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Whale catfish (Cetopsis coecutiens) — Cetopsidae

Whale catfish

Cetopsis coecutiens
Family: Cetopsidae

The Whale catfish (Cetopsis coecutiens) is a freshwater fish of the family Cetopsidae that grows up to 27 cm.

Length
27.3 cm
Water
Freshwater
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless

Description

The whale catfish is a scaleless catfish (Cetopsidae) from fresh water of the Amazon and Orinoco basins in South America. The species grows to about 27 cm and has a smooth, cylindrical, greyish body with small eyes and short barbels. As a nocturnal scavenger and hunter it swims in turbid rivers and attacks larger or hooked fish, rasping chunks of flesh from them. The fish poses no danger to humans.

Frequently asked questions

How do you recognise the Whale catfish?

The Whale catfish has an elongate, eel-like body and is mainly silver-grey.

Where does the Whale catfish live?

The Whale catfish lives in fresh water and is mostly found around mixed bottom.

How big does the Whale catfish get?

The Whale catfish grows to a maximum of about 27 cm.

Is the Whale catfish dangerous to humans?

No, the Whale catfish is harmless to humans.

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All data

Identification

Dutch name
Walvismeerval sourced
English name
Whale catfish sourced
Scientific name
Cetopsis coecutiens
Family
Cetopsidae

Appearance

Size class
Medium verified
Max length (cm)
27.3 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred
Barbels
Yes sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed 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
Bodemvissen met natuurlijk aas (worm, garnaal of vis) op of vlak boven de bodem. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified

Status & sources

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

Same genus Cetopsis

More from the family Cetopsidae

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