P1 was the most perfect primer among all these 11 pairs,which could distinguish the 3 Monopterus albus populations collected from Hunan,Guangdong(China) and Bengal.

• 其中引物P1最理想,其PCR扩增产物能区分来自湖南、广东和孟加拉3个不同地域的黄鳝种群。