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Loach catfish (Doumea thysi) — Amphiliidae

Loach catfish

Doumea thysi
Family: Amphiliidae
LC · Least Concern

The Loach catfish (Doumea thysi) is a freshwater fish of the family Amphiliidae that grows up to 7 cm.

Length
6.6 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
West Africa; fast-flowing streams.
Edibility
Not eaten

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Description

Thys' loach catfish is a loach catfish (Amphiliidae) from West Africa. The species is small and has an elongate, slender body with a flattened belly and short barbels, adapted to life on the bottom of running water. Unlike many other catfishes it lacks strong, serrated fin spines. It clings to stones in fast-flowing streams and forages for insect larvae and small bottom invertebrates. The species is harmless to humans.

Frequently asked questions

How do you recognise the Loach catfish?

The Loach catfish has an elongate, eel-like body, is mainly brown and shows a spots pattern. Slender, bottom-adapted small loach catfish without strong fin spines; inhabits fast-flowing streams.

Where does the Loach catfish live?

The Loach catfish lives in fresh water and is mostly found around sand or mud bottom. West Africa; fast-flowing streams.

How big does the Loach catfish get?

The Loach catfish grows to a maximum of about 7 cm.

Is the Loach catfish dangerous to humans?

No, the Loach catfish is harmless to humans. None required: this species is harmless to humans.

Is the Loach catfish edible?

The Loach catfish is not usually eaten.

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All data

Identification

English name
Loach catfish sourced
Scientific name
Doumea thysi
Family
Amphiliidae

Appearance

Size class
Small verified
Max length (cm)
6.6 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown inferred
Pattern
Spots inferred
Tail shape
Forked inferred
Mouth position
Inferior (downward) inferred
Lips
Thick / fleshy inferred
Barbels
Yes sourced
Dorsal fins
One continuous inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
West Africa; fast-flowing streams. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Insect larvae and small bottom-dwelling invertebrates sourced
Social behaviour
Solitary inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Slender, bottom-adapted small loach catfish without strong fin spines; inhabits fast-flowing streams. sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Not a target species for angling; at most an incidental catch or usable as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
None required: this species is harmless to humans. sourced

Status & sources

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

Same genus Doumea

More from the family Amphiliidae

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