Saltwater aquaculture rookie - east wind snail
East wind snail scientific name square spot east wind snail Babyloni areolata (Link), belongs to the gastropods, new gastropods, moth snail family. The shell is long ovate, the shell height is about 7cm, the shell width is about 4cm, the conch layer is about 8 layers. The threads are rounded, forming a narrow and flat shoulder below the suture line. The shell surface has fine growth lines, is covered with yellow-brown shell skin, and has rectangular purple-brown patches, commonly known as the flower snail or square-spotted flower snail. It lives in tens of meters to hundreds of meters deep sandy and muddy seabed, mainly distributed in China in the South China Sea.
Dongfeng snail is one of the few carnivorous shellfish in the ocean. To eat fish, shrimp and other shellfish meat-based. Its vitality is extremely strong, the survival temperature of 3 ℃ ~ 38 ℃, in the water for 5 months without food does not die. Dongfeng snail in the past long in the "boudoir" not known to the world, and then because of its meat is delicious, tender and crisp, nutritious, containing a lot of beneficial to the human body long life protein, a variety of amino acids and rare elements and does not contain cholesterol and abalone with the same name. the early 90's, the Taiwan fishing boats in the South China Sea to catch, supply the market in the Gulf and exported to Japan. After my coastal fishermen mastered the capture technology, began to capture the supply of domestic high-grade seafood restaurants and hotels. In recent years, due to increased capture, the gradual decline in natural resources, production is limited, the market is less expensive, Haikou, Guangzhou, the market price of Dongfeng snails have risen from 95 to 110 yuan per kilogram in 2002 to the recent 120 to 160 yuan, Shanghai and other markets, higher prices, the vast number of hotels and seafood restaurants are almost too short to meet the demand. Food method is mainly salt baked, grilled, white burnt, etc.. Especially favored by Hong Kong, Macao and Taiwan compatriots. Japan, South Korea, the market is also very optimistic, the market consumption potential is huge.
In recent years, Thailand has a small number of Dongfeng snail farming and exported to Taiwan, Japan, the market, I have not yet large-scale domestic farming. This year, Hainan Dingda Farming Co., Ltd. in the Marine Institute of Hainan University, Professor Feng Yongquan, Lai Qiuming Associate Professor under the guidance of the success of large-scale nursery, and a breakthrough in high-density breeding methods, per square meter of seedling 1,000, 100 days of farming up to the specifications of the product (120-140 / kg), the survival rate of 95% or more, bait coefficient of 4, the cost of production at 40 yuan / kg The cost of production is about 40 Yuan/kg, and the profit margin is high. Dongfeng snails have high food value and economic value, and is a safe green food, can be exported to Japan, South Korea, the market outlook is very favorable, it will become China's southern coastal large-scale aquaculture of high-quality economic seafood rookie, worth promoting on a large scale.