Section 01 LIVE ANIMALS; ANIMAL PRODUCTS. 03 Fish and crustaceans mulluscs and other aquatic invertebrates. 03 03 Fish, frozen, excluding fish fillets and other fish meat of heading 0304 03 03 31 HALIBUT (REINHARDTIUS HIPPOGLOSSOIDES, HIPPOGLOSSUS HIPPOGLOSSUS, HIPPOGLOSSUS S Commodity Code Description 03 03 31 00 HALIBUT (REINHARDTIUS HIPPOGLOSSOIDES, HIPPOGLOSSUS HIPPOGLOSSUS, HIPPOGLOSSUS S