日本的渔业产量从1984年来一直保持着1200万吨的高水平.1988年又创造了1278万吨的历史纪录.进入200海里专属经济区后,为了维持高水平的渔获量,日本的渔获物中沙丁鱼的产量提高迅速,目前已增加到500万吨以上.然而,尽管渔获物产量仍超千万吨,但渔获物的单一程度却达到令人吃惊的地步.仅以超500万吨的沙丁鱼来说,51%以上用以加工鱼粉,作为家畜饲料,以增加家 Japan’s fishery production has been at a high level of 12 million tons since 1984 and a record 12.78 million tons in 1988. In order to maintain a high level of catches after entering the 200-nautical-mile exclusive economic zone, Japan’s catch The rapid increase in the production of sardines has now risen to more than 5 million tonnes, although the catch is surprisingly staggering despite the production of catch still exceeding 10 million tonnes, Tons of sardines, more than 51% for the processing of fishmeal, as livestock feed, to increase the home