Add energy and colour to your community tank with the Buenos Airs Tetra 3.5cm. Known for their silver bodies, dark tail spot and bright orange or red fins, these tetras are always on the move and look their best when kept in a lively school.
At approximately 3.5cm, Buenos Airs Tetra 3.5cm are a great size for medium aquariums and make a striking contrast against plants, wood and darker substrates.
Key Features of Buenos Airs Tetra 3.5cm
- Active, hardy schooling tetra
- Silver body with distinctive tail spot and orange fins
- Grows to a manageable size for community tanks
- Buenos Airs Tetra 3.5cm are great for experienced beginners and up
- Ideal for planted and hardscape‑focused layouts
A group of Buenos Airs Tetra 3.5cm creates a dynamic mid‑water display that draws the eye across the tank.
Tank Requirements for Buenos Airs Tetra 3.5cm
To keep Buenos Airs Tetra 3.5cm healthy and comfortable:
- Recommended tank size: from around 80cm (3ft) and up
- Provide open swimming space through the middle of the tank
- Use plants, wood and rocks around the edges for cover
- Temperature: roughly 22–27°C
- pH: about 6.0–7.5 with stable water quality
Buenos Airs Tetra 3.5cm are robust and adaptable, but they still appreciate clean, well‑filtered water and regular maintenance.
Ideal Tank Mates for Buenos Airs Tetra 3.5cm
Buenos Airs Tetra 3.5cm are generally peaceful but quite active, so they’re best with:
- Other medium, fast‑moving tetras and rasboras
- Rainbowfish and similar‑sized community fish
- Corydoras and peaceful bottom dwellers
- Larger shrimp or snails in well‑planned setups
They should be kept in groups of at least 6–8 Buenos Airs Tetra 3.5cm to spread any fin‑nipping behaviour and help them feel secure.
Feeding Buenos Airs Tetra 3.5cm
Feeding Buenos Airs Tetra 3.5cm is easy:
- High‑quality flake or small pellets as a staple
- Supplement with frozen or live foods like brine shrimp, daphnia and bloodworms
- Offer occasional vegetable‑based foods for variety
A varied diet helps Buenos Airs Tetra 3.5cm show their best colour and maintain long‑term health.
Aquascaping Tips for Buenos Airs Tetra 3.5cm
Buenos Airs Tetra 3.5cm look best in:
- Tanks with darker substrate to make their colours pop
- Planted layouts with open central swimming areas
- Hardscape that creates depth and natural “channels” for schooling
Design your scape so a school of Buenos Airs Tetra 3.5cm can cruise back and forth across the front and mid‑section of the aquarium.