Knifefish for Sale
to buy an
This video shows an African Black Knifefish, like the ones for sale in our
for more about buying an African Black Knifefish from us.
Notice the interesting fin-motion along the bottom of this Black Knifefish's body. This undulating motion propels Knifefish backwards
Here is an
African Black Knifefish among some plants near the surface of the water.
This African Black Knifefish seems to be yawning. You can see that the color of these African Black Knifefish varies from brown to
the images .
Most types of Knifefish usually hide inside a cave during the day and come out at night to hunt for small fish. The African Black
Knifefish is very hardy and not too aggressive, but will eat fish it can swallow.
Like all Knifefish they have a very interesting method of swimming by undulating the fin across the bottom of their bodies. If you want
to try a Knifefish, the Black Knifefish is best type of Knifefish to start with, because they don't get huge like the Clown Knife, and they aren't delicate like the Transparent Knife, or too
aggressive like the Carapo Knife. The Black Knifefish is a a very good aquarium fish.
Scientific Name: Xenomystus nigri
African Black Knifefish are very hardy and not as aggressive as most other Knifefish. They are interesting to watch swim. These Knifefish are
somewhat nocturnal, so they need a cave or pipe as a home during the day. They are usually active at night, searching for food. They will often not bother small fish during the day, but then eat them at night. African Black Knifefish are members of a group of fishes called notopterids. Click
to read a brief article from the Encyclopedia Britannica about this group of fish.
This is an African Black Knifefish like the African Black Knifefish for sale in our
for more about buying an African Black Knifefish from us. These are very good aquarium fish.
Appropriate Home An aquarium with at least 29 gallons of water, an
power filter with a BIO-Wheel, a maximum of 1/4 inch of
gravel, and an
heater adjusted to between 78 and 82 degrees F. Click
here for more about warm water aquariums. Each Black Knifefish needs its own cave or piece of plastic pipe as a home. Be sure the rocks or pieces of pipe and everything else you put in
your aquarium will not contaminate the water. Click
here for more about how to avoid contaminating your aquarium.
Recommended Diet African Black Knifefish are predators that eat small live fish, live
Shrimp, and live Black Worms. Click
here for more about Black Worms. Click
more about feeding.