Cardinal Tetra

Cardinal Tetras are vibrant schooling fish that bring dynamic movement and brilliant red-and-blue coloring to any aquarium. These peaceful community fish thrive in groups of six or more, creating mesmerizing synchronized swimming patterns. Perfect for planted tanks and peaceful setups, they prefer slightly acidic water and temperatures between 73–81°F. Their small size and gentle temperament make them ideal for both beginner and experienced aquarists. Watch them school together for a stunning natural display that transforms your tank into a living work of art.