| Number seen/Abundance | Date | Location | Comments | Species |
|---|---|---|---|---|
| 1 | 31-07-2011 | Formby Point Sand/mud beach |
1 shell found, 5cm long | Pholas dactylus |
| 10 | 31-07-2011 | Formby Point Sand/mud beach |
Several dead specimens, partial and complete. Up to 3cm carapace length. | Corystes cassivelaunus |