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 67 ALASKA POLLACK (THERAGA CHALCOGRAMMA) Commodity Code Description 03 03 67 00 ALASKA POLLACK (THERAGA CHALCOGRAMMA)