Tetra fish are small, colorful freshwater fish popular in home aquariums. They belong to the Characidae family and are known for their peaceful nature and vibrant colors.

Yes, tetra fish are ideal for beginners due to their hardiness, peaceful temperament, and ease of care.

There are over 150 species of tetra fish, including popular ones like Neon Tetras, Cardinal Tetras, Ember Tetras, and Glowlight Tetras.

Most tetra fish originate from the freshwater rivers and streams of South America and Central Africa, such as the Amazon Basin.

Tetra fish typically grow between 1 to 2 inches in length, depending on the species.

A 10-gallon tank is suitable for a small group of tetras. Larger groups or species may need 20 gallons or more.

Tetra fish thrive in water temperatures between 72°F to 78°F (22°C to 26°C).

Tetra fish prefer slightly acidic to neutral water with a pH of 6.0 to 7.5.

Yes, a heater is recommended to maintain stable tropical temperatures in their tank.

Absolutely. Tetras love live plants, which provide shelter, improve water quality, and enhance their natural colors.

Yes, tetras are peaceful community fish and do well in groups with other non-aggressive species.

Tetras are schooling fish and should be kept in groups of at least 6 or more of the same species to feel secure.

Good tank mates include guppies, mollies, corydoras, rasboras, danios, and small peaceful shrimp.

Yes, many tetra species can coexist peacefully if tank size and water conditions are suitable.

Generally, no. But if kept in too small groups or overcrowded tanks, some tetras may become nippy.

Tetra fish are omnivores. They eat flake food, micro pellets, frozen daphnia, brine shrimp, and live worms.

Feed them 1–2 times a day with only as much food as they can consume in 2 minutes.

Common signs include faded color, hiding, fast gill movement, or refusing food.

With proper care, most tetras live between 3 to 5 years, and some species even longer.

A filter is essential for clean water. An air pump can help with oxygenation but isn’t always required if there's good surface agitation.