. Natives in south America think that their departed loved ones take up resident in this Ghost Knife Fish and they room of strong social importance.


Black Ghost Knifefish Requirements

Temperature – 73° F to 82° F (23° C- 28° C)

pH – 6.0 to 8.0

Hardness – Soft to medium

Max size – 1’ 6”

Min tank size – 150 gallons

Diet – Carnivore

Care Level – Moderate

Temperament – Semi-aggressive

Cost – $16 – $19.99

Other Facts and also Information

The black color ghost knife fish is perceptible to alters in water conditions and is not recommended together a starting person fish. Water stability is vital with this species. An adult black Ghost Knife will need a big aquarium of at least 90 gallons in size, an important factor to save in mind when purchasing this species in the store.

Black Ghost Knifes are reasonably placid and also are perfect as a ar fish, they do well through other large species. Castle are much less compatible through small, slow-moving swimming fish such as guppies and other livebearers and also may be attuned to fin nipping.

Ghost Knife Fish can be really shy when introduced to the aquarium. As mentioned before, they space nocturnal creatures and also generally are most active at night. It will certainly take a number of days come weeks for the Ghost Knife to acknowledge you as it’s food supply, at which suggest the Ghost Knife have to become more active during feeding times. They are notorious for being really tame and also ‘pettable’. The is not recommended to touch any type of of your aquarium citizens to restrict an illness and injury.


Black Ghost Knife fish room omnivorous and also will conveniently consume a variety of live foods – such together meat and also worms, or flaked foods. Because they room nocturnal, these knife fish feed on your food throughout the night but can it is in trained to eat in ~ the exact same time as the rest of the aquarium.

By feeding this species several time a day, they can rotate their sleep trends to be more active when the lights are on. Consistency is vital to for sure your black ghost knifefish are active during the day as soon as you desire to check out them.

How come Breed black color Ghost Knifes

Very little is known about breeding this species. Tank bred inhabitants are bred in ponds in Indonesia. Because of the large size the the adult (20”) reproduction would need an extremely huge aquarium. That is not exactly feasible to each other these varieties without dedicated ponds/aquariums yet it is possible.

‘How to breed the black color ghost knife fish?’ is a concern which has puzzled hobbyists for numerous years. Successful reproduction requires the following:

A mated pair that mature black Ghost Knife Fish (The pair must be compatible and also ready to mate, this is considered the most difficult part)A very large aquarium that is in a darkened place away indigenous noise and excessive movementGiant marbles, huge pebbles or tree to ensure the parental cannot with the eggs when they have been laid (This is very important as the parents are most likely to consume their own eggs after birth)Water temperature of roughly 27 degrees is report to it is in the optimum breeding temperature.Consistent water transforms (Recommended to execute these at least every two days, in between 25 and also 50%). This is thought to suggest ‘wet season’ and also increase the chance of breeding.

Consistency in water parameters is also really important. The black color ghost knifefish have actually a much higher chance the successful reproduction when lock are complimentary of tension in a non-threatening environment. The mom will not lay eggs if she doesn’t feeling safe in the aquarium. Ponds have been reported to have actually a much higher success price in breeding, however, ponds do it very difficult to control the young and also collect the eggs.

Rearing the Fry

Once the eggs space laid the parent have to be immediately removed indigenous the aquarium or pond. Black ghost knifefish have small attachment to their very own young/eggs in the wild and will easily consume their very own spawn. Fry should be raised using infusoria followed by infant brine shrimp and then powdered flake food.

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Author Aquarium InfoPosted on may 19, 2017May 23, 2017Categories dry Fish Profiles
tousif says:
Fredy says:

I each other this fish once I’m quiet in Indonesia. I just use 55 gallon tank 1 female through 2 males. First batch 500-1000 eggs together they grow older and also bigger egg only in between 100-200 eggs. Water change 25% everyday , oxygen level have to be high every the time. I just use sponge filter, at dimension 8-10 inch they breed already. Store them in dark location all the time if you want to breed this fish successfully and also live food. My ph water is 7.0 . Ns took the eggs and artificially hatched them , leaving the egg in other fish tank v sponge filter with solid oxygen bubbles.