A robust, active barb whose breeding males flush a brilliant rosy red. Tolerant of cool water and endlessly energetic, it needs space and a big, busy shoal.
Temperament
Common health issues
- Ich (white spot)
- Fin rot
- Skin conditions
- Swim bladder disorder
Care at a glance
- ExerciseHigh
A busy, energetic swimmer — keep plenty of open swimming room.
- GroomingEasy tank upkeep
No grooming here — steady water quality and routine tank care do it.
- Living spaceNano-tank friendly
Happy in a small, stable, well-filtered tank.
- Owner experienceFor experienced owners
Rewards owners who know the ropes.
- Commitment5–8 years
Plan for a long, loving relationship.
Health to watch: Ich (white spot) · Fin rot · Skin conditions
📖 Care guide
The rosy barb (Pethia conchonius) is a hardy, active cyprinid from the subtropical rivers and lakes of South Asia, especially northern India, Bangladesh and Afghanistan. It grows to about 8–14 cm and lives 5–8 years. Breeding males develop a brilliant rosy-red flush, while females stay a coppery silver. Rosy barbs are strong, fast swimmers that need a tank of 110 litres or more with plenty of length, kept in a group of six or more. They tolerate cooler water than most tropicals, thriving at 18–24°C with a pH of 6.0–7.5, which makes them suitable for unheated rooms. Provide robust plants and open swimming space, as their energy can overwhelm a small tank. They are hardy omnivores that eat flake, pellets, vegetables and frozen or live foods. Active and generally peaceful, they can nip the fins of slow or long-finned fish if under-schooled, so keep a good-sized group and choose brisk tankmates. Their few problems — ich and fin rot — follow poor water or overheating and are prevented by cool, clean, stable conditions.
Frequently asked questions
How active is a Rosy Barb?
High. A busy, energetic swimmer — keep plenty of open swimming room.
How much maintenance does a Rosy Barb need?
Easy tank upkeep. No grooming here — steady water quality and routine tank care do it.
What tank size does a Rosy Barb need?
Nano-tank friendly. Happy in a small, stable, well-filtered tank.
Is a Rosy Barb a good fit for first-time owners?
For experienced owners. Rewards owners who know the ropes.
How long do Rosy Barb live?
5–8 years. Plan for a long, loving relationship.
What health issues affect the Rosy Barb?
Keep an eye out for Ich (white spot), Fin rot, Skin conditions. These are worth raising with your vet, along with any screening they recommend.
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