High dispersal ability of Austropotamobius pallipes revealed by microsatellite markers in a French brook.

被引:11
作者
Gouin, N [1 ]
Souty-Grosset, C [1 ]
Ropiquet, A [1 ]
Grandjean, F [1 ]
机构
[1] Univ Poitiers, CNRS, UMR 6556, Lab Genet & Biol Populat Crustaces, F-86022 Poitiers, France
来源
BULLETIN FRANCAIS DE LA PECHE ET DE LA PISCICULTURE | 2002年 / 367期
关键词
Austropotamobius pallipes; microsatellites; gene flow; population structure;
D O I
10.1051/kmae:2002059
中图分类号
S9 [水产、渔业];
学科分类号
0908 ;
摘要
The genetic structure of a large population of the white-clawed crayfish Austropotamobius pallipes was assessed with five microsatellite markers by sampling six sites along its extent. The level of genetic polymorphism was relatively high with a mean heterozygosity value of 0.394 for the whole population. No genetic differentiation was observed between the different sampled sites, indicating that this population was panmictic. The possibility of extensive gene flow along this brook, downstream as well as upstream, is discussed.
引用
收藏
页码:681 / 689
页数:9
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