Tetras

🌈 Tetras – Vibrant, Peaceful Schooling Fish for Every Aquarium

Add life, color, and energy to your aquarium with our premium selection of Tetras for sale at RobsAquatics.com. Known for their vibrant hues and peaceful nature, tetras are among the most popular freshwater schooling fish in the hobby—ideal for both beginners and experienced aquarists.

Our Tetras Collection features a diverse mix of species, including classics like Neon Tetras, Cardinal Tetras, and Rummynose Tetras, as well as more unique varieties like Ember Tetras, Congo Tetras, Glowlight, Black Phantom, and specialty color morphs. Whether you’re creating a lush planted aquascape or a lively nano tank, tetras bring movement and brilliance to every corner of your setup.

Each tetra is hand-selected for health and color, and all orders are shipped live with our health guarantee. We take pride in offering top-quality specimens that are acclimated, disease-free, and ready to thrive in your tank.

Perfect for:

  • Aquarists looking to buy tetras online

  • Fans of peaceful aquarium fish

  • Community tank setups with Corydoras, Discus, or dwarf cichlids

  • Adding movement and color to planted tanks or biotopes

Tetras are well-known for their schooling behavior, preferring to be kept in groups of six or more. Their active yet gentle temperament makes them compatible with many other tropical fish species, and their small size makes them ideal for both nano tanks and larger aquariums.

Our tetra inventory changes frequently with seasonal imports and rare variants, so if you see a species you like, act fast—it may not be available again soon.

Ready to transform your tank? Explore our full Tetras Collection today and stock up on some of the most colorful, energetic, and peaceful fish in the freshwater hobby—only at RobsAquatics.com.