"Spineless fish" (that is, there is no thorn in the fish fillet except one main thorn) is a best-selling fish all over the world.

These include mandarin fish, sturgeon, tilapia and so on.

Mandarin fish is called the best freshwater fish. At present, its market price is 60~80 yuan per kilogram.

Now the annual output is only 89,000 tons, which is unable to meet the market demand.

Sturgeon is a famous cold-water fish species in the world, among which Russian production is the best. Besides,

There are also European sturgeons and Chinese sturgeons. Sturgeon has good meat quality, only one thorn, which is very suitable.

European and American tastes. China began to raise sturgeon around 1996 and 1998.

After commercial production, its price has also dropped from 800 yuan per kilogram in previous years to 100 per kilogram.

~200 yuan. There is a great demand in the international market.

Tilapia belongs to the middle and low grade among famous freshwater fish, and its culture area has spread all over the world for 75.

Countries and regions. At present, China's tilapia farming has accounted for 65% of the total tilapia farming in the world.

%。 Due to the long-term stay in small-scale production and low-grade local production and marketing stage, it is far from forming an industry.

And failed to enter the international market.