Sapphire devil
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An illustration based on the real animal.
A little discovery to share.
The blue damselfish looks blue because it reflects blue light.
THE REAL WORLD
The real Sapphire devil
- Scientific name
- Chrysiptera cyanea
- Japanese name
- ルリスズメダイ
- Group
- Ocean animals
- Order
- Blenniiformes
- Family
- Pomacentridae
- Genus
- Chrysiptera
A fish commonly seen on shallow coral reefs from south of the Kii Peninsula across the Indo-West Pacific.
Its body is bright blue. Males have tail fins the same color as the body, while females have clear tail fins.
How the Sapphire devil lives
It feeds on zooplankton and other food. It shelters in gaps in coral and rocks. It forms groups near the bottom of coral reefs.
栃木県なかがわ水遊園新潟市水族館 マリンピア日本海Basic data
- Range
- South of the Kii Peninsula, India, and the western Pacific
Where the Sapphire devil 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
- ルリスズメダイ
- 简体中文
- 蓝刻齿雀鲷
- 繁體中文
- 藍刻齒雀鯛
- Español
- Damisela zafiro
- Deutsch
- Blauer Korallenfisch
- Português (Brasil)
- Donzela-azul
- Italiano
- Damigella zaffiro
- العربية
- الشيطان الياقوتي
- Bahasa Indonesia
- Betok nilangsuka
- Русский
- Синяя хризиптера
Names come from Wikidata and iNaturalist records. Where a language has no recorded name, we use the scientific name.
Sources and how we check
- 沖縄美ら海水族館 — ルリスズメダイChecked: 2026-11-03
- 鳥羽水族館 — ルリスズメダイChecked: 2026-11-03
- 栃木県なかがわ水遊園 — ルリスズメダイChecked: 2026-11-07
- 新潟市水族館 マリンピア日本海 — ルリスズメダイ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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