Red perch, also known as river perch, is commonly known as Wudaohei. It is so named because there are 5 wide stripes on the sides of the body across the back of the body. Red perch is a cold temperate river and lake fish that lives in northern Xinjiang. Growth is relatively slow, reaching sexual maturity only at the age of 3 winter, and the maximum individual body length can reach about 500 mm.
Red perch is an important economic fish in the cold temperate zone of northern Eurasia. In recent years, it has been raised as an ornamental fish.
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