Queen Danio (Devario regina)

Family: Cyprinidae

Queen Danio — a Cyprinidae from South & Southeast Asia, hardy, active mid-water fish; never stop moving. Reaches 8.1–11.9 cm; tight schooler; the more the livelier. 23–25 °C.

Care parameters

Water temperature
23–25 °C
pH
6.5–7.5
GH hardness
5–15 dGH
Adult length
8.1–11.9 cm
Minimum tank
170 L
Water layer
Bottom-dwelling
Difficulty
Moderate
Temperament
Hardy, active mid-water fish; never stop moving
Origin
South & Southeast Asia

Species overview

Devario regina, a member of the family Cyprinidae, is native to South & Southeast Asia. Built for speed in clear streams — colour, condition and courage all track water quality. It lives on the bottom. Adults reach 8.1–11.9 cm. Tight schooler; the more the livelier. Cover the surface with floating plants, keep the school large, and maintain spotless water. Maintain 23–25 °C at pH 6.5–7.5. Best suited to a keeper who can match its natural water.

Native biotope

Habitat
Clear streams and rivers over gravel
Flow
Moderate, well-oxygenated current
Dissolved O₂
Appreciates well-oxygenated water

Aquascape & hardware

Substrate
Fine gravel and sand
Hardscape
Water-worn stones and driftwood
Plants
Hardy rooted plants along the margins

Temperament, diet & tankmates

Schooling
Tight schooler; the more the livelier
Diet
Eager eater; small frequent feeds suit its pace
Recommended tankmates
  • Corydoras and small loaches — Occupy the bottom without fuss
Avoid keeping with
  • Large predators — Out-swim fate only so long

Breeding & notes

Sexual dimorphism
Males often slimmer and more colourful
Breeding method
Egg-scatterer among plants; no parental care