1, different colors. Siniperca chuatsi fry usually have bright red spots on their bodies and less black spots; The common Siniperca chuatsi fry is black or gray as a whole, with dark stripes and irregular black spots on the back.

2. Different body types. The fry of Siniperca chuatsi is fat in shape and round in abdomen; The fry of common mandarin fish are slender.

3. Eyes and head have different shapes. The red striped mandarin fish fry has large eyes and a flat head; The common Siniperca chuatsi fry has relatively small eyes and a sharp head.

4. Different living habits. Siniperca chuatsi fry mainly live in still water and adapt to the clear water environment; Common Siniperca chuatsi fry are more suitable for areas with large water flow and can live in rivers and lakes with fast water flow.