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Eel catfish (Heptapterus mustelinus) — Heptapteridae

Eel catfish

Heptapterus mustelinus
Family: Heptapteridae

The Eel catfish (Heptapterus mustelinus) is a freshwater fish of the family Heptapteridae that grows up to 26 cm.

Length
26 cm
Water
Freshwater
Diet
Carnivore
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless

Description

The eel catfish is a three-barbeled catfish (Heptapteridae) from fresh water of the La Plata basin in southern South America. The species grows to about 26 cm and has a strongly elongate, eel-like, grey-brown, scaleless body with long barbels and small eyes. As a nocturnal bottom-dweller it shelters by day among stones and roots of flowing streams and searches for insect larvae and small invertebrates at night. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Eel catfish?

The Eel catfish has an elongate, eel-like body and is mainly brown.

Where does the Eel catfish live?

The Eel catfish lives in fresh water and is mostly found around sand or mud bottom.

How big does the Eel catfish get?

The Eel catfish grows to a maximum of about 26 cm.

Is the Eel catfish dangerous to humans?

No, the Eel catfish is harmless to humans.

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All data

Identification

Dutch name
Aalmeerval sourced
English name
Eel catfish sourced
Scientific name
Heptapterus mustelinus
Family
Heptapteridae
Other names
Catfish sourced

Appearance

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

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Origin
Native inferred

Behaviour & biology

Diet
Carnivore inferred
Territorial
No inferred
Activity
Nocturnal sourced
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred

For anglers

Fishing method
Bodemvissen met natuurlijk aas (worm, garnaal of vis) op of vlak boven de bodem. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified

Status & sources

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

Same genus Heptapterus

More from the family Heptapteridae

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