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Mapped Sea Hare

Syphonota geographica

  • Molluscs
  • IUCN: Not evaluated
  • Usual depth4–25 m
  • Water temperature20–29 °C
  • Best monthsMay, June, and November
  • How commonRare
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About this species

Syphonota geographica, or the geographic sea hare, is a species of sea slug or sea hare, a marine opisthobranch gastropod mollusk in the family Aplysiidae, the sea hares.

Text from the Wikipedia article “Syphonota geographica”, 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: 5 records
  • February: 5 records
  • March: 5 records
  • April: 6 records
  • May: 10 records
  • June: 11 records
  • July: 6 records
  • August: 5 records
  • September: 5 records
  • October: 6 records
  • November: 7 records
  • December: 4 records

Depth and water temperature

Depth

Mostly recorded at 4–25 m · Deepest record: 34 m

  • 0–10 m: 9 records
  • 10–20 m: 20 records
  • 20–30 m: 11 records
  • 30–40 m: 2 records

Water temperature

Recorded in surface water of 20–29 °C

  • 18–20 °C: 1 records
  • 20–22 °C: 16 records
  • 22–24 °C: 2 records
  • 24–26 °C: 15 records
  • 26–28 °C: 9 records
  • 28–30 °C: 22 records

Names and classification

English
Mapped Sea Hare, Geographic Sea Hare
Names in 1 more languages
Japanese
クサモチアメフラシ

Other scientific names: Aplysia geographica, Aplysia mouhoti, Aplysia piperata, Aplysia scripta, Paraplysia geographica, Siphonotus geographicus

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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).
  • 108 open-data records from 1952 to 2026.

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