1, the shape is different. Siniperca chuatsi has a high profile, flat side, thick body, sharp head, big mouth, yellow or light green color and gray abdomen. Perch is long, yellow-brown, gray-white on the ventral side, with black spots on the side and dorsal fin.

2. Siniperca chuatsi is mainly distributed in Jialing River basin and rivers and lakes in the eastern plain of China, and almost all rivers and lakes are distributed. Perch is mainly distributed in fresh water bodies in the western Pacific Ocean and China's coastal areas.

3. Different families and genera, Siniperca chuatsi and perch belong to the animal kingdom, chordates, teleost and animal kingdom, but Siniperca chuatsi belongs to digging genus and perch belongs to sea bass.