Brazhnikov's catfish (Tachysurus brashnikowi)

Family: Bagridae

Brazhnikov's catfish — a Bagridae freshwater fish. Reaches 16.5–24.2 cm; keep at 12–25 °C.

Care parameters

Water temperature
12–25 °C
pH
6.5–7.5
GH hardness
5–15 dGH
Adult length
16.5–24.2 cm
Minimum tank
500 L
Water layer
Bottom-dwelling
Difficulty
Moderate
Temperament
Predatory toward small tankmates

Species overview

Tachysurus brashnikowi is a Bagridae. In the aquarium it stays predatory toward small tankmates. Plan on 16.5–24.2 cm of adult fish at 12–25 °C. Related profiles: Tachysurus fulvidraco, Tachysurus dumerili, Tachysurus nitidus.

Native biotope

Habitat
Large rivers over sand and mud
Flow
Moderate current
Dissolved O₂
High oxygen appreciated

Aquascape & hardware

Substrate
Fine sand
Hardscape
Large caves and driftwood
Plants
Not essential

Temperament, diet & tankmates

Schooling
Singles or small groups in large tanks
Diet
Carnivore; meaty sinking 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
Females plumper
Breeding method
Rare in captivity

Frequently asked questions

Is Brazhnikov's catfish easy to keep?

A moderate-level species: predatory toward small tankmates; stable water matters more than fancy equipment.

What temperature and water chemistry does Brazhnikov's catfish need?

Aim for 12–25 °C. Stable temperate range; 12–25 °C recorded range.

How big does Brazhnikov's catfish get, and what tank size?

Expect 16.5–24.2 cm as an adult, living bottom-dwelling. A 500 L tank or larger gives it room.

What does Brazhnikov's catfish eat?

Carnivore; meaty sinking foods. Vary the menu — quality flakes or pellets plus frozen or live foods.

Can Brazhnikov's catfish live with other fish?

Predatory toward small tankmates; singles or small groups in large tanks. 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 Brazhnikov's catfish come from?

Its habitat is large rivers over sand and mud — moderate current, high oxygen appreciated.

How does Brazhnikov's catfish breed?

Rare in captivity. Females plumper.