Tropical Fish, Aquarium Fish, and Goldfish for sale online.
Mobile    Search    Shipping    About    Info    Faqs    DryGoods on Instagram on Facebook come and see us on Twitter on Pinterest  
  Home Page
  New Arrivals
  Search Site
+ Catfish & Scavengers
+ Fish for Experts
+ Goldfish & Koi
+ More Fishy Stuff
+ Pet Critters
+ Aquatic Plants
+ Shipping & Payment
+ Featured Fish
+ Indexes of Fish
+ Compatible Fish
+ Saltwater Fish
+ Equipment
+ Decorations
+ Feeding Fish
+ Water Quality
+ Fish Stress
+ Homes for Fish
+ Fish Ponds
+ Amazon Fish
+ Pictures of Fish
+ Videos of Fish
+ Aquarium Pictures
+ Emails & Replies
+ Breeding Fish
+ Aquarium Advice
+ Names for Fish
+ Contact, Terms, etc.

The banner, shown above, links to this advertiser's web site.


African Black
Knifefish for Sale
Click here to buy an African Black Knifefish.


This video shows an African Black Knifefish, like the ones for sale in our facility. Click here 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 and forwards.

  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 almost black.
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 here to read a brief article from the Encyclopedia Britannica about this group of fish.

Click here to buy an African Black Knifefish.
African Black Knife Fish at, tropical fish stores, where you can shop online for a Black African Knifefish.   This is an African Black Knifefish like the African Black Knifefish for sale in our facility. Click here 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 exterior power filter with a BIO-Wheel, a maximum of 1/4 inch of gravel, and an aquarium 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 Ghost Shrimp, and live Black Worms. Click here for more about Black Worms. Click here for more about feeding.


One or several African Black Knifefish in an aquarium with at least 29 gallons. Elephant Noses, Baby Whales, and Synodontis Catfish are good tank mates. Also kept in aquariums with Clown Loaches, Large Gouramis, Tinfoil Barbs, Giant Danios, and a Plecostomus Catfish. Black Knifefish are not compatible with small fish, which a Black Knifefish may attack, when the light are off.
Click here to read about several groups of compatible fish.

Click here to buy an African Black Knifefish.

Size and Lifespan
African Black Knifefish can grow to 12" but rarely grow bigger than 8" in an aquarium. They can live for 10 years and sometimes longer.

Click here to go to another page in this web site with Customer Comments and our Replies about the African Black Knifefish.
Important Aquarium Products

For excellent health, pet fish need very good food and very good water conditions. These five products are very important.

Premium Fish Food Flakes
Premium Fish Food Pellets
DrTim's Water Conditioner
DrTim's WasteAway
Denitrifying Lava Rocks
Click here now to learn more and add one or more of these products to your fish order.
The advertisement, shown below, links to this advertiser.
Click on this ad to go to Graystone Creations for Pond Pumps, Pond Kits, and Pond Supplies.
Click here to verify our "PayPal Reputation", which shows we have been selling on PayPal since 2002, and we've sold items to thousands of satisfied customers.
 Best Selling Books 
  Click here now to order The Simple Guide to Freshwater Aquariums, a bestselling reference, offering an easy-to-understand look at setting up and maintaining a successful first freshwater aquarium.
  Click here now to order The New Marine Aquarium: Step-By-Step setup and stocking Guide, the best selling book about starting a new marine aquarium.
  Click here now to order 500 Freshwater Aquarium Fish: A Visual Reference to the Most Popular Species, a beautiful book, lovingly written and illustrated, with information for the beginner or the longtime enthusiast.
  Click here now to order Fancy Goldfish: A Complete Guide ... by Eric L. Johnson, DMV, and Richard E. Hess. The most encompassing and thorough treatment of the fancy goldfish hobby to date. Hardcover with 176 pages.
Click here now for many more fishy books.
We hope these suggestions help!  ;^ }
Amazon Prime
Unlimited FREE Two-Day Shipping
No minimum order size
Unlimited, commercial-free, instant streaming
    of 5,000 movies and TV shows.
Join Amazon Prime for $99/year.
Click here now to learn more about Amazon Prime.
 How to Customize this Page
If this web page looks too small or too narrow, hold down the keyboard key marked "Ctrl" then press down on the key marked +, and this web page should get bigger. If you overdo it, and this page gets too big, hold down the same "Ctrl" key and press down on the key marked - to make this page smaller.
Repeat, until this page looks just right to you. In this way you can customize the appearance of this website in your computer. This tip will work simultaneously on all the pages in this website, and your computer should remember what you've done the next time you come back to this site, unless you're using an ancient version of a browser.  ;^ o
The advertisement, shown below, links to this advertiser.

Copyright © 2000-2014 All Rights Reserved. No part of the contents of this web site may be reproduced or transmitted in any form or by any means without the written permission of

IMPORTANT: Your use of this website constitutes your acceptance of our Privacy Agreement and Terms of Use including our Disclaimer. Click here to read our Disclaimer, and click here to read our Privacy Agreement.
Click here for our street address, phone number, fax, and email address.
Click here for information about advertising on this website. is not affiliated with
This page was updated on November 11, 2014.