Cuming's Barb (Pethia cumingii)

Family: Cyprinidae

Cuming's Barb — a Cyprinidae freshwater fish. Reaches 3.8–5.5 cm; keep at 22–27 °C.

Care parameters

Water temperature
22–27 °C
pH
5.5–6.5
GH hardness
5–19 dGH
Adult length
3.8–5.5 cm
Minimum tank
36 L
Water layer
Bottom-dwelling
Difficulty
Moderate
Temperament
Mostly peaceful; some species nip fins

Species overview

Pethia cumingii of the family Cyprinidae is an aquarium-kept Cyprinidae. Mostly peaceful; some species nip fins and omnivore; prepared foods with regular vegetable matter, it grows to 3.8–5.5 cm and prefers 22–27 °C water. Other Pethia species in our database include Pethia atra, Pethia conchonius, Pethia didi.

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
Shoaling; keep in groups of 6 or more
Diet
Omnivore; prepared foods with regular vegetable matter
Recommended tankmates
  • Similar-sized peaceful community fish — Similar size and water needs
Avoid keeping with
  • Much smaller fish — May outcompete or bully tiny tankmates

Breeding & notes

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

Frequently asked questions

Is Cuming's Barb easy to keep?

A moderate-level species: mostly peaceful; some species nip fins; stable water matters more than fancy equipment.

What temperature and water chemistry does Cuming's Barb need?

Aim for 22–27 °C. Room temperature to heated, depending on origin; 22–27 °C recorded range.

How big does Cuming's Barb get, and what tank size?

Expect 3.8–5.5 cm as an adult, living bottom-dwelling. A 36 L tank or larger gives it room.

What does Cuming's Barb eat?

Omnivore; prepared foods with regular vegetable matter. Vary the menu — quality flakes or pellets plus frozen or live foods.

Can Cuming's Barb live with other fish?

Mostly peaceful; some species nip fins; shoaling; keep in groups of 6 or more. Good company: Similar-sized peaceful community fish — Similar size and water needs. Keep away from Much smaller fish — May outcompete or bully tiny tankmates.

Where does Cuming's Barb come from?

It lives in clear streams and rivers over gravel. Moderate, well-oxygenated current; Appreciates well-oxygenated water.

Does Cuming's Barb jump?

Not a noted jumper — a standard cover still keeps dust and spray in.

How does Cuming's Barb breed?

Egg-scatterer; no parental care. Males often slimmer and more colourful.