What kind of fish has high economic benefits?
1, what kind of fish has high economic benefits: what kind of aquatic products have the most economic value? The following are very good. What kind of fish is suitable for raising in the south to make money?
First, the paddlefish
The paddlefish is a famous and large-scale freshwater economic fish produced in North America (USA). Its feeding habit is similar to that of Chinese bighead carp. It feeds on zooplankton and belongs to filter-feeding fish, but it can also eat water worms and artificial compound feed. The paddlefish is one of the fast-growing freshwater fishes, and its fry can reach more than 0.5kg in that year, so it is an excellent breed for pond culture, especially in reservoirs and lakes. The paddlefish has extremely high economic value, and the adult fish has less thorns. The fish contains protein 18. 1%, which is delicious and can be directly processed into dishes or sashimi. It can also be made into smoked fish or canned food, and its price is 70-80 USD/kg, which is in short supply in the market. Adult female fish eggs contain as much as 20.6% protein, which is a valuable tonic and can be used to make caviar. It sells well in the market and is in short supply, with a price of-USD/kg, and is known as "black gold nugget". The swim bladder and notochord can be made into fish glue, and the fish skin can be processed into high leather products. In addition, the notochord contains anti-cancer factor KH2, which is four to five times that of sharks, so it has great prospects.
Second, the shad
In fish taxonomy, shad belongs to the order Herringidae and Hilsa, and was once known as the "famous fish" in the history of China with the Yellow River carp, Taihu whitebait and Songjiang perch, enjoying a reputation for thousands of years.
Third, the American Jin Hu grouper
American tiger grouper, also known as American yellow croaker, is distributed in major lakes in the eastern United States. The fish is golden in color, with dark green stripe patterns distributed along the side, elegant and elegant in shape, elastic in meat quality, remarkable, sweet, free from fishy smell and odor, and free from muscle spurs. It belongs to carnivorous fish, and its growth temperature is 20℃-28℃, which is very suitable for high-density culture. It has the characteristics of wide salt adaptability, gregarious, easy domestication, rapid growth, strong disease resistance, high temperature resistance, strong adaptability to the environment, low oxygen resistance and easy survival. In the United States, it is favored by consumers, with high economic value and popularization value, and the breeding prospect is very broad.
4. What kind of fish money does Australian silver bass breed?
The origin of Australian silver perch is Morry-Darling river system in Queensland, Australia. It is a famous freshwater fish in Australia, and is considered as a fishing and food fish. Silver perch is mild, does not cannibalize each other, has high breeding rate, high feed meat exchange coefficient and fast growth rate. The fish has strong environmental adaptability, wide temperature and salt, and is easy to domesticate. Silver perch can be cultured in factories, in cages in reservoirs, in freshwater ponds and reservoirs all over the country, and in salty fresh water on the beach, which is very similar to cage culture of tilapia in some aspects. Silver perch, as a newly introduced edible fish, has excellent characteristics, such as beautiful appearance, meat quality, and less intermuscular spines. The fish meat coverage rate is over 52%, including protein 18.9%, more than 8 kinds of amino acids beneficial to human body, and the amino acid content is 6 1.56%. At the same time, the silver perch has an oil mass, and the oil yield is high. It is rich in highly unsaturated fatty acids, especially "DHA" called brain gold and "EPA" for preventing arteriosclerosis, which greatly exceeds those of rare fish such as red snapper, black snapper and yellow croaker. Fish with short breeding cycle.
Five, silver shield fish
Silver shield fish is a kind of freshwater economic fish in the United States. Its biological characteristics, culture methods and requirements are basically similar to those of Chinese mandarin fish, and it has low requirements for water environment, wider feeding habits and stronger disease resistance. What kind of fish can be farmed profitably for three months?
Six, Australian gemstone bass
Which kinds of freshwater fish have good economic benefits? Australia's precious perch is a perciformes fish, which is a famous freshwater fish in Australia and is considered as a fishing and food fish. Gem perch grows faster, and its growth rate can be as high as duck/12 months under suitable water temperature conditions. Strong environmental adaptability, it can survive in the range of water temperature 10-38℃, and it is easy to solve the problem by feeding hard granules. Gem perch can be cultured in factory, cage in reservoir and pond. It is based on the excellent characteristics of colony predation, rapid growth and strong disease resistance in the breeding process of Gem perch, which is very similar to cage culture of tilapia and carp in some aspects. What fish to breed is profitable and easy to manage.
Seven, PARALICHTHYS olivaceus
PARALICHTHYS olivaceus belongs to flounder, PARALICHTHYS olivaceus and PARALICHTHYS olivaceus. The fish is native to the United States and distributed in the northern coast of Florida and the Gulf of Mexico in the Atlantic Ocean. Its meat is delicious, finer and more elastic than Japanese flounder, and it is omnivorous and has a wide range of salt adaptability. The young fish can be directly cultured in fresh water, gregarious, grow fast, and can reach 1 kg in the same year under suitable conditions, with strong disease resistance, high temperature resistance, strong adaptability to the environment, hypoxia tolerance, and easy to live. It is favored by consumers in the United States, Japan, etc., and has high economic value and popularization value, and the breeding prospect is very broad.
The above is related to what aquatic products have the most economic value, and it is about sharing what aquatic products have the most economic value. After reading what kind of fish has high economic benefits, I hope this will help everyone!