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Orinoco thorny catfish (Orinocodoras eigenmanni) — Doradidae

Orinoco thorny catfish

Orinocodoras eigenmanni
Family: Doradidae

The Orinoco thorny catfish (Orinocodoras eigenmanni) is a freshwater fish of the family Doradidae that grows up to 20 cm.

Length
20 cm
Water
Freshwater
Activity
Nocturnal
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Can cause injury
Range
South America: Venezuela

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Description

The Orinoco thorny catfish is a thorny catfish (Doradidae) from rivers and floodplains of the Orinoco basin in South America. The species grows to about 20 cm and has a sturdy, brown body with a row of bony, hooked plates along the flank, barbels and stout, serrated spines in the dorsal and pectoral fins. As a nocturnal bottom-dweller it searches over sand and mud for snails, worms and small invertebrates. The serrated fin spines can give a painful cut.

Frequently asked questions

How do you recognise the Orinoco thorny catfish?

The Orinoco thorny catfish has a torpedo-shaped body and is mainly brown. Bears sharp spines, plates or strong jaws that can cause cuts or puncture wounds; handle with care.

Where does the Orinoco thorny catfish live?

The Orinoco thorny catfish lives in fresh water and is mostly found around sand or mud bottom. South America: Venezuela

How big does the Orinoco thorny catfish get?

The Orinoco thorny catfish grows to a maximum of about 20 cm.

Is the Orinoco thorny catfish dangerous to humans?

The Orinoco thorny catfish can cause injury; handle it with care. For a puncture or cut from a fin spine: rinse the wound thoroughly with clean water, apply pressure to stop bleeding and remove any visible fragments. Cover and keep clean. For a deep wound, a retained spine or signs of infection see a doctor and check tetanus status.

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All data

Identification

English name
Orinoco thorny catfish sourced
Scientific name
Orinocodoras eigenmanni
Family
Doradidae

Appearance

Size class
Medium verified
Max length (cm)
20.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Brown sourced
Tail shape
Forked inferred
Barbels
Yes sourced
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
South America: Venezuela sourced
Origin
Native inferred

Behaviour & biology

Territorial
No inferred
Activity
Nocturnal sourced
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Bears sharp spines, plates or strong jaws that can cause cuts or puncture wounds; handle with care. inferred

For anglers

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
Can cause injury verified
First aid
For a puncture or cut from a fin spine: rinse the wound thoroughly with clean water, apply pressure to stop bleeding and remove any visible fragments. Cover and keep clean. For a deep wound, a retained spine or signs of infection see a doctor and check tetanus status. sourced

Status & sources

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

More from the family Doradidae

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