Where and when
Where it has been recorded
Worldwide
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Best months
Worldwide (open data)
- January: 0 records
- February: 0 records
- March: 0 records
- April: 0 records
- May: 0 records
- June: 2 records
- July: 0 records
- August: 1 records
- September: 0 records
- October: 0 records
- November: 0 records
- December: 0 records
Depth and water temperature
Water temperature
Recorded in surface water of 20–22 °C
Names and classification
Names in 1 more languages
- Japanese
- ヒメアシハラガニ
Other scientific names: Helice (Helicana) japonica, Helice japonica
Similar species
Asian shore crabHemigrapsus sanguineus
Tunneling Mud CrabAustrohelice crassa
Smooth Shore CrabCyclograpsus lavauxi
Japanese mitten crabEriocheir japonica
Estuarine crabHemigrapsus crenulatus
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.
- Conservation status as published by GBIF (IUCN Red List).
- 69 open-data records from 2008 to 2014.
- Species data updated November 3, 2026.
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