Elopichthys bambusa belongs to the order Cypriniformes, family Cyprinidae, subfamily Elopichthys, and genus Elopichthys. Commonly known as: yellow croaker, yellow diamond, yellow cheek fish, pole fish, water tiger, large-mouthed crocodile, and crocodile. English name: Yellowcheck carp.
The body is slender, sub-cylindrical, and the head is long and pointed. The snout is pointed and beak-shaped. The mouth is large and distal. There is a hard protrusion in the middle of the front end of the mandible that fits into the depression of the maxilla. No beard, eyes small and slightly protruding. There are 3 rows of hypopharyngeal teeth with hook-shaped ends. The scales are small. The dorsal fin is small and its origin is behind the pelvic fin; the caudal fin is deeply forked. The back of the body is grayish brown, the belly is silvery white, the dorsal and caudal fins are dark gray, and the cheeks and other fins are light yellow.
Live in the middle and upper layers of rivers and lakes. It has strong swimming ability, ferocious nature, and agile movements. It often attacks and pursues other fish. Once it is chased, it is difficult for anyone to escape. It is a typical predatory fish. Sexual maturity is 3-4 years old, and broodstock fish spawn in river rapids from April to June. Young fish swim from rivers into affiliated lakes to feed and fatten. After late autumn, young fish and adults go to the depths of the riverbed of the main stream to overwinter. It grows very rapidly. After sexual maturity, the body length continues to increase. The largest individual is 2 meters long and weighs up to 60 kilograms.
It is widely distributed. This fish is found in all river systems in the plain areas from north to south of my country. It grows rapidly, and the fish weighs 3.5 kg at the age of 2. It has high natural yield and is one of the large economic fish in rivers and lakes. However, because it eats large amounts of other commercial fish, it is also regarded as the most harmful fish in the aquaculture industry. Its meat is delicious and has always been included in the list of large and high-quality edible fish. Each 100 grams of edible part contains 18.1-20.8 grams of protein, 1.3-5.4 grams of fat, 84-132 kcal of calories, 11-24 mg of calcium, 144-203 mg of phosphorus, 0.7 mg of iron, 0.04 mg of thiamine, and riboflavin. 0.15 mg of niacin and 1.7 mg of niacin. Its meat is used freshly as medicine. It has the effects of warming the heart, benefiting the stomach and relieving vomiting. It is mainly used to treat diseases such as weakness of the spleen and stomach, nausea and vomiting, and should be taken regularly.
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