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Duck-billed eel

Nettastoma parviceps

  • Fish
  • IUCN: Least concern
  • Usual depth481–1,139 m
  • Water temperature9–28 °C
  • Best monthsAugust, September, and November
  • How commonRare
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About this species

The duck-billed eel, also known as the shortsnouted sorcerer or the smallhead duckbill eel, is an eel in the family Nettastomatidae. It was described by Albert Günther in 1877. It is a marine, deep water-dwelling eel, which is known from the Indo-Pacific and the southeastern Pacific Ocean, including Japan, Hawaii, eastern Australia, southeastern Africa, and Chile. It dwells at a depth range of 60–1190 metres, and inhabits the continental shelf and slope. Males can reach a maximum total length of 83 centimetres.

Text from the Wikipedia article “Duck-billed eel”, 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: 8 records
  • March: 5 records
  • April: 7 records
  • May: 5 records
  • June: 9 records
  • July: 5 records
  • August: 14 records
  • September: 13 records
  • October: 9 records
  • November: 16 records
  • December: 7 records

Depth and water temperature

Depth

Mostly recorded at 481–1,139 m · Deepest record: 1,705 m

  • 100–110 m: 1 records
  • 110–120 m: 0 records
  • 120–130 m: 0 records
  • 130–140 m: 0 records
  • 140–150 m: 0 records
  • 150–160 m: 0 records
  • 160–170 m: 0 records
  • 170–180 m: 1 records
  • 180–190 m: 0 records
  • 190–200 m: 0 records
  • 200–210 m: 1 records
  • 210+ m: 102 records

Water temperature

Recorded in surface water of 9–28 °C

  • 8–10 °C: 2 records
  • 10–12 °C: 0 records
  • 12–14 °C: 4 records
  • 14–16 °C: 9 records
  • 16–18 °C: 13 records
  • 18–20 °C: 6 records
  • 20–22 °C: 32 records
  • 22–24 °C: 17 records
  • 24–26 °C: 36 records
  • 26–28 °C: 3 records

Names and classification

English
Duck-billed eel, Duckbill Eel, Shortsnouted Sorcerer, Smallhead Duckbill Eel, White Duck-billed Eel
Names in 2 more languages
Japanese
Kuzu-anago, Kuzuanago, クズアナゴ
Simplified Chinese
小頭絲鰻(小頭鴨嘴鰻), 小頭鴨嘴鰻, 絲仔鰻

Other scientific names: Metopomycter denticulatus, Metopomycter parviceps, Nettastoma denticulatus

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).
  • 141 open-data records from 1906 to 2023.
  • Species data updated November 5, 2026.

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