Bursina margaritula
- Usual depth50–75 m
- Water temperature20–30 °C
- Best monthsJune
- How commonRare
Photo credit: no rights reserved · CC0 1.0 · iNaturalist
Where and when
Where it has been recorded
Worldwide
Loading the map
Best months
Worldwide (open data)
- January: 0 records
- February: 3 records
- March: 0 records
- April: 1 records
- May: 0 records
- June: 11 records
- July: 5 records
- August: 1 records
- September: 0 records
- October: 0 records
- November: 1 records
- December: 2 records
Depth and water temperature
Depth
Mostly recorded at 50–75 m · Deepest record: 75 m
Water temperature
Recorded in surface water of 20–30 °C
Names and classification
Names in 1 more languages
- Japanese
- ガマグチミヤコボラ
Other scientific names: Bufonaria (Bufonaria) margaritula, Bufonaria (Chasmotheca) margaritula, Bufonaria margaritula, Bursa margaritula, Chasmotheca margaritula, Gyrineum pacator, Ranella margaritula, Ranella neglecta
Similar species
- Noble frog shell
Bursina nobilis
Common frogsnailBufonaria rana
Granular Frog ShellDulcerana granularis
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).
- 109 open-data records from 1833 to 2006.
- Species data updated October 26, 2026.
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.