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Skewtail suckermouth catfish (Chiloglanis asymetricaudalis) — Mochokidae

Skewtail suckermouth catfish

Chiloglanis asymetricaudalis
Family: Mochokidae
EN · Endangered

The Skewtail suckermouth catfish (Chiloglanis asymetricaudalis) is a freshwater fish of the family Mochokidae that grows up to 8 cm.

Length
7.6 cm
Water
Freshwater
Diet
Herbivore
Behaviour
Small groups
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Stone or rock
Danger
Can cause injury
Range
East Africa; Rusizi and Luiche rivers in the Tanganyika basin (Burundi, DR Congo, Rwanda, Tanzania).
Edibility
Not eaten

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Description

The Skewtail suckermouth catfish is a suckermouth squeaker (Mochokidae) from fast-flowing, clear fresh water of the Malagarasi drainage in East Africa. The species grows to about 6 cm and has a flattened body with a large, sucking lower lip with which it clings to rocks in strong current and rasps off algae, and short barbels. As a bottom-dweller it lives among stones and gravel of oxygen-rich mountain streams. The pectoral and dorsal spines can give a painful puncture wound when handled.

Frequently asked questions

How do you recognise the Skewtail suckermouth catfish?

The Skewtail suckermouth catfish has an elongate, eel-like body, is mainly brown and shows a spots pattern. Sucker-like oral disc and a strikingly asymmetrical caudal fin; endangered (EN) rapids dweller.

Where does the Skewtail suckermouth catfish live?

The Skewtail suckermouth catfish lives in fresh water and is mostly found around stony or rocky ground. East Africa; Rusizi and Luiche rivers in the Tanganyika basin (Burundi, DR Congo, Rwanda, Tanzania).

How big does the Skewtail suckermouth catfish get?

The Skewtail suckermouth catfish grows to a maximum of about 8 cm.

Is the Skewtail suckermouth catfish dangerous to humans?

The Skewtail suckermouth catfish can cause injury; handle it with care. For a cut or puncture from a sharp fin spine: rinse the wound with clean water, apply pressure to stop bleeding and cover with a sterile dressing. Check that no spine fragment remains and watch for signs of infection; for a deep wound update tetanus protection.

Is the Skewtail suckermouth catfish edible?

The Skewtail suckermouth catfish is not usually eaten.

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All data

Identification

English name
Skewtail suckermouth catfish sourced
Scientific name
Chiloglanis asymetricaudalis
Family
Mochokidae
Other names
Longtail suckermouth sourced

Appearance

Size class
Small verified
Max length (cm)
7.6 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Pattern
Spots inferred
Tail shape
Forked inferred
Mouth position
Inferior (downward) sourced
Lips
Thick / fleshy inferred
Barbels
Yes sourced
Dorsal fins
One continuous inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Stone or rock sourced
Natural range
East Africa; Rusizi and Luiche rivers in the Tanganyika basin (Burundi, DR Congo, Rwanda, Tanzania). inferred
Origin
Native sourced

Behaviour & biology

Diet
Herbivore sourced
Diet (detail)
Algae, periphyton and small invertebrates sourced
Social behaviour
Small groups inferred
Territorial
No inferred
Activity
Nocturnal inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Sucker-like oral disc and a strikingly asymmetrical caudal fin; endangered (EN) rapids dweller. sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Not a target species for angling; at most an incidental catch or usable as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Can cause injury verified
First aid
For a cut or puncture from a sharp fin spine: rinse the wound with clean water, apply pressure to stop bleeding and cover with a sterile dressing. Check that no spine fragment remains and watch for signs of infection; for a deep wound update tetanus protection. sourced

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Chiloglanis

More from the family Mochokidae

Fin

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