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An illustration based on the real animal.
A little discovery to share.
The weedy scorpionfish gulps down its prey.
THE REAL WORLD
The real Weedy scorpionfish
- Scientific name
- Rhinopias frondosa
- Japanese name
- ボロカサゴ
- Group
- Ocean animals
- Order
- Scorpaeniformes
- Family
- Scorpaenidae
- Genus
- Rhinopias
It lives widely, from the Pacific side of Izu and Shikoku in Japan to the seas near Australia and Africa.
Its body comes in many colors, such as red, yellow and purple, and is covered all over with bumps called skin flaps.
How the Weedy scorpionfish lives
It lives among coral communities and on rocky reefs. It hides among sponges, sea squirts and corals. It approaches prey slowly, swaying like seaweed in the waves.
宇久井ビジターセンターGerman Oceanographic MuseumBasic data
- Range
- Izu Oshima, Hachijo Island, Penghu Islands, Caroline Islands, eastern Australia, Sri Lanka, Arabian Sea, and elsewhere
Where the Weedy scorpionfish has been recorded
Records: GBIF.org (CC0 and CC BY 4.0 records, retrieved 2026-11-07). Map: Natural EarthSee the records on GBIF
Watch wild animals from a distance. Do not touch or feed them, and take care of the places where they live.
Names around the world
- 日本語
- ボロカサゴ
- 简体中文
- 前鳍鲉
- 繁體中文
- 前鰭吻鮋
- Español
- Pez escorpión maleza
- Français
- Poisson-scorpion feuillu
- Deutsch
- Tentakel-Drachenkopf
- Português (Brasil)
- Peixe-escorpião-algueiro
Names come from Wikidata and iNaturalist records. Where a language has no recorded name, we use the scientific name.
Sources and how we check
- 鳥羽水族館 — ボロカサゴChecked: 2026-11-04
- 宇久井ビジターセンター — ボロカサゴChecked: 2026-11-07
- German Oceanographic Museum — The weedy scorpionfish hides between corals, sponges and sea squirts.Checked: 2026-11-07
We check each fact against its source. The illustrations simplify how the real animal looks.
The classification (class, order, family, genus) follows Wikidata records, checked against GBIF. Classifications can change as research goes on.
The basic data are the values given in each source. They vary with how the animal is measured, whether it is male or female, and whether it lives in the wild or in captivity.
This page was translated from the original Japanese with the help of AI.
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