目前,国内人工牙鲆养殖业方兴未艾,沿海各地部已开始,但养殖牙鲆有不少难题,首先育苗就存在问题,即牙鲆鱼人工采卵孵化后,常出现部份个体体色异常,这种现象称作白化。白化种苗用于养殖,商品价值低;用作放流,成活率也很低。为了查明白化机制,并找到防治办法,日本从1983年开始,组织了以大学、县试验场和载培渔业协会以及中心等为主体的研究机构,以白化为主要课题,进 At present, domestic artificial flounder breeding industry is in the ascendant, all parts of the coastal areas have begun, but there are many problems breeding flounder, first of all, there are problems breeding, that is, flounder fish artificial hatching after hatching, often some individuals with abnormal body color, This phenomenon is called whitening. Albino seedlings for breeding, low value of the commodity; used as a release, the survival rate is also very low. In order to identify the mechanism of albinism and find a way to prevent and control it, since 1983, Japan has organized research institutes mainly consisting of universities and counties, experimental sites and associations of fishery and fisheries, and centers, with albino as the main task.