According to relevant data, Duobao fish is a kind of marine fish, belonging to Nordic cold-water fish. Their bodies are flat, so they are very suitable for benthic life at the bottom of the sea. They require high water temperature and seawater index, and their salt tolerance is between 12%-40%. The suitable growth temperature is about 14- 17℃.

The food style of Duobao fish is also diversified. In the south, Duobao fish is usually used to cook steamed, braised and fried dishes, and is enjoyed as delicious seafood.