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Ripplefin tonguesole

Cynoglossus gilchristi

  • Fish
  • IUCN: Data deficient
  • Usual depth5–20 m
  • Water temperature23–27 °C
  • Best monthsAugust
  • How commonRare
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About this species

Cynoglossus gilchristi, commonly known as the ripplefin tongue sole is a species of tonguefish. It is commonly found in the western Indian Ocean off Delagoa Bay, Mozambique, South Africa, and Madagascar.

Text from the Wikipedia article “Cynoglossus gilchristi”, 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: 1 records
  • February: 1 records
  • March: 0 records
  • April: 0 records
  • May: 0 records
  • June: 1 records
  • July: 0 records
  • August: 2 records
  • September: 0 records
  • October: 0 records
  • November: 1 records
  • December: 0 records

Depth and water temperature

Depth

Mostly recorded at 5–20 m · Deepest record: 20 m

  • 0–10 m: 1 records
  • 10–20 m: 0 records
  • 20–30 m: 1 records

Water temperature

Recorded in surface water of 23–27 °C

  • 22–24 °C: 3 records
  • 24–26 °C: 1 records
  • 26–28 °C: 2 records

Names and classification

English
Ripplefin tonguesole, ripplefin tonguefish, ripplefin tonguesole

Other scientific names: Cynaglossoides gilchristi, Cynoglossoides gilchristi

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).
  • 15 open-data records from 1950 to 2010.
  • Species data updated November 2, 2026.

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