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King Damselfish

Chrysiptera rex

  • Fish
  • IUCN: Least concern
  • Usual depth2–11 m
  • Water temperature24–30 °C
  • Best monthsJune
  • How commonOccasional
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Photo credit: (c) Nicola Crockford, some rights reserved (CC BY) · CC BY · iNaturalist

About this species

Chrysiptera rex, commonly known as the king demoiselle or pink demoiselle, is a species of damselfish in the family Pomacentridae. It is native to the eastern Indian Ocean and western Pacific, where it lives around reefs. It grows up to 7 centimetres (2.8 in) long. It is of commercial importance in the aquarium trade.

Text from the Wikipedia article “Chrysiptera rex”, licensed CC BY-SA 4.0. Read the article

Where and when

Where it has been recorded

Worldwide

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Best months

Worldwide (open data)

  • January: 9 records
  • February: 17 records
  • March: 14 records
  • April: 18 records
  • May: 31 records
  • June: 79 records
  • July: 13 records
  • August: 22 records
  • September: 44 records
  • October: 21 records
  • November: 29 records
  • December: 15 records

Depth and water temperature

Depth

Mostly recorded at 2–11 m · Deepest record: 18 m

  • 0–10 m: 107 records
  • 10–20 m: 20 records

Water temperature

Recorded in surface water of 24–30 °C

  • 24–26 °C: 14 records
  • 26–28 °C: 22 records
  • 28–30 °C: 90 records

Names and classification

English
King Damselfish, King Demoiselle, Pink Damsel, pink damselfish, Pink Demoiselle
Names in 2 more languages
Japanese
Remonsuzumedai, レモンスズメダイ
Simplified Chinese
厚殼仔, 國王雀鯛, 橙黃金翅雀鯛, 檸檬雀鯛, 藍頭雀, 雷克斯刻齒雀鯛

Other scientific names: Abudefduf rex, Glyphididontops rex, Glyphidodontops rex

Similar species

Sources and credits

Names and taxonomy: WoRMS (CC BY 4.0) and the GBIF Backbone (CC BY 4.0). Photos: iNaturalist observers, each under the licence shown (CC0, CC BY or CC BY-SA).

  • Depth, temperature, months and maps: records from OBIS and GBIF under CC0 or CC BY.
  • Descriptions: Wikipedia, licensed CC BY-SA, each linked to its article.
  • Conservation status as published by GBIF (IUCN Red List).
  • 389 open-data records from 1908 to 2023.
  • Species data updated October 26, 2026.

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