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七十年代初,日本就把牙鲆作为栽培渔业的鱼种正式进行苗种生产。近年来,日本的牙鲆苗种生产技术不断提高,苗种生产量逐年增多,1984年全国生产牙鲆苗种的县达27个,生产放流和养殖用苗种总计1375万尾。
In the early 1970s, Japan used flounder as a seed for its cultivation of fisheries. In recent years, Japan’s flounder seed production technology continues to increase, seed production increased year by year, in 1984 the production of halibut seedling counties up to 27 counties, production release and aquaculture seedlings totaled 1375 million.