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Marbled spiny-eel (Mastacembelus vanderwaali) — Mastacembelidae

Marbled spiny-eel

Mastacembelus vanderwaali
LC · Least Concern

The Marbled spiny-eel (Mastacembelus vanderwaali) is a freshwater fish of the family Mastacembelidae that grows up to 15 cm.

Length
15.1 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Snake-like
Substrate
Mixed bottom
Danger
Harmless
Range
Okavango and Zambezi system
Edibility
Rarely eaten

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Description

The marbled spiny-eel is a spiny eel from southern Africa, in the Okavango and upper Zambezi system. The species grows to about 15 cm and has an elongate, eel-like, brown marbled body with a fleshy, movable snout and a row of detached spinelets before the soft dorsal fin. As a bottom-dweller it burrows in sand and among roots by day and hunts worms, insect larvae and small invertebrates at night. The fish is harmless to humans and is assessed as Least Concern (LC) by the IUCN.

Frequently asked questions

How do you recognise the Marbled spiny-eel?

The Marbled spiny-eel has a snake-like body, is mainly brown and shows a marbled pattern. Fleshy mobile snout and a row of separate small dorsal spines; buries itself

Where does the Marbled spiny-eel live?

The Marbled spiny-eel lives in fresh water and is mostly found around mixed bottom. Okavango and Zambezi system

How big does the Marbled spiny-eel get?

The Marbled spiny-eel grows to a maximum of about 15 cm.

Is the Marbled spiny-eel dangerous to humans?

No, the Marbled spiny-eel is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

Is the Marbled spiny-eel edible?

The Marbled spiny-eel is rarely eaten.

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All data

Identification

English name
Marbled spiny-eel verified
Scientific name
Mastacembelus vanderwaali
Family
Mastacembelidae
Other names
Ocellated spiny eel verified

Appearance

Size class
Medium verified
Max length (cm)
15.1 verified
Body shape
Snake-like sourced
Dominant colour
Brown inferred
Pattern
Marbled sourced
Tail shape
Rounded inferred
Mouth position
Inferior (downward) sourced
Lips
Thin sourced
Barbels
Yes sourced
Dorsal fins
One continuous sourced
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
Okavango and Zambezi system verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Worms, insect larvae and small invertebrates inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Burrowing spiny eel; present year-round. sourced
Special features
Fleshy mobile snout and a row of separate small dorsal spines; buries itself sourced

For anglers

Edibility
Rarely eaten sourced
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

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

Same genus Mastacembelus

More from the family Mastacembelidae

Fin

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