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Cave catfish (Clarias cavernicola) — Clariidae

Cave catfish

Clarias cavernicola
Family: Clariidae
CR · Critically Endangered

The Cave catfish (Clarias cavernicola) is a freshwater fish of the family Clariidae that grows up to 16 cm.

Length
16.1 cm
Water
Freshwater
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Africa: Namibia

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Description

The cave catfish is a blind cave catfish (Clariidae) found only in an underground lake in the Aigamas Cave in Namibia. The species grows to about 16 cm and has an elongate, pale, almost pigmentless body with strongly reduced or absent eyes, barbels and an air-breathing organ. As a bottom-dweller of the dark cave water it probes for insects fallen into the water and organic matter. Through its extremely small habitat the species is critically endangered. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Cave catfish?

The Cave catfish has an elongate, eel-like body and is mainly white.

Where does the Cave catfish live?

The Cave catfish lives in fresh water and is mostly found around sand or mud bottom. Africa: Namibia

How big does the Cave catfish get?

The Cave catfish grows to a maximum of about 16 cm.

Is the Cave catfish dangerous to humans?

No, the Cave catfish 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.

More photos

Cave catfish (Clarias cavernicola) — Clariidae — 2
Mark Allen (CC0 1.0) via GBIF — NHMUK
Cave catfish (Clarias cavernicola) — Clariidae — 3
P.H. Skelton (CC BY 4.0) via GBIF — SAIAB
Cave catfish (Clarias cavernicola) — Clariidae — 4
SAIAB (CC BY 4.0) via GBIF — SAIAB
Cave catfish (Clarias cavernicola) — Clariidae — 5
SAIAB (CC BY 4.0) via GBIF — SAIAB
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All data

Identification

English name
Cave catfish sourced
Scientific name
Clarias cavernicola
Family
Clariidae
Other names
Cave catfish; Cave Catfish verified

Appearance

Size class
Medium verified
Max length (cm)
16.1 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
White sourced
Tail shape
Rounded inferred
Barbels
Yes sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
Africa: Namibia sourced
Origin
Native inferred

Behaviour & biology

Territorial
No inferred
Activity
Nocturnal inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
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 Clarias

More from the family Clariidae

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