鳗鱼(Anquilla japonica)广泛分布于我国、日本、朝鲜的江河湖海。生长快,肉味鲜美,营养丰富,是我国长江以南沿海地区淡水养殖的主要名贵品种之一。顺德市是我国主要塘鱼出口基地之一,28万多亩池塘历来以养殖四大家鱼为主,在计划经济的20多年中,由于种种原因未能充分发挥生产潜力,经济效益不高,因而长期 Eel (Anquilla japonica) widely distributed in China, Japan, North Korea’s rivers and lakes. Fast growing, delicious meat, nutritious, is China’s coastal waters south of the Yangtze River freshwater aquaculture one of the major species of luxury. Shunde City is one of the major pond export bases in our country. The 280,000-mu pond has always been dominated by the four major domestic fish farms. In the planned economy of more than 20 years, due to various reasons, the potential of production has not been fully realized and the economic benefits are not high. long