DiscoverSpeciesOther invertebrates
Sand Sea Cucumber
Holothuria (Thymiosycia) arenicola
- Usual depth2–18 m
- Water temperature22–30 °C
- Best monthsMay
- How commonRare
Where and when
Where it has been recorded
Worldwide
Loading the map
Best months
Worldwide (open data)
- January: 5 records
- February: 7 records
- March: 16 records
- April: 12 records
- May: 37 records
- June: 6 records
- July: 13 records
- August: 3 records
- September: 13 records
- October: 11 records
- November: 4 records
- December: 12 records
Depth and water temperature
Depth
Mostly recorded at 2–18 m · Deepest record: 121 m
Water temperature
Recorded in surface water of 22–30 °C
Names and classification
- English
- Sand Sea Cucumber
Names in 1 more languages
- Japanese
- ミナミフジナマコ
Other scientific names: Holothuria arenicola, Holothuria brandtii, Holothuria humilis, Holothuria monsuni, Sporadipus (Acolpos) maculatus, Thymiosycia arenicola
Similar species
- Black beauty
Holothuria atra
- Pinkfish
Holothuria edulis
- White Thread Fish
Holothuria leucospilota
- Golden Sandfish
Holothuria scabra
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).
- 493 open-data records from 1868 to 2023.
- Species data updated October 27, 2026.
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