Yellow-lipped fish: It belongs to teleost fish, similar to Lithopoda. People in Fujian and Guangdong call it money. ? , money fierce fish. Yellow-lipped fish has a long body, a flat side and a slender tail handle. Rare warm temperate benthic fishes inhabit the offshore waters with a water depth of 50 to 60 meters, while juvenile fishes inhabit estuaries and their nearby coasts, and are distributed in the East China Sea and the northern South China Sea. It is a carnivorous fish, feeding on small fish and large crustaceans such as shrimp and crab, while young fish feed on shrimp. Yellow-lipped fish is an endemic species in China and belongs to the national second-class protected animals. In 2006, the IUCN Red List was listed as extremely dangerous and was not included in the cites appendix.
Songjiang perch: The head is round and gradually flattens backwards. The head has edges and no spines, the front gill cover has 4 spines, and the upper spine is the largest and bends upward. The dorsal fin is continuous and has a deep depression. The mouth is big and the upper jaw is slightly longer. There are long-furred teeth on the lower jaw, plough bone and upper jaw. The lower fin of pectoral fin is unbranched. There are two orange-yellow twill on the gill membrane, which are shaped like two gill leaves, so it is called "four-gill bass".