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Smoothcheek scorpionfish (Scorpaena isthmensis) — Scorpaenidae

Smoothcheek scorpionfish

Scorpaena isthmensis
Family: Scorpaenidae
NE · Not Evaluated

The Smoothcheek scorpionfish (Scorpaena isthmensis) is a saltwater fish of the family Scorpaenidae that grows up to 16 cm.

Length
16 cm
Water
Saltwater
Depth
70.0–110.0 m
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Venomous / poisonous
Range
Western Atlantic
Edibility
Rarely eaten

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Description

The smoothcheek scorpionfish is a small scorpionfish from the western Atlantic. The species grows to about 16 cm and has a stocky, red-brown mottled body with a knobbly head. In the dorsal, pelvic and anal fins it bears strong, venom-linked spines that deliver a painful sting. As an ambush hunter it rests camouflaged on rocky and soft bottoms, between about 70 and 110 metres, and snaps at crustaceans and small fish. The IUCN has not evaluated the species.

Frequently asked questions

How do you recognise the Smoothcheek scorpionfish?

The Smoothcheek scorpionfish has a torpedo-shaped body, is mainly red-orange and shows a marbled pattern. Venomous fin spines and a knobbly head; camouflaged bottom ambush predator

Where does the Smoothcheek scorpionfish live?

The Smoothcheek scorpionfish lives in the sea (marine waters) and is mostly found around sand or mud bottom. Western Atlantic

How big does the Smoothcheek scorpionfish get?

The Smoothcheek scorpionfish grows to a maximum of about 16 cm.

Is the Smoothcheek scorpionfish dangerous to humans?

The Smoothcheek scorpionfish is venomous — handle spines with care and seek medical help after a sting if needed. If stung by the spines: immerse the affected part in water as hot as tolerable (about 45 C) for 30-90 minutes to break down the venom, remove visible spine fragments, and seek medical help for severe pain or swelling.

Is the Smoothcheek scorpionfish edible?

The Smoothcheek scorpionfish is rarely eaten.

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All data

Identification

English name
Smoothcheek scorpionfish verified
Scientific name
Scorpaena isthmensis
Family
Scorpaenidae
Other names
Smooth-cheek scorpionfish verified

Appearance

Size class
Medium verified
Max length (cm)
16.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Red / orange sourced
Pattern
Marbled sourced
Tail shape
Rounded inferred
Mouth position
Terminal sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
One continuous sourced
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
70.0 verified
Max depth (m)
110.0 verified
Natural range
Western Atlantic verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Crustaceans and small fishes inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Camouflaged venomous bottom fish; present year-round. sourced
Special features
Venomous fin spines and a knobbly head; camouflaged bottom ambush predator sourced

For anglers

Edibility
Rarely 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
If stung by the spines: immerse the affected part in water as hot as tolerable (about 45 C) for 30-90 minutes to break down the venom, remove visible spine fragments, and seek medical help for severe pain or swelling. verified

Status & sources

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

Same genus Scorpaena

More from the family Scorpaenidae

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