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Dwarf snakehead (Channa gachua) — Channidae

Dwarf snakehead

Channa gachua
Family: Channidae
LC · Least Concern

The Dwarf snakehead (Channa gachua) is a freshwater fish of the family Channidae that grows up to 33 cm.

Length
32.9 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Edibility
Commonly eaten

Description

The dwarf snakehead is a snakehead (family Channidae) of South and Southeast Asia. The species reaches about 33 cm and has an elongate body with a flattened head and usually a red or orange margin along the fins. It inhabits hill streams, rivers, fast-running mountain streams and stagnant waters, and can gulp air with an accessory organ to survive low-oxygen conditions. It is a nocturnal predator hunting small fishes, insects and crustaceans. The parents protect the brood, partly by mouthbrooding. The species is a predator with sharp teeth that can bite when handled; it is of local commercial value.

Frequently asked questions

How do you recognise the Dwarf snakehead?

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

Where does the Dwarf snakehead live?

The Dwarf snakehead lives in fresh water and is mostly found around mixed bottom.

How big does the Dwarf snakehead get?

The Dwarf snakehead grows to a maximum of about 33 cm. On average the species is around 5 cm.

Is the Dwarf snakehead dangerous to humans?

No, the Dwarf snakehead is harmless to humans.

Is the Dwarf snakehead edible?

Yes, the Dwarf snakehead is commonly eaten.

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All data

Identification

Dutch name
Dwergslangkopvis sourced
English name
Dwarf snakehead verified
Scientific name
Channa gachua
Family
Channidae
Other names
Red seam snakehead verified

Appearance

Size class
Medium verified
Max length (cm)
32.9 verified
Average length (cm)
5.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown inferred
Pattern
Plain inferred
Tail shape
Rounded inferred
Mouth position
Terminal inferred
Lips
Thick / fleshy inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Origin
Native sourced

Behaviour & biology

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

For anglers

Edibility
Commonly 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

Same genus Channa

More from the family Channidae

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