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Hardy and easy to care for, the black widow tetra (or black skirt tetra). This Tetra is relatively easy to breed even for the beginning aquarists. It is a schooling fish so best kept in a group. Avoid housing them in the same tank as smaller fish (particularly those with long, flowing fins) as Black Widows do occasionally nip.

Features of Black Widow Tetra:

  • Distinctive black dorsal and anal fins, and by the vertical black stripes on the body. 
  • The tail-fin is quite thin and features a forked shape.
  • They are peaceful fish and can be kept with other aquarium fish 
  • The black widow tetra achieves its mature size at approximately one year
  • They can be found in the Paraguay River Basin, throughout Brazil, and even in Argentina
  • Care Level : Easy
  • Average Lifespan : 3 -5 years

The Best Aquarium Size for Tetras:

Being small fish, Golden Black Widow Tetra is a schooling fish by nature. You need a minimum tank size of 30L to keep a small group of Black Widow Tetras. These fish are active swimmers, so you need to provide plenty of space to prevent overcrowding.After an Aquarium for your fish? Browse our Aquarium Tank Selection here.

Tank Mate Compatibility:

A schooling fish by nature, the Golden Black Widow Tetra are best kept in groups of at least six or more. They make an excellent community fish however they sometimes known to nip the fins of slower-moving fish, particularly those with long, flowing fins such as Bettas or Angelfish. Here’s a list of some of the best tank mates:

Feeding :

For the breed's optimal health, provide a variety of foods, which can include high-quality flake foods, brine shrimp, and any type of worms, as well as vegetable supplements and spirulina. Due to the small size of many species, ensure that food particles are not too large for their small mouths.

Tetra Tank Set-up:

Heater :

Ideal water temperatures sit between at a stable number between 20 ⁰C - 26 ⁰C.
Looking for a Heater for your fish? Check all available Tank Heater here.

Light :

To imitate that in captivity, dim lighting would be ideal. LED lights will provide the most customization and allow you to adjust the intensity until you reach the sweet spot.

Substrate :

Gravel and Dark Color Substrates.A variety of Substrates are avalibale in Coburg Aquarium.

Plants for Tetras:

They are accustomed to medium to large plants in their natural habitat and enjoy a well-planted aquarium with some open swimming space.
Interested in Live Plants for your aquariums? Click here to see more Fish Live Plant


Decorations for Tetras:

Artificial plants can work well. Additionally, you can also choose to use Aquarium Ornaments such as: Kazoo handmade fish decorations, caves, rocks, and maybe even driftwood will create a fun playground for them to swim around.

Additional Information

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Fish Keeping Snapshot :

Preferred Water Parameters :