Are black knife fish blind?

Black Ghost Knifefish are tropical freshwater fish from South America. These are nocturnal fish that are most active at night and rest during the day. As they are most active at night, their eyesight is not well developed, so they hunt and communicate through an electric field.

Can you keep 2 black ghost knife fish together?

This will pretty much only present itself when they’re around other black ghost knife fish. But don’t worry, it doesn’t mean you can’t keep two or more in the same tank. As long as these fish have enough space to call their own, it’s unlikely that they’ll be aggressive toward one another.

How long does it take a black knife fish to grow?

Black Ghost Knife Fish Data

Scientific Name Apteronotus Albifrons
Lifespan 10-16 Years in captivity
Sociability Semi-aggressive
Growth 50 cm 16″ Max in the wild. In captivity 14″
Diet Technically they are Omnivores but they prefer animal matter.

Do black ghost knife fish eat other fish?

The Amazon River basin, generally in fast flowing wa- ters of rivers and streams with a sandy bottom. It can reach 60 cm in the right conditions and can live more than 7 years given the right conditions. Black Ghost Knife Fish are carnivorous and eat in- sects, small crustaceans and fish in the wild.

Do ghost knife fish eat snails?

The Black Ghost Knifefish is a carnivore. In their natural environment, the fish emerge from their hiding places to hunt once the sun has set. Throughout the night, the fish feed on insects, insect larvae, worms, snails, invertebrates, and small fish.

What do knife fish eat?

What Do Knifefish Eat? The majority of knifefish are specialized feeders, with a number of species foraging the bottom at night in search of crustaceans, worms, insects and small fish. Clown knives, African knives and featherfin knives are active predators and will eagerly swallow any fish they can fit in their mouth!

How big can a Black Ghost Knifefish get?

20 in
It will grow to a maximum length of 50 cm (20 in). Black ghost knifefish 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.

What fish can live with ghost knife?

Black Ghost Knifefish are best kept with tank mates that are not too boisterous or aggressive. Discus, Geophagus, Severum, Angelfish, peaceful Catfish, peaceful Cichlids and larger (6 inches or more) community species make good tank mates.

Are knives fish friendly?

They tend to be territorial and can be aggressive toward each other or closely related species, so they are best kept one to an aquarium with other peaceful fish that are too large to be eaten. This is especially important with clown knives, which not only get extremely large, but are highly predatory.