Black ghost knifefish

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Content Overview of Black ghost knifefish

History of Black ghost knifefish

The Black Ghost Knifefish Apteronotus albifrons was described by Linnaeus in 1766. They are found in South America throughout much of the Amazon River and its tributaries. This fish originates from dark rivers in South America from venezuela to paraguay including the Paraná rivers as well as the Amazon Basin in peru. Black ghost knifefish are semi-aggressive fish that are native to the rivers of South America and are most commonly seen in the Amazon basin, Brazil, Columbia, Ecuador, Peru, and French guiana. They originate in freshwater habitats in South America where ranging from venezuela to the Paraguay–Paraná river, including the Amazon Basin.

They are popular in aquaria. Black ghost knifefish are a type of {electric|of electrical} fish; they use electric pulses to locate prey that is often hiding under the sand or in dark rocky recesses. Black ghost knifefish have only been available for home aquariums for about the last twenty years. The fish is all black except for two white rings on its tail, and a white blaze on its nose, which can occasionally extend into a stripe down its back. It moves mainly by undulating a long fin on its underside.

Black ghost knife fish are nocturnal. they are a weakly electric fish which use an electric organ and receptors distributed over the length of their body in order to locate insect larvae. The black ghost knifefish natively lives in fast moving, sandy bottom creeks in a tropical climate. South american natives believe that the ghosts of the departed take up residence in these fish,hence the name.

Distribution and habitat

This knife fish lives in swift moving sandy rivers and migrates to flooded forests during the wet season. Like most Knife fish they like heavily vegetated areas with a lot of hiding places. Their natural habitat is normally pretty dark and these fish have poor vision, so they use an organ that produces an electric field around themselves that will detect objects and movements around it.

The aquarium should include a good filtration system to help keep the water clean and a heater. The water in the aquarium should be between 74-82 fahrenheit. The species is not listed on the IUCN Red List. other common names they are known by are Black Ghost and Black Ghost Knife Fish.

Black ghost knife fish characteristics

Scientific Name: Apteronotus albifrons
Lifespan: 15 years
Origin: South America
Common Names: Black Ghost and Black Ghost Knife Fish
Size: 20 inches (50 cm)
PH: 6.0 to 8.0
Temperature: 73°F to 82°F (23-28°C)
Water Hardness: 5° – 20° DH,
Fish type:
Aquarium Size: 100 gallon or larger.
Tank Mates: Other peaceful community fish

Lifecycle of Black ghost knifefish

Black ghost knifefish Temperament / Behavior

Generally peaceful and reclusive, but can become aggressive. will eat small tank mates. however Black Ghosts can become aggressive with members of their own species and members of other, similar species

Black ghost knifefish are tropical freshwater fish. Some good choices for Black ghost knifefish tank mates are the larger species of cyprinids, Oscars, iridescent sharks, large freshwater Angelfish, Discus, and Gourami. Black ghost knifefish should not be kept with fish that are smaller than themselves as they may eat them, nor should they be kept with other knifefish, as they will fight over territory. Knifefish are nocturnal and spend much of their time hiding amongst the plants and aquarium rocks and decoartions.

Other than that, they are usually quite timid. they do have a large mouth so small fish or invertebrates kept in the same tank may eventually become a meal for a hungry Black Ghost.

How to take care?

The Black Ghost Knifefish is known from rapidly flowing creeks with sandy substrates. The aquarium for the Black ghost should be large with a small grained substrate. It should be fairly densely planted with many floating plants. The Black Ghost Knifefish is reasonably easy to keep, provided that some key requirements are met. The knifefish must be provided with a choice of shady hiding spots e.g. wide PVC tubes, rocky caves/overhangs, and large tangles of driftwood. nonetheless, there absolutely must be areas of darkness within the tank that the fish can retreat to during the day as necessary. Black Ghost Knifefish are generally peaceful with other fish, but they are territorial with their own kind and other knifefish, so should be kept one to a tank and not with any other knifefish species.

The water should be soft, and kept at a temperature of between seventy-five and eighty-two degrees. The ph should be neutral to acid. Feeding should be a mix of live tubifex brine shrimp and meaty frozen foods. The Black ghost is sensitive to water pollutants, changes in water conditions, and medications.

Feeding for Black ghost knifefish

Black Ghost Knife fish are omnivorous and will readily consume a variety of live foods such as meat and worms, or flaked foods. Black Ghost Knifefish are micro-predators and should be offered a variety of small, meaty foods. Frozen fare could include bloodworm, white/black mosquito larvae, vitamin-enriched brineshrimp, mysis shrimp etc, along with some dried foods such as slow sinking granules/pellets for carnivores.

Since they are nocturnal, these knife fish feed on their food during the night but can be trained to eat at the same time as the rest of the aquarium.

Health and Diseases:

Black ghost knifefish are one of the longer lived pet freshwater fish. Black ghost knifefish are very sensitive to both water pollutants and water changes, so owners will need to be extremely careful when putting new water into the aquarium.

The Black Ghost are normally the first fish in a tank to show signs of ick and will twitch and rub around the tank. They respond well to most medication and normally heal quickly. never use copper in a Black Ghost Knife fish tank.

The best way to proactively prevent disease is to give your fish the proper environment and give them a well balanced diet. The closer to their natural habitat the less stress the fish will have, making them healthier and happy. A stressed fish is more likely to acquire disease.

Best food for Black ghost knifefish fish:

Can be supplemented with a diet of small fish, bloodworms, tubifex worms, brine shrimp, krill or beef heart. The Black Ghost Knifefish is nocturnal, so food should be added after lights are off to ensure the black ghost knife fish it receiving nutrition.

These nocturnal feeders use a weak electric current to locate food in the dark. This makes black ghost knife fish poor tank mates with other so-called electric fishes such as the elephant noses, baby whales, and other mormyrids.

Some have even been taught to feed from their keeper’s hand. These fish are known to create such a bond with their owners that they will eventually lay in their owners hand and eat.

Black ghost knifefish Fish for sale

Black ghost knifefish Fish Price

Up to $20

Black ghost knifefish Fish box price

Photo of Black ghost knifefish fish

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Also read: Haddock Fish

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One comment

  1. My black ghost knife fish is a beautiful addition to my tank. He is almost like a little gentleman. He does no bother to any other species of fish, so far, but was bullied by my blood parrot, so I rehomed her. I don’t agree with bullies!

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