Weishan Lake Wushu is known as the “treasure of fish”. Weishan County is known as the “Hometown of Chinese Wuhuan”. Wuhuan is a fish with more production in Weishan Lake. It is a famous "filial piety" fish, which is very popular among people in the lake area. The black scorpion is full of fleshy and delicate meat. It can be made into many dishes. It can be used as a main ingredient, as an auxiliary material, or as a velvet. It is a raw material that many chefs like to use. In the Lake District, there is a saying that "Ning lost the mother and the mother, not the squid."

Weishan Lake, located in Weishan County, Jining City, Shandong Province, is the largest freshwater lake in northern China. Weishan Lake is rich in resources and is known as “Sunrise Fighting Gold”. The water quality of the lake is pure, and there are many rivers in the lake. The capacity is strong, and the South-to-North Water Transfer Project has a long-term safety guarantee for its water quality. Each year, the Ministry of Agriculture has conducted two water quality inspections on Weishan Lake, which have reached the national aquatic product ecological breeding standards. Weishan Lake is a eutrophic lake with flat riverbed, abundant sunshine, abundant water and grass, and slow water flow. It provides a superior ecological environment for living organisms in the lake area. Various kinds of mollusks, aquatic plants, aquatic insects, small fish and shrimps, snails and other foods. There are many kinds of organisms, which provide abundant natural biological bait for the growth of Weishan Lake hairy crab, Weishan Lake four-nosed carp, and Weishan Lake Wujing. Weishan Lake Wushu is a famous black fish or black mullet. It belongs to the famous freshwater fish. It is known as the “treasure of fish”. Luqiao Town of Weishan County was named “Hometown of Chinese Wuhua” by the Ministry of Agriculture. When the blackbird is hibernating, it is drilled into the mud. During the warm season, after the blackbird has been in the water for a period of time, it is often necessary to expose the head to the surface of the water to assist in breathing. Wuhuan can be used as the main ingredient, but also as an auxiliary material. It can also be used to make velvet. It is very popular among people in the lake area. The folks have the saying that "Ning lost the mother and the mother, not the squid." Weishan Lake is a national black carp germplasm conservation area. In recent years, the production of Weishan Lake Wuji, which is mainly based on ecological breeding, has developed rapidly and the scale of industrialization has been increasing. It has formed seedling breeding, feed marketing and adult fish farming. The development pattern of industrialized operation integrating with market sales. County Fisheries Management Committee has established close cooperative relations with Shandong Agricultural University, Huanghai Research Institute of Chinese Academy of Sciences, Shandong Freshwater Research Institute, Shanghai Fisheries University, Tianbang Feed Group and other units to carry out “Wuxi's artificial breeding technology” and “Lake's three nets” breeding technology. "The study of 32 topics." Shannong University of Science and Technology has established a teaching and research base in Luqiao to realize the integration of teaching, research and breeding. Promote the cultivation of black mullet in the cages in the pond, and culture the “four major fishes” of green, grass, sorghum and scorpion outside the box and the culture of black carp in the big lake cage. Forming a comprehensive technical service for the breeding of black mullet from seed breeding, adult fish farming to feed supply and disease prevention. Since the establishment of Weishan County, the development of fishery economy has experienced four stages: natural fishing, breeding, benefit fisheries and ecological fisheries. The overall development is stable and rapid development. The fishery is the development strategy of “taking the lake to enrich the people” in Weishan County. Advantageous industries and characteristic industries. The Jining Municipal Government has held the “Top Ten Brands of Fisheries” promotion conference in Beijing, Shanghai and Jinan for three consecutive years, and has intensified the brand promotion of “Weishan Lake”. So far, Weishan Lake has four nose squid, hairy crabs and black carp. It is well-known throughout the country and is sold both at home and abroad. Weishan Lake Wuji nutrition and medicinal value Wuji bone spurs less, meat tastes delicious, rich in protein, fat, 18 kinds of amino acids, etc., also contains essential calcium, phosphorus, iron and multivitamins, especially worth mentioning The tail muscle contains 18 free amino acids and is also a nourishing product. Chinese medicine believes that it is sweet and cold, has spleen and stomach, diuresis and swelling, cure dampness, athlete's foot, pregnancy edema, etc., suitable for weak body, low proteinemia, spleen and stomach qi deficiency, malnutrition, anemia, food consumption, folks Blackfish is a precious tonic for prolactin and blood.

Micro-mountain lake black carp quality technical requirements First, the source of black pheasant (Ophicephalus argus). Second, the water quality conditions of the production area Water source: Weishan Lake water or well water. 2. The sediment is ≤20cm and the water depth is 1.5m to 2.5m. The water body transparency is ≥25cm, the pH value is 6.5 to 8.5, and the dissolved oxygen content of the water body is ≥4 mg/L. Third, aquaculture management Fish species standards: a generation of wild pheasant breeding species in the Weishan Lake area or a species of black mullet selected from wild black mullet. The specification is 150g to 200g, the fish species are smooth, the mucus is normal, no damage and disease, and the activity is normal. 2. 3. Stocking time: From the end of March to the end of April, when the water temperature is above 15 °C. 4. Stocking density: 2000 to 3000 per acre. 5. Feed feeding: Mainly feeding freshwater fresh wild fish, such as wheat ear fish, meals, squid and chopped squid, etc., can also be fed to chilled seawater small fish. Frozen sea fish should be hydrolyzed, rinsed and fed. Feed once a day from March to April. It is fed twice a day from May to September, once every 9 to 10 am, once every 4 to 5 pm, and once a day after October. Feeding method: Spread the head evenly by hand. After most fish have swallowed, they will stop feeding. Each feeding time is about 30 minutes. 6. Environmental and safety requirements: The prevention and control of the breeding environment and epidemic diseases must comply with relevant state regulations and must not pollute the environment. 4. Fishing All harvests can be harvested all year round. They can be caught by pulling nets or dry ponds. The fishing specifications are ≥500g. Five, quality characteristics Sensory features: full body, round and long body, gray-black body, darker back and head, pale white belly, seven-star-shaped markings on the back of the head, many irregular black patches on the side of the body, shiny, complete scales, not easy Shedding, mucus is turbid, and muscle tissue is elastic. The meat is delicate, dense and delicious. 2. 3. Safety and other quality technical requirements: Product safety and other quality technical requirements must comply with relevant national regulations.

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Producers within the Weishan Lake Wusong production area may submit an application to the Quality and Technical Supervision Bureau of Weishan County, Shandong Province for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Shandong Provincial Bureau of Quality and Technical Supervision and submitted to the General Administration of Quality Supervision, Inspection and Quarantine for approval. announcement.