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Bastian's squeaker (Synodontis bastiani) — Mochokidae

Bastian's squeaker

Synodontis bastiani
Family: Mochokidae
LC · Least Concern

The Bastian's squeaker (Synodontis bastiani) is a freshwater fish of the family Mochokidae that grows up to 23 cm.

Length
22.5 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Small groups
Activity
Nocturnal
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Venomous / poisonous
Range
West Africa; rivers and streams.
Edibility
Commonly eaten

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Description

The Bastian's squeaker is an African squeaker catfish (Mochokidae) from fresh water of West Africa. The species grows to about 20 cm and has a sturdy, often spotted body with a large adipose fin, three pairs of fringed barbels and a hard, toothed nape shield; some species characteristically swim upside down. As a nocturnal bottom-dweller it searches for insect larvae, snails, crustaceans and plant matter. The lockable, serrated pectoral and dorsal spines are venomous and can give a painful puncture wound.

Frequently asked questions

How do you recognise the Bastian's squeaker?

The Bastian's squeaker has a torpedo-shaped body, is mainly brown and shows a spots pattern. Squeaking West African bottom catfish with serrated fin spines.

Where does the Bastian's squeaker live?

The Bastian's squeaker lives in fresh water and is mostly found around sand or mud bottom. West Africa; rivers and streams.

How big does the Bastian's squeaker get?

The Bastian's squeaker grows to a maximum of about 23 cm.

Is the Bastian's squeaker dangerous to humans?

The Bastian's squeaker is venomous — handle spines with care and seek medical help after a sting if needed. For a sting from a fin spine: rinse the wound, remove any visible spine fragments and immerse the part for 30-90 minutes in water as hot as can be tolerated (about 45 C) to break down the venom. The pain can be severe. For marked swelling, a retained spine or signs of infection seek medical care and check tetanus status.

Is the Bastian's squeaker edible?

Yes, the Bastian's squeaker is commonly eaten.

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All data

Identification

English name
Bastian's squeaker sourced
Scientific name
Synodontis bastiani
Family
Mochokidae

Appearance

Size class
Medium verified
Max length (cm)
22.5 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Brown sourced
Pattern
Spots sourced
Tail shape
Forked inferred
Mouth position
Inferior (downward) inferred
Lips
Thick / fleshy inferred
Barbels
Yes sourced
Dorsal fins
One continuous inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
West Africa; rivers and streams. inferred
Origin
Native sourced

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Insect larvae, small invertebrates and plant material sourced
Social behaviour
Small groups inferred
Territorial
No inferred
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Squeaking West African bottom catfish with serrated fin spines. sourced

For anglers

Edibility
Commonly 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
Venomous / poisonous verified
First aid
For a sting from a fin spine: rinse the wound, remove any visible spine fragments and immerse the part for 30-90 minutes in water as hot as can be tolerated (about 45 C) to break down the venom. The pain can be severe. For marked swelling, a retained spine or signs of infection seek medical care and check tetanus status. sourced

Status & sources

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

Same genus Synodontis

More from the family Mochokidae

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