The Unusual velvetfish (Matsubarichthys inusitatus) is a saltwater fish of the family Aploactinidae that grows up to 2 cm.
Description
The Unusual velvetfish is a velvetfish (Aploactinidae) from shallow reef and rocky water around Australia and the Indo-West Pacific. The species grows to about 8 cm and has a stocky, brown mottled body with a velvety, prickly skin and a dorsal fin starting high on the head, strongly camouflaged among rock, weed and coral rubble. As a motionless ambush predator it snaps at small crustaceans and small fish. The dorsal spines are venomous and can give a painful puncture wound.
Frequently asked questions
How do you recognise the Unusual velvetfish?
The Unusual velvetfish has an elongate, eel-like body, is mainly brown and shows a marbled pattern. Bears venomous spines or tissue; handle with great care.
Where does the Unusual velvetfish live?
The Unusual velvetfish lives in the sea (marine waters) and is mostly found around stony or rocky ground. Oceania: Australia
How big does the Unusual velvetfish get?
The Unusual velvetfish grows to a maximum of about 2 cm.
Is the Unusual velvetfish dangerous to humans?
The Unusual velvetfish 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.
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Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
More from the family Aploactinidae

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Point your camera at the fish and Fin names the species in seconds. Free, and the Unusual velvetfish is one of 12,519 species in the app.