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海洋科学  2009 

斜带石斑鱼不同地理群体遗传变异的微卫星分析

, PP. 60-64

Keywords: 斜带石斑鱼(Epinephelus,coioides),微卫星,遗传变异

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Abstract:

筛选5对可分析引物对斜带石斑鱼(Epinepheluscoioides)台湾群体和广东群体的DNA多态性进行分析。根据电泳检测结果,平均每个引物获得4.2个等位基因,未发现群体的特异位点。获得2个群体平均观测杂合度(Ho)分别为0.6721和0.6826,平均期望杂合度(He)分别为0.6479和0.5444,两群体间的遗传分化系数(FST)为0.0110。统计结果表明,2个群体有着较高的遗传变异性,群体间的遗传分化程度处于多数海水鱼类的平均水平。

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