The Rosy Tetra (Hyphessobrycon rosaceus) is a small, peaceful freshwater fish recognized by its rosy pink body and dark-tipped fins. It is an active schooling species, making it a popular choice for community aquariums.
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The Rosy Tetra (Hyphessobrycon rosaceus) is a small, peaceful freshwater fish recognized by its rosy pink body and dark-tipped fins. It is an active schooling species, making it a popular choice for community aquariums.
Slender, rosy pink body with black-tipped dorsal and anal fins. Adults grow up to 1.5 inches (3.5–4 cm). Males tend to have more vivid coloration than females.
3–5 years with proper care
Omnivorous — feeds on high-quality flakes, micro-pellets, and occasional live or frozen foods such as daphnia, brine shrimp, and bloodworms.
Rosy Tetras are peaceful, visually appealing, and lively fish that enhance the aesthetic of any community aquarium. Their soft pink hue and schooling behavior make them a delightful choice for planted tanks.
Moderate — hardy if kept in proper schools and stable water conditions.
15 gallons (for a school of 6+)
6.0 to 7.0
2–12 dGH
75–80°F (24–27°C)
1.5 inches (3.5–4 cm)
Compatible with other peaceful tetras, rasboras, danios, corydoras, small livebearers, dwarf gouramis, and peaceful shrimp/snails.
Avoid aggressive or much larger fish that may bully or eat them. Long-finned species may also be fin-nipped.
Hyphessobrycon rosaceus
Characidae
Rio Tapajós and Amazon Basin, Brazil, South America
Schooling fish. Best kept in groups of 6 or more to encourage natural behavior and reduce stress.
Feed 2–3 times daily in small portions. Offer a balanced diet of flakes or micro-pellets supplemented with live or frozen foods for optimal coloration and health.
Egg scatterer. Spawns among fine-leaved plants or spawning mops. Adults should be removed after spawning to prevent predation of eggs.
Requires a separate breeding tank with soft, slightly acidic water (pH 6.0–6.5, temperature 76–80°F / 24–27°C). Provide fine-leaved plants or spawning mops. Eggs hatch in 24–36 hours, and fry become free-swimming in 4–5 days. Feed fry initially with infusoria, then transition to baby brine shrimp.
pH: 6.0–7.0, Temperature: 75–80°F (24–27°C), Hardness: 2–12 dGH, Ammonia/Nitrite: 0 ppm, Nitrate: <20 ppm.
Susceptible to ich, fin rot, and stress if water quality declines or if kept in insufficient numbers.
Peaceful, social schooling fish
Peaceful and schooling. Prefers mid-level areas in the tank and enjoys open swimming spaces with planted hiding spots. Schooling reduces stress and promotes natural activity.
Native to the Rio Tapajós and Amazon Basin in Brazil, the Rosy Tetra is admired for its delicate rosy coloration and peaceful nature. Best kept in schools of 6 or more, it displays natural synchronized schooling behavior and adds charm to community tanks. Prefers planted tanks with gentle water flow and moderate lighting. Its hardy and adaptable nature makes it suitable for beginner aquarists.