Sinogastromyzon wui

Family: Balitoridae

Sinogastromyzon wui — a Balitoridae freshwater fish. Reaches 10.5–15.4 cm; keep at 20–26 °C.

Care parameters

Water temperature
20–26 °C
pH
6.5–7.5
GH hardness
10–20 dGH
Adult length
10.5–15.4 cm
Minimum tank
285 L
Water layer
Bottom-dwelling on rock surfaces
Difficulty
Moderate
Temperament
Peaceful; territorial over a favourite perch

Species overview

A Balitoridae species: Sinogastromyzon wui lives bottom-dwelling on rock surfaces over fast-flowing mountain streams, clinging to rocks. Peaceful; territorial over a favourite perch. Adults reach 10.5–15.4 cm. It is one of the aquarium-kept Sinogastromyzon species we profile, alongside Sinogastromyzon puliensis, Sinogastromyzon szechuanensis.

Native biotope

Habitat
Fast-flowing mountain streams, clinging to rocks
Flow
Very strong, highly oxygenated current
Dissolved O₂
Requires very high dissolved oxygen

Aquascape & hardware

Substrate
Bare rock and coarse gravel
Hardscape
Large smooth boulders
Plants
Minimal; algae-covered stones instead

Temperament, diet & tankmates

Schooling
Keep in a small group with enough perches
Diet
Herbivorous grazer; algae and spirina foods
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
Difficult to distinguish
Breeding method
Not bred in home aquaria

Frequently asked questions

Is Sinogastromyzon wui easy to keep?

A moderate-level species: peaceful; territorial over a favourite perch; stable water matters more than fancy equipment.

What temperature and water chemistry does Sinogastromyzon wui need?

Set the heater to 20–26 °C and avoid swings. pH 6.5–7.5, GH 10–20 dGH suit it.

How big does Sinogastromyzon wui get, and what tank size?

Expect 10.5–15.4 cm as an adult, living bottom-dwelling on rock surfaces. A 285 L tank or larger gives it room.

What does Sinogastromyzon wui eat?

Herbivorous grazer; algae and spirina foods. Feed two small meals a day rather than one large one.

Can Sinogastromyzon wui live with other fish?

Yes, with care. Peaceful; territorial over a favourite perch — pair it with Similar-sized peaceful community fish — Similar size and water needs and skip Much smaller fish — May outcompete or bully tiny tankmates.

Where does Sinogastromyzon wui come from?

Its habitat is fast-flowing mountain streams, clinging to rocks — very strong, highly oxygenated current, requires very high dissolved oxygen.

How does Sinogastromyzon wui breed?

Not bred in home aquaria. Difficult to distinguish.