Fish · Cyprinid

Harlequin Rasbora

4–5 cm Lifespan 5–8 years Heat-hardy
Beginner friendlyVery good
Community tankExcellent
Care levelVery easy
Food habit & dietOmnivore: quality flakes or micro pellets, plus frozen foods (bloodworm, brine shrimp, daphnia) a few times a week. Feed only what is eaten in 2 minutes.
Suitable climate · UAE noteTropical species; a heater is rarely needed in UAE homes, but keep water under 28°C in summer.
Heat tolerance 4/5
Water typeFreshwater (soft)
Tank sizeMin. 60 L, shoal of 8+
pH range6.0–7.5
Water temperature22–27°C
Tank matesPeaceful community fish
OriginSoutheast Asia
Average lifespan5–8 years
Origin & historyThe Harlequin Rasbora comes from Southeast Asia.
Tank careWeekly 20–30% water change with dechlorinated water; test ammonia, nitrite and nitrate.

General guidance only. Speak to a licensed vet about your own pet.