| Rating | Solver | Clue |
|---|---|---|
| OYSTER | Bivalve marine mollusc | |
| SEASLUG | Marine mollusc | |
| OCTOPUS | Marine mollusc | |
| SCALLOP | Marine mollusc | |
| ABALONE | Marine mollusc | |
| SQUID | Marine mollusc | |
| CLAM | Bivalve mollusc | |
| MUSSEL | Bivalve mollusc | |
| COCKLE | Bivalve mollusc | |
| ESCALLOP | Bivalve mollusc with a fan-shaped shell | |