Skip to content

DiscoverSpeciesMolluscs

Chiragra spider conch

Harpago chiragra

  • Molluscs
  • IUCN: Not evaluated
  • Usual depth3–33 m
  • Water temperature15–30 °C
  • Best monthsFebruary and June
  • How commonOccasional
All species

About this species

Harpago chiragra, common name the Chiragra spider conch, is a species of very large sea snail, a marine gastropod mollusk in the family Strombidae, the true conchs.

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

Where and when

Where it has been recorded

Worldwide

Loading the map

Best months

Worldwide (open data)

  • January: 8 records
  • February: 11 records
  • March: 8 records
  • April: 3 records
  • May: 1 records
  • June: 18 records
  • July: 9 records
  • August: 7 records
  • September: 3 records
  • October: 1 records
  • November: 0 records
  • December: 6 records

Depth and water temperature

Depth

Mostly recorded at 3–33 m · Deepest record: 35 m

  • 0–10 m: 4 records
  • 10–20 m: 17 records
  • 20–30 m: 3 records
  • 30–40 m: 3 records

Water temperature

Recorded in surface water of 15–30 °C

  • 14–16 °C: 1 records
  • 16–18 °C: 0 records
  • 18–20 °C: 0 records
  • 20–22 °C: 0 records
  • 22–24 °C: 0 records
  • 24–26 °C: 20 records
  • 26–28 °C: 18 records
  • 28–30 °C: 90 records

Names and classification

English
Chiragra spider conch, Chiragra Conch, chiragra spider conch
Names in 5 more languages
German
Chiragra-Spinnenschnecke, Großer Bootshaken
French
Six doigts
Japanese
スイジガイ
Thai
หอยสังข์เขา
Simplified Chinese
水字螺

Other scientific names: Bothrodon pridii, Lambis (Harpago) chiragra, Lambis chiragra, Lambis harpago, Lambis undulata, Pterocera chiragra, Pterocera kochii, Strombus chiragra

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).
  • 354 open-data records from 1758 to 2015.

Log what you see on your next dive

The free DiveHive diver app keeps your logbook with every sighting and shows what lives at the site you dive next.

Join the waitlist

DiveHive uses necessary cookies to work. With your permission we also use analytics to see which pages help. Analytics is off until you say yes, and we never record what you type.

  • NecessaryAlways on: your choice, security.Always on
  • AnalyticsOff unless you accept.Off
Privacy policy