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False moray

Kaupichthys hyoproroides

  • Fish
  • IUCN: Least concern
  • Usual depth4–300 m
  • Water temperature23–30 °C
  • Best monthsJanuary, May, and August
  • How commonOccasional
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About this species

Kaupichthys hyoproroides, the false moray, common false moray, grey reef eel, reef eel, plain false moray, or double-toothed xenocongrid eel, is an eel in the family Chlopsidae. It was described by Pehr Hugo Strömman in 1896, originally under the genus Leptocephalus. It is a subtropical, marine eel which is known from coral reefs and rocky shores in the western Atlantic Ocean, including southeastern Florida, USA; the Bahamas, Yucatan, Mexico; the Antilles, and Venezuela. It is a benthic, solitary eel that typically dwells at depths to 95 m. Males can reach a maximum total length of 30 cm.

Text from the Wikipedia article “Kaupichthys hyoproroides”, 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: 25 records
  • February: 17 records
  • March: 9 records
  • April: 14 records
  • May: 25 records
  • June: 13 records
  • July: 9 records
  • August: 28 records
  • September: 18 records
  • October: 11 records
  • November: 11 records
  • December: 2 records

Depth and water temperature

Depth

Mostly recorded at 4–300 m · Deepest record: 3,500 m

  • 0–10 m: 41 records
  • 10–20 m: 36 records
  • 20–30 m: 22 records
  • 30–40 m: 9 records
  • 40–50 m: 5 records
  • 50–60 m: 9 records
  • 60–70 m: 2 records
  • 70–80 m: 7 records
  • 80–90 m: 0 records
  • 90–100 m: 13 records
  • 100–110 m: 1 records
  • 110+ m: 28 records

Water temperature

Recorded in surface water of 23–30 °C

  • 22–24 °C: 57 records
  • 24–26 °C: 16 records
  • 26–28 °C: 89 records
  • 28–30 °C: 38 records

Names and classification

English
False moray, Common False Moray, Double-toothed Xenocongrid Eel, false moray, Gray Reef False Moray, Grey Reef Eel, Plain False Moray, Reef Eel, reef moray
Names in 2 more languages
Spanish
anguililla de arrecife, morena falsa de arrecife
Japanese
イワアナゴ

Other scientific names: Kaupichthys atlanticus, Kaupichthys hypoproroides, Leptocephalus hyoproroides

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).
  • 390 open-data records from 1884 to 2023.
  • Species data updated November 3, 2026.

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