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Glam Fame Journal

Are Serpae Tetras aggressive fish?

Author

Matthew Perez

Updated on April 05, 2026

Are Serpae Tetras aggressive fish?

Serpae tetras are popular flame-colored fish that move in bright red schools through your aquarium. They’re quite popular in a community aquarium because of their beauty and ease of care, though they can become mildly aggressive when among slow-moving species.

Are Serpae Tetras good community fish?

For the most part, Serpae Tetras are peaceful. They are fast-moving fish that get along with several other fish species. As we mentioned earlier, these are community fish that thrive in larger groups. When paired together, they’ll spend a lot of time exploring the tank.

How big do Serpae Tetras get?

Serpae tetra can grow to be 5 cm (2 in). They have very distinctive coloring with a red body and a black spot near their gills. It is an omnivore and will feed on flake and blood worms.

Are Serpae Tetras hardy fish?

Although there are some things to remember, when thinking about serpae tetras tankmates, they are generally very hardy fish and easy to take care of, so they are quite beginner friendly as well.

How many serpae tetras Can I put in a 10 gallon tank?

However, since the tetras usually like to school, I would avoid getting a different type of tetra because you would need to get 5 or more of them for them to be happy and that would be way to many tropical fish in your 10 gallon tank. Serpae Tetras are a very nice, beautiful fish to add to a community aquarium.

What is the best Tetra fish?

Ideal set-up

  • Kitty tetra. Scientific name: Hyphessobrycon heliacus.
  • Ember tetra. Scientific name: Hyphessobrycon amandae.
  • Cardinal tetra. Scientific name: Paracheirodon axelrodi.
  • Bentos tetra, Ornate tetra. Scientific name: Hyphessobrycon bentosi.
  • Emperor tetra.
  • Coffee bean tetra.
  • Diamond tetra.
  • Black neon tetra.

How many Serpae Tetras Can I put in a 10 gallon tank?

How many serpae tetras are in a 10 gallon?

How many serpae tetras are in a 20 gallon?

However, Serpae Tetra thrive in aquariums with live plants & keeping them in planted aquarium is recommended, these fish can be kept in an aquarium as small as 20 gallon in a group of 6 or more, they tend to be fin-nippers of smaller fish with long fins like Guppies or Betta & even the slow moving Angel fish.

How many serpae tetras are in a 55 gallon?

Just make sure you have them in schools of four or more to avoid any problems with other fish. You should also keep them well fed, as this will take care of any aggressive behaviour problems, which sometimes Serpaes have. I have 6 serpae tetras in my 55 gallon tank. MOST of the time they are peaceful.

How many Serpae Tetras are in a 10 gallon?

Can I mix tetras?

Keep your Buenos Aires with other larger sized tetras such as the black skirt or Serpea tetras, as well as with barbs, danios, gouramis, and rainbow fish. Avoid maintaining them with small fish such as neon tetras as well as long-finned species like betta and angelfish. Bottom-dwelling fish make good companions.