CATDOLL : CATDOLL: I have seen a weirder fish. It was found on the Yangtze River beach. It looked like a whole fish cut into two halves. What kind of fish is this? I have been confused for a long time.

You are talking about tongue sole. Look up half-laevis tongue sole on Baidu.

Cynoglossus semilaevis Gunther belongs to the order Pleuronectiformes, family Glossidae, genus Glossus. It is commonly known as "dragon", "cow tongue", order Sole, sole, sole, fine scale, sole. It is a large warm-temperate offshore bottom fish that lives in the coastal waters of China all year round. It has the characteristics of wide temperature, wide salt and adaptability to changing environmental conditions. The suitable temperature range is 3.5-32℃, the optimum water temperature is 14-24℃, and the suitable salt range is 14-33‰. Cynoglossus semilaevis Gunther has a small amount of natural resources, is delicious, has a high meat yield, and has a smooth taste. The fish meat will not become old after long cooking, has no fishy smell or peculiar smell, and is high in protein and rich in nutrition. Cynoglossus semilaevis grows fast, has a low food level, can tolerate low oxygen, and has few diseases. It is suitable for breeding in greenhouses where turbot and ovalbumin are currently cultivated. It is currently the most promising factory-based and earth pond-cultured marine species.

Flounder, sole.

Turbot