
Costasiella paweli
- Usual depth7–20 m
- Water temperature23–30 °C
- Best monthsAugust and November
- How commonRare
Photo credit: (c) Doreen, some rights reserved (CC BY) · CC BY · iNaturalist
Where and when
Where it has been recorded
Worldwide
Loading the map
Best months
Worldwide (open data)
- January: 9 records
- February: 4 records
- March: 17 records
- April: 12 records
- May: 13 records
- June: 11 records
- July: 11 records
- August: 30 records
- September: 8 records
- October: 8 records
- November: 21 records
- December: 9 records
Depth and water temperature
Depth
Mostly recorded at 7–20 m · Deepest record: 25 m
Water temperature
Recorded in surface water of 23–30 °C
Photos

(c) Doreen, some rights reserved (CC BY) · CC BY · iNaturalist
Names and classification
Names in 2 more languages
- Japanese
- クサイロモウミウシ
- Simplified Chinese
- 伯氏柱海蛞蝓
Similar species
Diamond-mask Sap-suckerCostasiella kuroshimae
Rabbit Sapsucking SlugCostasiella usagi
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).
- 140 open-data records from 2014 to 2026.
- Species data updated October 26, 2026.
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