Neon Tetra

Neon Tetra Fish – Vibrant Freshwater Aquarium Fish, Peaceful Schooling Nano Fish (1–2 Inches)

Brilliant Coloration: The neon tetra displays a glowing blue stripe along the upper body and a vivid neon red stripe across the lower half, creating a stunning visual effect in any aquarium.

Perfect for Community Tanks: Neon tetra fish are completely peaceful and ideal for community aquariums with other small, non-aggressive species.

Ideal for Small & Nano Tanks: With a maximum size of just 1–2 inches, the neon tetra is an excellent choice for nano aquariums and smaller tank setups.

Schooling Fish: Neon tetras thrive when kept in groups of 6 or more, producing a beautiful, synchronized swimming display.

Beginner-Friendly: Hardy and easy to care for in a well-cycled aquarium, making neon tetra fish suitable for both beginners and experienced aquarists.

The neon tetra is one of the most recognizable and popular freshwater aquarium fish, prized for its glowing blue stripe and vibrant red coloration. These colors run horizontally along the body, creating a striking contrast that stands out in both planted and community aquariums. Due to their small size and peaceful nature, neon tetra fish are suitable for aquarists of all experience levels and adapt well to stable, well-maintained tanks.

Neon tetras are schooling fish and should always be kept in groups of at least six individuals. When maintained in proper numbers, the neon tetra displays confident behavior and enhanced coloration while swimming gracefully through the middle and upper levels of the aquarium. Their calm temperament makes neon tetra fish compatible with other small, non-aggressive community species, making them a reliable choice for mixed freshwater setups.

A well-planted aquarium helps the neon tetra feel secure and encourages natural behavior. Live plants, driftwood, and rock structures provide shelter while mimicking their natural habitat. Neon tetra fish prefer soft, slightly acidic water and should only be added to fully cycled aquariums, as they can be sensitive to sudden changes in water parameters. Slow acclimation is strongly recommended for long-term health.

Feeding the neon tetra a varied and balanced diet supports vibrant coloration and overall vitality. High-quality flake food, micro pellets, and occasional frozen or freeze-dried foods such as brine shrimp and bloodworms are readily accepted. With proper care, neon tetra fish remain active, colorful, and peaceful, making them an excellent long-term addition to freshwater aquariums.

Care & Tank Requirements

Temperature: 68° – 80°F (20° – 27°C)

pH Level: 5.0 – 7.0

Water Hardness (KH): 4 – 10 dKH

Minimum Tank Size: 10 gallons

Feeding Information

Diet: Omnivorous

Food Type: High-quality flakes, micro pellets, brine shrimp, daphnia, freeze-dried bloodworms, tubifex

Additional Information

Behavior: Peaceful, schooling fish

Tank Compatibility: Safe with live plants

Origin: Tank-bred; native to South American freshwater streams

Adult Size: 1.5 – 2 inches

Purchase Size: 0.25 – 1 inch