The Rosy Barb (Pethia conchonius) is a peaceful, hardy freshwater fish known for its vibrant pink to reddish body color, which intensifies in males during breeding. It is an active schooling species suitable for community aquariums.
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The Rosy Barb (Pethia conchonius) is a peaceful, hardy freshwater fish known for its vibrant pink to reddish body color, which intensifies in males during breeding. It is an active schooling species suitable for community aquariums.
Slender body with pink to reddish hue; males become more intensely colored during breeding. Adults grow up to 6 inches (15 cm). Fins are slightly translucent with a reddish tint in males.
5–8 years with proper care
Omnivorous — feeds on high-quality flakes, pellets, and occasional live or frozen foods such as bloodworms, daphnia, and brine shrimp.
Rosy Barbs are vibrant, peaceful, and active schooling fish that enhance the beauty of community tanks. Proper schooling and water maintenance allow them to thrive and display their natural colors.
Easy to moderate — hardy species, adaptable to different water conditions.
30 gallons (for a school of 6+)
6.5 to 7.5
5–15 dGH
72–78°F (22–26°C)
6 inches (15 cm)
Compatible with other peaceful, similarly sized fish such as barbs, danios, tetras, and livebearers.
Avoid overly aggressive or much larger fish that may bully or eat them.
Pethia conchonius
Cyprinidae
South and Southeast Asia – India, Nepal, Bangladesh, Myanmar
Schooling fish. Best kept in groups of 6 or more to reduce stress and display natural behavior.
Feed 2–3 times daily in small portions. Provide a varied diet of flakes, pellets, and occasional live or frozen foods to maintain vibrant coloration and health.
Egg scatterer. Spawns over fine-leaved plants or spawning mops. Adults do not guard eggs and should be removed after spawning to prevent egg predation.
Use a separate breeding tank with soft, slightly acidic to neutral water (pH 6.5–7.5, temperature 74–78°F / 23–26°C). Provide fine-leaved plants or spawning mops. Eggs hatch in 24–48 hours, fry become free-swimming in 3–5 days. Feed fry infusoria, then transition to baby brine shrimp or finely crushed flakes.
pH: 6.5–7.5, Temperature: 72–78°F (22–26°C), Hardness: 5–15 dGH, Ammonia/Nitrite: 0 ppm, Nitrate: <20 ppm.
Prone to ich, fin rot, and stress if water quality is poor or kept in small groups.
Peaceful but active; best kept in schools to enhance coloration and reduce stress.
Peaceful, active, and social. Prefers mid-level swimming zones and enjoys planted tanks with open spaces for schooling.
Native to South and Southeast Asia, including India, Nepal, Bangladesh, and Myanmar, the Rosy Barb is admired for its bright coloration and calm temperament. Best kept in groups of 6 or more, it thrives in planted community tanks with open swimming areas. Hardy and adaptable, this species tolerates a wide range of water conditions, making it suitable for beginner and intermediate aquarists.