A, 2022 spot prawns price how much money a catty?
Liaoning Dalian Zhuanghe spot prawns 70 yuan / catty; Jiangsu Lianyungang City Ganyu District spot prawns 63.12 yuan / catty; Fujian Zhangzhou City, Dongshan County spot prawns 88.67 yuan / catty; Fujian Zhangzhou City, Zhangpu County spot prawns 120 yuan / catty; Jiangxi Nanchang City, Qingyunpu District spot prawns 70 yuan / catty; Shandong Qingdao City, Chengyang District spot prawns 63.68 yuan / catty; Zhanjiang City, Guangdong Xuwen County Spotted shrimp 67.14 yuan / catty; Haicheng District, Beihai City, Guangxi Spotted shrimp 77.62 yuan / catty; Hainan Qionghai City, Qionghai City Spotted shrimp 120 yuan / catty.
The above spot shrimp prices are from the origin of the market price hall, not retail prices, for reference only.
Two, spot prawns are freshwater or marine culture?
1, spot prawns to use sea water farming.
Spotted shrimp is brackish water, belonging to the sea shrimp.
Spotted shrimp distribution area is very wide, in the coast of China, southern Japan, South Korea, the Philippines, Indonesia, Australia, Thailand, India to the eastern coast of Africa are distributed.
China's coastal areas in February-April, August-November each year for the spot prawn spawning period.
2, spot prawns fast-growing, adaptable, miscellaneous food, the bait protein content requirements are low, only about 35%, can tolerate a wide range of salinity and temperature.
Salinity range of 0.2% -70%, the optimal salinity of 10% -20%; the optimal temperature of 25 ℃ -32 ℃, low oxygen tolerance is also stronger.
3, spot prawns are prawns in the individual is relatively large, the largest individual found up to 33 cm long, weighing 500-600 grams.
Mature shrimp are generally 22.5-32 centimeters long and weigh 137-211 grams.
Three, what is the difference between spot prawns and basal shrimp?
1, the appearance of different
(1) spot prawns: black-brown, earthy yellow interspersed with horizontal spots pattern.
Frontal angle of the upper beak 7-8 teeth, lower beak 2-3 teeth.
(2)Keeled shrimp: light brown, upper margin of frontal horn 6-9 teeth, lower margin toothless.
2, spawning season is different
(1) spot prawns: China's coastal areas breeding spot prawns, February-April, August-November for the spawning season.
(2) Keeled shrimp: China's coastal areas farmed Keeled shrimp, May-August for the spawning season.
3, different common names
(1) spot prawns: commonly known as ghost shrimp, grass shrimp, black tiger shrimp, flower shrimp, bull shrimp and so on.
(2) basal shrimp: commonly known as hemp shrimp, flower tiger shrimp, tiger shrimp, knife-fronted new shrimp, mud shrimp, sand shrimp, red-clawed shrimp, Lu shrimp.
4, the price is different
Spotted shrimp is more expensive than kiwi shrimp.
Spotted shrimp commonly known as ghost shrimp, it is a very nutritious, and eat the meat of the shrimp.
Many people are now choosing to eat spot prawns because they are more nutritious than other common prawns.
Because the astaxanthin content in its body is high, so its price is also relatively high.
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