Ensure that the chemistry is stable at all times. The fish will generally be easy to keep since they are rarely vulnerable to diseases. You can opt to have a planted aquarium with an open central region.īeing omnivorous, the cardinal tetra will eat most foods, but you should provide a lot of flake foods to satisfy their vitamin requirements. Ensure that your tank has an open swimming space in addition to several hiding places. The temperature should range between 73 to 80 ☏ with a PH of below 6. It is a schooling fish, and you should, therefore, keep a community of the fish in your tank. In the wild, the cardinal tetra prefers waterways covered by dense rainforests where the water is either static or slow-moving. It is indigenous to the South American countries of Venezuela, Brazil, and Colombia in environments like the Rio Negro tributary. The cardinal tetra closely resembles the more popular neon tetra. Cardinal Tetra (Paracheirodon Axelrodi) Cardinal Tetra Most of the tetras will thrive in moderately warm tanks with strong water currents.

Tetra species inhabit a range of habitats, from South America to East Africa, where they are sourced from wetlands, lakes, ponds, and rivers.

Many aquarists love tetras for their peaceful nature, and how easily they can adjust to different kinds of setups. There is a rich variety of aquarium species available, and it can be tasking to narrow down the right ones for you. As an Amazon Associate we earn from qualifying purchases.

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Gold tetra