1. SHELLFISH
   1. BARNACLE
   2. CLAM
      1. BABY CLAM
      2. RAZOR CLAM
   3. COCKLE
   4. CRAB
      1. SPIDER CRAB
      2. OX CRAB
      3. CRAYFISH
      4. CRAWFISH
   5. DUBLIN BAY PRAWN
   6. LOBSTER
   7. OYSTER
   8. PERIWINKLE
   9. PRAWN
      1. KING PRAWN
      2. LANGOUSTINE
      3. TIGER PRAWN
   10. SCALLOP
   11. SHRIMP
2. OTHERS
   1. CUTTLEFISH
   2. OCTOPUSS
   3. SQUID