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Lowveld rock catlet (Chiloglanis swierstrai) — Mochokidae

Lowveld rock catlet

Chiloglanis swierstrai
Family: Mochokidae
LC · Least Concern

The Lowveld rock catlet (Chiloglanis swierstrai) is a freshwater fish of the family Mochokidae that grows up to 7 cm.

Length
7 cm
Water
Freshwater
Diet
Herbivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Range
Southern Africa
Edibility
Not eaten

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Description

The lowveld rock catlet is a small African catfish from fresh water of southern Africa, including the Limpopo and Incomati systems. The species grows to about 7 cm and has a flattened body, short barbels and a sucker-like lower lip with which it clings to stones in fast-flowing water. As a bottom-dweller it holds its ground in rapids and grazes algae, aufwuchs and small invertebrates from rocks. The fish is harmless to humans. The IUCN assesses the species as Least Concern (LC).

Frequently asked questions

How do you recognise the Lowveld rock catlet?

The Lowveld rock catlet has an elongate, eel-like body, is mainly brown and shows a marbled pattern. Sucker-shaped lower lip; rock-dwelling little stream suckermouth catfish

Where does the Lowveld rock catlet live?

The Lowveld rock catlet lives in fresh water and is mostly found around mixed bottom. Southern Africa

How big does the Lowveld rock catlet get?

The Lowveld rock catlet grows to a maximum of about 7 cm.

Is the Lowveld rock catlet dangerous to humans?

No, the Lowveld rock catlet is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

Is the Lowveld rock catlet edible?

The Lowveld rock catlet is not usually eaten.

More photos

Lowveld rock catlet (Chiloglanis swierstrai) — Mochokidae — 2
R. Bills (CC BY 4.0) via GBIF — SAIAB
Lowveld rock catlet (Chiloglanis swierstrai) — Mochokidae — 3
R. Bills (CC BY 4.0) via GBIF — SAIAB
Lowveld rock catlet (Chiloglanis swierstrai) — Mochokidae — 4
SAIAB (CC BY 4.0) via GBIF — SAIAB
Lowveld rock catlet (Chiloglanis swierstrai) — Mochokidae — 5
iNaturalist ((c) Rob Palmer, some rights reserved (CC BY-NC-SA))
Fin

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All data

Identification

English name
Lowveld rock catlet verified
Scientific name
Chiloglanis swierstrai
Family
Mochokidae
Other names
Lowveld rock catlet; Lowveld suckermouth verified

Appearance

Size class
Small verified
Max length (cm)
7.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Pattern
Marbled sourced
Tail shape
Straight inferred
Mouth position
Inferior (downward) sourced
Lips
Thick / fleshy sourced
Barbels
Yes sourced
Dorsal fins
One continuous sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
Southern Africa verified
Origin
Native verified

Behaviour & biology

Diet
Herbivore sourced
Diet (detail)
Algae, biofilm and small invertebrates inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Current-loving small rock-sucking catfish; present year-round. sourced
Special features
Sucker-shaped lower lip; rock-dwelling little stream suckermouth catfish 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
Harmless sourced
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

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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