Rhynchocypris oxycephalus

Family: Cyprinidae

Rhynchocypris oxycephalus — a Cyprinidae from Amur basin, calm, undemanding and well-suited to community life. Reaches 12.9–18.9 cm; small groups recommended. 10–20 °C.

Care parameters

Water temperature
10–20 °C
pH
6.5–7.5
GH hardness
5–15 dGH
Adult length
12.9–18.9 cm
Minimum tank
429 L
Water layer
Bottom-dwelling
Difficulty
Moderate
Temperament
Calm, undemanding and well-suited to community life
Origin
Amur basin

Species overview

Cyprinidae species Rhynchocypris oxycephalus comes from Amur basin. A adaptable species that forgives beginner mistakes more readily than most. It lives on the bottom. Adults reach 12.9–18.9 cm. Small groups recommended. Give it clean water and room to behave naturally, and it will largely care for itself. Maintain 10–20 °C at pH 6.5–7.5. Water quality and diet matter more than décor.

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
Small groups recommended
Diet
Unfussy omnivore; varied diet keeps condition
Recommended tankmates
  • Similar-sized peaceful community fish — Compatible size and temperament
Avoid keeping with
  • Fin-nippers — Constant stress

Breeding & notes

Sexual dimorphism
Males often slimmer and more colourful
Breeding method
Spawns freely; remove parents to save the eggs