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Gray goblinfish (Minous monodactylus) — Synanceiidae

Gray goblinfish

Minous monodactylus
Family: Synanceiidae

The Gray goblinfish (Minous monodactylus) is a saltwater fish of the family Synanceiidae that grows up to 15 cm.

Length
15 cm
Water
Saltwater
Depth
10.0–55.0 m
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Flat / disc-shaped
Substrate
Sand / mud bottom
Danger
Venomous / poisonous
Range
Indo-West Pacific
Edibility
Not eaten

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Description

The grey goblinfish is a bottom-bound stonefish relative (Synanceiidae) from the Indo-West Pacific. The species grows to about 15 cm and has a stocky, grey-brown body, a large head and a free lower pectoral ray that serves as a feeler. The dorsal spines are linked to venom glands and a sting is painful. As a bottom-dweller it lies half-buried on sand and mud bottoms between about ten and fifty-five metres and snaps at small crustaceans and small fish. Handle with care.

Frequently asked questions

How do you recognise the Gray goblinfish?

The Gray goblinfish has a flattened, disc-shaped body, is mainly brown and shows a marbled pattern. Venomous spines on the dorsal fin and a separate pectoral fin ray as a feeler

Where does the Gray goblinfish live?

The Gray goblinfish lives in the sea (marine waters) and is mostly found around sand or mud bottom. Indo-West Pacific

How big does the Gray goblinfish get?

The Gray goblinfish grows to a maximum of about 15 cm.

Is the Gray goblinfish dangerous to humans?

The Gray goblinfish is venomous — handle spines with care and seek medical help after a sting if needed. Do not touch or pick up; the dorsal spines carry venom. For a sting: immerse the wound in water as hot as can be tolerated (about 45 C, not scalding) for 30-90 minutes to break down the venom. For severe pain, swelling or breathing difficulty seek medical help and check tetanus status.

Is the Gray goblinfish edible?

The Gray goblinfish is not usually eaten.

More photos

Gray goblinfish (Minous monodactylus) — Synanceiidae — 2
iNaturalist ((c) zgy, some rights reserved (CC BY-NC))
Gray goblinfish (Minous monodactylus) — Synanceiidae — 3
Wikimedia Commons — Sir Francis Day (Public domain)
Gray goblinfish (Minous monodactylus) — Synanceiidae — 4
iNaturalist ((c) Kaustubh Sandip Warde, some rights reserved (CC BY-NC))
Gray goblinfish (Minous monodactylus) — Synanceiidae — 5
iNaturalist ((c) zgy, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Gray goblinfish verified
Scientific name
Minous monodactylus
Family
Synanceiidae
Other names
Grey goblin fish; Grey goblinfish; Grey stingfish; Stonefish verified

Appearance

Size class
Small verified
Max length (cm)
15.0 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Brown sourced
Pattern
Marbled sourced
Tail shape
Rounded inferred
Mouth position
Superior (upward) 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)
10.0 verified
Max depth (m)
55.0 verified
Natural range
Indo-West Pacific verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Small crustaceans and small fishes inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Half-buried venomous-spined fish; present year-round. sourced
Special features
Venomous spines on the dorsal fin and a separate pectoral fin ray as a feeler 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
Venomous / poisonous sourced
First aid
Do not touch or pick up; the dorsal spines carry venom. For a sting: immerse the wound in water as hot as can be tolerated (about 45 C, not scalding) for 30-90 minutes to break down the venom. For severe pain, swelling or breathing difficulty seek medical help and check tetanus status. verified

Status & sources

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

Same genus Minous

More from the family Synanceiidae

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