| Reference no. | Southern Ocean Mollusc Database (SOMBASE), 2011 |
| Ecosystem | South Orkney Islands |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | This is a known breeding ground for the gentoo penguin during the months August to March (Ref. 91362, 84934). C: Ref. 91362, 87340, 84934. |