Exostoma labiatum

Family: Sisoridae

Exostoma labiatum — a Sisoridae freshwater fish. Reaches 8.2–12.1 cm; keep at 18–26 °C.

Care parameters

Water temperature
18–26 °C
pH
6.5–7.8
GH hardness
12–26.4 dGH
Adult length
8.2–12.1 cm
Minimum tank
176 L
Water layer
Bottom-dwelling
Difficulty
Moderate
Temperament
Peaceful; territorial over perches

Species overview

A Sisoridae species: Exostoma labiatum lives bottom-dwelling over mountain torrents clinging to boulders. Peaceful; territorial over perches. Adults reach 8.2–12.1 cm. In a community tank it pairs well with Similar-sized peaceful community fish.

Native biotope

Habitat
Mountain torrents clinging to boulders
Flow
Very strong current, highly oxygenated
Dissolved O₂
Requires very high dissolved oxygen

Aquascape & hardware

Substrate
Bare smooth rock
Hardscape
Large boulders forming crevices
Plants
Minimal

Temperament, diet & tankmates

Schooling
Small groups with enough perches
Diet
Herbivorous-leaning omnivore
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
Unclear
Breeding method
Unknown in aquaria

Frequently asked questions

Is Exostoma labiatum easy to keep?

Difficulty: moderate. Peaceful; territorial over perches. Small groups with enough perches.

What temperature and water chemistry does Exostoma labiatum need?

Aim for 18–26 °C. Cool and stable; 18–26 °C typical for the family.

How big does Exostoma labiatum get, and what tank size?

Expect 8.2–12.1 cm as an adult, living bottom-dwelling. A 176 L tank or larger gives it room.

What does Exostoma labiatum eat?

Herbivorous-leaning omnivore. Vary the menu — quality flakes or pellets plus frozen or live foods.

Can Exostoma labiatum live with other fish?

Peaceful; territorial over perches. Recommended tankmates: Similar-sized peaceful community fish — Similar size and water needs. Avoid Much smaller fish — May outcompete or bully tiny tankmates.

Where does Exostoma labiatum come from?

It lives in mountain torrents clinging to boulders. Very strong current, highly oxygenated; Requires very high dissolved oxygen.

How does Exostoma labiatum breed?

Unknown in aquaria. Unclear.