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The Rosy Neon Tetra is a highly popular and fun small freshwater fish that we recommend to aquarists of all experience levels. They’re very easy to take care of, well-mannered, and look stunning in a large group. They are a shoaling species and do best in groups of 6 of more. The Rosy Neon Tetra is a variety of tetra bed in captivity for it's unique rosy red colouration.

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Features of Rosy Neon Tetra's:

  • Predominantly red body blending to beige and white towards the head
  • Classic neon tetra shaped body
  • They are peaceful fish and can be kept with other peaceful community fish
  • Grows to 3.5cm
  • Level of care: Easy
  • Average Lifespan : 3-5 yrs


The Best Aquarium Size for Tetras:

The recommended tank size for Rosy Neon Tetras is minimum 30L. You’ll likely need much larger tanks if you’re planning on introducing some tank mates or have a large school.

After an Aquarium for your fish? Browse our Aquarium Tank Selection here.


Tank Mate Compatibility:

A schooling fish by nature, the Rosyn Neon Tetras are best kept in groups of at least six or more. Suitable tank mates for the Rosy Neon Tetra are peaceful community fish, similar in size or not much larger than them.

Here’s a list of some of the best tank mates for your Rosy Neon Tetra's:
Coburg Aquarium, specialized in different species of live fish.


Rosy Neon Tetra Diet:

Rosy Neon Tetras are omnivores and will accept small size pellets, flakes and freeze-dried foods. Keep in mind their mouths are small and will require smaller foods. Supplement their diet with frozen, freeze dried and live foods. 

Check out our Top Rated Natural Fish Foods.

Rosy Neon Tetra Tank Set-up:

Heater :

Ideal water temperatures sit between at a stable number between 23 ⁰C - 27 ⁰C.

Looking for a Heater for your fish? Check all available Tank Heater here.

Aquarium Lighting :

LED lights will provide you with the most customization and allow you to adjust the intensity of light to replicate natural lighting. The Neon Tetra is naturally found in darker water ways with heavy vegetation, therefore enjoy some areas of shade. Ensure adequate lighting for your live aquarium plants.

Need An Aquarium Light for your tank? Browse our Fish Tank Aquarium Lighting

Aquarium Substrate :

Darker coloured gravels and sands make the Rosy Neon Tetra really stand out and helps subdue the lighting. Consider using an aquasoil if using live aquarium plants for lush and healthy growth.

 A variety of Substrates are available at Coburg Aquarium.

Live 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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