Tai Hu Lake population had most variable locus (13) in total 628bp mitochondrial COI fragment when the number in Xing Kai Hu Lake population, Chao Hu Lake population and Hu

• 在测得的628bp COI基因片断中，太湖群体的变异位点数最多(13)，兴凯湖群体、巢湖群体和呼伦湖群体的变异位点数仅为2，与太湖群体相差悬殊，推