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Arrowhead soapfish (Belonoperca chabanaudi) — Serranidae

Arrowhead soapfish

Belonoperca chabanaudi
Family: Serranidae

The Arrowhead soapfish (Belonoperca chabanaudi) is a saltwater fish of the family Serranidae that grows up to 15 cm.

Length
15 cm
Water
Saltwater
Depth
4.0–50.0 m
Diet
Carnivore
Body shape
Elongated (eel-like)
Substrate
Stone or rock
Danger
Venomous / poisonous
Range
Oceania: American Samoa, Australia, Solomon Is., Taiwan/Ch Taipei, Christmas I., Comoros and others

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Description

The arrowhead soapfish is a soapfish (Serranidae) from the Indo-West Pacific. The species grows to about 15 cm and has an elongate, dark-brown to black body with fine pale dots, a yellow saddle before the tail and a black spot on the dorsal fin. As a bottom-oriented predator it shelters by day in caves and under overhanging coral and hunts small fish and crustaceans. When disturbed it secretes a toxic skin mucus; the fish must not be eaten, but touching is usually harmless.

Frequently asked questions

How do you recognise the Arrowhead soapfish?

The Arrowhead soapfish has an elongate, eel-like body, is mainly black and shows a spots pattern. Bears venomous spines or tissue; handle with great care.

Where does the Arrowhead soapfish live?

The Arrowhead soapfish lives in the sea (marine waters) and is mostly found around stony or rocky ground. Oceania: American Samoa, Australia, Solomon Is., Taiwan/Ch Taipei, Christmas I., Comoros and others

How big does the Arrowhead soapfish get?

The Arrowhead soapfish grows to a maximum of about 15 cm.

Is the Arrowhead soapfish dangerous to humans?

The Arrowhead soapfish is venomous — handle spines with care and seek medical help after a sting if needed. When disturbed this soapfish secretes a soapy, toxic skin mucus (grammistin). Do not eat the fish; the mucus makes the flesh inedible and can kill other fish in a confined space. Touching is usually harmless, but wash hands afterwards and avoid contact with eyes and wounds.

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All data

Identification

English name
Arrowhead soapfish sourced
Scientific name
Belonoperca chabanaudi
Family
Serranidae
Other names
Arrowhead soapfish; Arrow-head soapfish; Arrow-headed soapfish; Chabanaud's soapfish verified

Appearance

Size class
Small verified
Max length (cm)
15.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Black sourced
Pattern
Spots sourced
Tail shape
Rounded inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
4.0 verified
Max depth (m)
50.0 verified
Natural range
Oceania: American Samoa, Australia, Solomon Is., Taiwan/Ch Taipei, Christmas I., Comoros and others sourced
Origin
Native inferred

Behaviour & biology

Diet
Carnivore inferred
Diet (detail)
Small fishes, crustaceans and invertebrates 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
When disturbed this soapfish secretes a soapy, toxic skin mucus (grammistin). Do not eat the fish; the mucus makes the flesh inedible and can kill other fish in a confined space. Touching is usually harmless, but wash hands afterwards and avoid contact with eyes and wounds. sourced

Status & sources

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

More from the family Serranidae

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