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Variegated stream catfish (Akysis variegatus) — Akysidae

Variegated stream catfish

Akysis variegatus
Family: Akysidae

The Variegated stream catfish (Akysis variegatus) is a freshwater fish of the family Akysidae that grows up to 4 cm.

Length
4.3 cm
Water
Freshwater
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Venomous / poisonous

Description

The Variegated stream catfish is a small stream catfish (Akysidae) from fast-flowing, clear fresh water of Sundaland in Southeast Asia. The species grows to about 6 cm and has a stocky, brown-mottled body with rough, tubercled skin, four pairs of barbels and an adipose fin. As a nocturnal bottom-dweller it shelters among gravel, sand and leaf litter and snaps at insect larvae and small invertebrates. The pectoral spines are linked to a venom gland and can give a painful, burning puncture wound.

Frequently asked questions

How do you recognise the Variegated stream catfish?

The Variegated stream catfish has an elongate, eel-like body, is mainly brown and shows a spots pattern.

Where does the Variegated stream catfish live?

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

How big does the Variegated stream catfish get?

The Variegated stream catfish grows to a maximum of about 4 cm.

Is the Variegated stream catfish dangerous to humans?

The Variegated stream catfish is venomous — handle spines with care and seek medical help after a sting if needed.

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All data

Identification

Dutch name
Bonte bergbeekmeerval sourced
English name
Variegated stream catfish sourced
Scientific name
Akysis variegatus
Family
Akysidae

Appearance

Size class
Small verified
Max length (cm)
4.3 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Pattern
Spots sourced
Tail shape
Forked inferred
Barbels
Yes sourced
Dorsal spines
Yes sourced

Habitat & distribution

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

Behaviour & biology

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

For anglers

Fishing method
Klein van stuk en nauwelijks een hengelsportdoel; wordt vooral incidenteel of als aasvis gevangen. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Venomous / poisonous verified

Status & sources

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

Same genus Akysis

More from the family Akysidae

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