weedy scorpionfish

Scientific name Rhinopias frondosa
Descriptor Günther
Year of description 1892
IUCN category LC
Family Scorpaenidae
Genus Rhinopias
Rhinopias frondosa Rhinopias frondosa


Rhinopias frondosa, commonly known as weedy scorpionfish , is a salt water fish.

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Who is it?


  • Average size
    19 cm
  • Maximum size
    23 cm
  • Pattern
  • Average size
    19 cm
  • Maximum size
    23 cm
  • Pattern

How to recognize the weedy scorpionfish ?

The weedy scorpionfish measures between 19 and 23 cm. This fish is unicolore with a predominantly rouge, jaune, vert, rose and violet body. The also has tasks.

Behaviour & Life cycle

  • diet
  • Sociability
  • territorial
  • Way of living

The weedy scorpionfish is a fish solitary. This species is carnivorous . This fish lives mainly at night. Usually, it leaves its hiding place and starts to be active once it gets dark.

Although the weedy scorpionfish is non-territorial, it is sometimes aggressive towards other species.


  • Reproduction

The weedy scorpionfish is a fish ovipare.

Risks for humans

  • Venomous
  • Sting

What to do in the event of a sting?

in case of sting, the following rules should be followed, in this order:

  • Isolate the victim from the danger and quickly remove him or her from the water
  • Call for help
  • Lay the victim down in a half-sitting position and avoid any effort
  • Immobilize the affected limb
  • Clean the wound
  • The venom of this species being thermolabile, it can be neutralized if it is submitted to a temperature of about 45 °C. It is therefore possible to heat the wound. This popular technique should be practiced with great care so as not to aggravate the wound by burning it. It is advisable to immerse the affected limb in hot water.
  • If the puncture is too deep, heating the wound will be less effective.

Sometimes the sting can cause discomfort or even loss of consciousness in the victim. The stings are usually very painful.

Where to find it?

Where to see this species?

What is its habitat?

Natural environment characteristics

  • Depth
    10 - 300 m

Biotope presentation

The weedy scorpionfish is most often found at a depth between 10m and 300m. However, it is not impossible to find this species at other depths.

To go further

Species of the same family

To read on the web

Sources & Contributions

Participation & Validation

The Fishipedia team and specialist contributors are committed to providing high-quality content. However, although the information comes from scientific sources or testimonials from specialists, the cards may contain inaccuracies.

Aurélien Calas

Aurélien Calas

Pauline Gély

Pauline Gély


Translation done with the valuable contribution of our translators, who make this information available to a wider audience. We sincerely thank them for their commitment.

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