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Shortfin lionfish (Pterois brevipectoralis) — Scorpaenidae

Shortfin lionfish

Pterois brevipectoralis
Family: Scorpaenidae

The Shortfin lionfish (Pterois brevipectoralis) is a saltwater fish of the family Scorpaenidae that grows up to 17 cm.

Length
17 cm
Water
Saltwater
Depth
70.0–80.0 m
Diet
Carnivore
Behaviour
Solitary
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Venomous / poisonous
Range
Africa: Mauritius

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Description

The shortfin lionfish is a lionfish (Scorpaenidae) from reef water of the western Indian Ocean and the Indo-West Pacific. The species grows to about 17 cm and has a red-brown and white banded body with fan-spread pectoral fins and a row of long, thin dorsal spines. As an ambush predator it hovers slowly by coral and corners small fish and shrimp before engulfing them. The dorsal spines are strongly venomous and can give a very painful puncture wound.

Frequently asked questions

How do you recognise the Shortfin lionfish?

The Shortfin lionfish has an elongate, eel-like body, is mainly red-orange and shows a vertical stripes pattern. Bears venomous spines or tissue; handle with great care.

Where does the Shortfin lionfish live?

The Shortfin lionfish lives in the sea (marine waters) and is mostly found around sand or mud bottom. Africa: Mauritius

How big does the Shortfin lionfish get?

The Shortfin lionfish grows to a maximum of about 17 cm.

Is the Shortfin lionfish dangerous to humans?

The Shortfin lionfish is venomous — handle spines with care and seek medical help after a sting if needed. For a sting from a fin spine: rinse the wound, remove any visible spine fragments and immerse the part for 30-90 minutes in water as hot as can be tolerated (about 45 C) to break down the venom. The pain can be severe. For marked swelling, a retained spine or signs of infection seek medical care and check tetanus status.

More photos

Shortfin lionfish (Pterois brevipectoralis) — Scorpaenidae — 2
Wikimedia Commons — Matsunuma, Mizuki & Motomura, Hiroyuki (CC BY 4.0)
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All data

Identification

English name
Shortfin lionfish sourced
Scientific name
Pterois brevipectoralis
Family
Scorpaenidae

Appearance

Size class
Small verified
Max length (cm)
17 sourced
Body shape
Elongated (eel-like) sourced
Dominant colour
Red / orange sourced
Pattern
Vertical bars sourced
Tail shape
Rounded inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
70.0 verified
Max depth (m)
80.0 verified
Natural range
Africa: Mauritius sourced
Origin
Native inferred

Behaviour & biology

Diet
Carnivore inferred
Diet (detail)
Small fishes, crustaceans and invertebrates inferred
Social behaviour
Solitary inferred
Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Bears venomous spines or tissue; handle with great care. inferred

For anglers

Fishing method
Small in size and barely an angling target; mostly caught incidentally or as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Venomous / poisonous verified
First aid
For a sting from a fin spine: rinse the wound, remove any visible spine fragments and immerse the part for 30-90 minutes in water as hot as can be tolerated (about 45 C) to break down the venom. The pain can be severe. For marked swelling, a retained spine or signs of infection seek medical care and check tetanus status. sourced

Status & sources

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

Same genus Pterois

More from the family Scorpaenidae

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