SECTION I - LIVE ANIMALS; ANIMAL PRODUCTS > CHAPTER 3 - FISH AND CRUSTACEANS, MOLLUSCS AND OTHER AQUATIC INVERTEBRATES > 0308 Aquatic invertebrates other than crustaceans and molluscs, live, fresh, chilled, frozen, dried, salted or in brine; smoked aquatic invertebrates other than crustaceans and molluscs, whether or not cooked before or during the smoking process > Sea urchins (Strongylocentrotus spp., Paracentrotus lividus, Loxechinus albus, Echinus esculentus) > Frozen