The barracuda is a fish species belonging to the family Scorpaenidae in the order Perciformes, suborder Scombroidei. Also known as Barracuda or Sparrow Brocade, it is a species of ray finned fish in the family of Barracuda, belonging to the genus Gobiidae. The body is elongated, with a pointed front end and a slightly flattened rear end. Belonging to a global fish species, it is distributed in various sea areas around the world. So far, 20 species of barracuda have been discovered, and barracuda in different seas have completely different behavior patterns. However, their "solitary" behavior is a common feature, and adult barracuda have almost no natural enemies. Juvenile fish feed on planktonic animals, while adult fish feed on diatoms and small organisms. Usually inhabits the sea