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African snakehead (Parachanna obscura) — Channidae

African snakehead

Parachanna obscura
Family: Channidae
LC · Least Concern

The African snakehead (Parachanna obscura) is a freshwater fish of the family Channidae that grows up to 50 cm.

Length
50 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Algae or seagrass meadow
Danger
May bite
Range
Fresh water of West and Central Africa, in slow-moving water of rivers, swamps and floodplains with abundant aquatic plants.
Edibility
Highly prized

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Description

The African snakehead is an elongate predator of the family Channidae (snakeheads) reaching about 50 cm. The cylindrical, brown-mottled body has a flattened, snake-like head with a large mouth full of sharp teeth, and a long dorsal and anal fin. Above the gills sits an air-breathing organ with which the fish can breathe air, allowing it to survive in warm, oxygen-poor swamp water. The species comes from West and Central Africa and lives in slow water of rivers, swamps and floodplains with abundant plants. As an ambush predator it strikes fiercely at fish, frogs, crustaceans and large insects. In the rainy season the parents build an open nest and fiercely guard the eggs and young. It is a valued food and sport fish.

Frequently asked questions

How do you recognise the African snakehead?

The African snakehead has a torpedo-shaped body, is mainly brown and shows a spots pattern. Elongate predator with a flattened, snake-like head, a long dorsal and anal fin and an air-breathing organ that makes survival in oxygen-poor water possible.

Where does the African snakehead live?

The African snakehead lives in fresh water and is mostly found around algae or seagrass beds. Fresh water of West and Central Africa, in slow-moving water of rivers, swamps and floodplains with abundant aquatic plants.

How big does the African snakehead get?

The African snakehead grows to a maximum of about 50 cm.

Is the African snakehead dangerous to humans?

The African snakehead can bite, but is otherwise not dangerous to humans. A predatory fish with sharp teeth that can bite fiercely when handled; keep fingers away from the mouth and unhook with tools.

Is the African snakehead edible?

Yes, the African snakehead is a highly prized food fish.

More photos

African snakehead (Parachanna obscura) — Channidae — 2
iNaturalist ((c) Karsten Mody, some rights reserved (CC BY-NC))
African snakehead (Parachanna obscura) — Channidae — 3
Wikimedia Commons — Cedricguppy - Loury Cédric (CC BY-SA 4.0)
African snakehead (Parachanna obscura) — Channidae — 4
Wikimedia Commons — Vladimír Spurný (Public domain)
African snakehead (Parachanna obscura) — Channidae — 5
iNaturalist ((c) H.Grenier, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
African snakehead verified
Scientific name
Parachanna obscura
Family
Channidae
Other names
Snakehead; Snake-head; African obscure snakehead verified

Appearance

Size class
Large verified
Max length (cm)
50.0 verified
Body shape
Torpedo-shaped verified
Dominant colour
Brown sourced
Pattern
Spots sourced
Tail shape
Rounded inferred
Mouth position
Terminal inferred
Lips
Thick / fleshy inferred
Barbels
No verified
Dorsal fins
One continuous sourced
Dorsal spines
No verified

Habitat & distribution

Water type
Freshwater verified
Substrate
Algae or seagrass meadow verified
Natural range
Fresh water of West and Central Africa, in slow-moving water of rivers, swamps and floodplains with abundant aquatic plants. verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore verified
Diet (detail)
Fishes, frogs, crustaceans and large insects sourced
Social behaviour
Solitary verified
Territorial
Yes verified
Activity
Diurnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
No verified
Seasonality
Builds an open nest among plants in the rainy season; both parents fiercely guard the eggs and young. sourced
Special features
Elongate predator with a flattened, snake-like head, a long dorsal and anal fin and an air-breathing organ that makes survival in oxygen-poor water possible. sourced

For anglers

Edibility
Highly prized verified
Fishing method
Casting with a baitfish or lure along weed edges; a fiercely striking sport fish (watch out for the teeth) sourced
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
May bite verified
First aid
A predatory fish with sharp teeth that can bite fiercely when handled; keep fingers away from the mouth and unhook with tools. sourced

Status & sources

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

Same genus Parachanna

More from the family Channidae

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