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Harlequin catfish (Bagroides melapterus) — Bagridae

Harlequin catfish

Bagroides melapterus
Family: Bagridae
LC · Least Concern

The Harlequin catfish (Bagroides melapterus) is a freshwater fish of the family Bagridae that grows up to 34 cm.

Length
34 cm
Water
Freshwater
Depth
0–? m
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Edibility
Rarely eaten

Description

The harlequin catfish is a bagrid catfish from Southeast Asia, occurring in Thailand, Malaysia, Brunei and Indonesia. It grows to about 34 cm and has a stocky catfish body with long barbels around the mouth. A bottom-dweller, the fish lives in tropical freshwater rivers. Little detail is recorded of its diet and reproduction; related bagrids are carnivorous and eat small fish and invertebrates. The fish is harmless to humans and is sometimes collected for the aquarium trade. The IUCN assesses the species as Least Concern (LC).

Frequently asked questions

How do you recognise the Harlequin catfish?

The Harlequin catfish has an elongate, eel-like body, is mainly brown and shows a plain pattern.

Where does the Harlequin catfish live?

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

How big does the Harlequin catfish get?

The Harlequin catfish grows to a maximum of about 34 cm.

Is the Harlequin catfish dangerous to humans?

No, the Harlequin catfish is harmless to humans.

Is the Harlequin catfish edible?

The Harlequin catfish is rarely eaten.

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All data

Identification

Dutch name
Harlekijnmeerval verified
English name
Harlequin catfish verified
Scientific name
Bagroides melapterus
Family
Bagridae

Appearance

Size class
Medium verified
Max length (cm)
34.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown inferred
Pattern
Plain inferred
Tail shape
Forked inferred
Mouth position
Terminal sourced
Lips
Thin sourced
Barbels
Yes sourced
Dorsal fins
One continuous sourced
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
0 sourced
Origin
Native verified

Behaviour & biology

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

For anglers

Edibility
Rarely eaten sourced
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 sourced

Status & sources

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

More from the family Bagridae

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