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Clingfish (Gobiesox cephalus) — Gobiesocidae

Clingfish

Gobiesox cephalus
Family: Gobiesocidae
NE · Not Evaluated

The Clingfish (Gobiesox cephalus) is a freshwater fish of the family Gobiesocidae that grows up to 15 cm.

Length
15 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Range
Central and South America
Edibility
Not eaten

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Description

The river clingfish is a small clingfish from fresh and brackish water of Central America and northern South America. The species grows to about 15 cm and has a flattened, brown body with a broad head and a ventral sucking disc, formed from the pelvic fins, with which it clings firmly to stones in fast-flowing rivers and waterfalls. This lets it hold its ground in the strong current while it grazes small invertebrates and algae. The fish is harmless to humans and has no commercial value. The IUCN has not evaluated the species.

Frequently asked questions

How do you recognise the Clingfish?

The Clingfish has an elongate, eel-like body, is mainly brown and shows a plain pattern. Ventral sucker with which it clings on in fast-flowing rivers

Where does the Clingfish live?

The Clingfish lives in fresh water and is mostly found around mixed bottom. Central and South America

How big does the Clingfish get?

The Clingfish grows to a maximum of about 15 cm.

Is the Clingfish dangerous to humans?

No, the Clingfish 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 Clingfish edible?

The Clingfish is not usually eaten.

More photos

Clingfish (Gobiesox cephalus) — Gobiesocidae — 2
© President and Fellows of Harvard College (CC BY-NC 4.0) via GBIF — MCZ
Clingfish (Gobiesox cephalus) — Gobiesocidae — 3
iNaturalist ((c) Pablo Rojas Rodríguez, some rights reserved (CC BY-NC))
Clingfish (Gobiesox cephalus) — Gobiesocidae — 4
iNaturalist ((c) Thomas Menut, some rights reserved (CC BY-NC))
Clingfish (Gobiesox cephalus) — Gobiesocidae — 5
iNaturalist ((c) Max Nishimoto, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Clingfish verified
Scientific name
Gobiesox cephalus
Family
Gobiesocidae
Other names
Clingfish; Riverine Clingfish verified

Appearance

Size class
Small verified
Max length (cm)
15.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Pattern
Plain sourced
Tail shape
Rounded inferred
Mouth position
Terminal sourced
Lips
Thick / fleshy sourced
Barbels
No sourced
Dorsal fins
One continuous sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
Central and South America verified
Origin
Native verified

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Small invertebrates and algae inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Current-loving small river climbing fish; present year-round. sourced
Special features
Ventral sucker with which it clings on in fast-flowing rivers 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
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 Gobiesox

More from the family Gobiesocidae

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