改良种用鲸、海豚及鼠海豚（鲸目哺乳动物）；改良种用海牛及儒艮（海牛目哺乳动物）(包括人工驯养、繁殖的)

Whales, dolphins and porpoises(mammals of the order Cetacea); manatees and dugongs (mammals of the order Sirenia),pure-bred breeding，including domesticated and artificially propagated