Bicolor anthias

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An illustration based on the real animal.
A little discovery to share.
In bicolor anthias, larger individuals change sex to become male.
THE REAL WORLD
The real Bicolor anthias
- Scientific name
- Pseudanthias bicolor
- Japanese name
- フタイロハナゴイ
- Group
- Ocean animals
- Order
- Perciformes
- Family
- Serranidae
- Genus
- Pseudanthias
It lives from the Izu and Ogasawara islands and the Ryukyu Islands across the Indian and Pacific Oceans.
Males and females are colored much alike, but in males some spines near the front of the dorsal fin grow long.
How the Bicolor anthias lives
It lives in rocky areas and on coral reefs. It sometimes schools with sea goldies and red-belted anthias. It lives in a harem group of a male and females.
粟国村公益財団法人 黒潮生物研究所Basic data
- Range
- Izu Oshima, Hachijo Island, Ogasawara Islands, Ryukyu Islands, southern Taiwan, Indo-Pacific, and elsewhere
Where the Bicolor anthias 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
- フタイロハナゴイ
- 简体中文
- 双色拟花鮨
- 繁體中文
- 雙色擬花鮨
- Español
- Anthias bicolor
- Deutsch
- Zweifarben-Fahnenbarsch
- Bahasa Indonesia
- Ikan gadis dwiwarna
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 — フタイロハナゴイChecked: 2026-11-04
- 公益財団法人 黒潮生物研究所 — フタイロハナゴイChecked: 2026-11-07
- 粟国村 — 粟国アーカイブス — フタイロハナゴイ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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