| Number seen/Abundance | Date | Location | Comments | Species |
|---|---|---|---|---|
| 5 individuals per square meter | 2009-08-08 | Dalnie Zelency Tidal flat, called Dalniy Plaj (\"Far beach\" in English translation from Russian), a place of historical long-term observations of intertidal soft-bottom communities. |
Species was mostly abundant at MTL, some individuals could be found at the LTL. | Cerastoderma edule |