Turkish Journal of Fisheries and Aquatic Sciences
2025, Vol 25, Num, 4 (Pages: TRJFAS25574)
Development and Validation of 31 SNP Markers of Topmouth Culter, Culter alburnus by Whole-Genome Resequencing
Huan Wang 1 ,Huaxing Zhou 1 ,Yuting Hu 1 ,Jun Ling 1 ,He Jiang 1 ,Guoqing Duan 1
1 Anhui Academy of Agricultural Sciences, Fisheries Research Institution, Anhui Key Laboratory of Aquaculture and Stock Enhancement, Hefei, China, 230031Institute of Fisheries Science, Anhui Academy of Agricultural Sciences, Nongke SouthRoad, Hefei, Anhui, China
DOI :
10.4194/TRJFAS25574
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Culter alburnus is one of the most important commercial freshwater fishes and widely
distributed in China. In this study, a total of 31 novel single nucleotide polymorphism
(SNP) markers were developed based on whole-genome resequencing. The analysis of
the 31 SNP genotypes in 60 fish showed that the observed heterozygosity and
expected heterozygosity ranged from 0.283 to 0.650 and 0.280 to 0.504, respectively.
The minor allele frequency ranged from 0.167 to 0.458, and the polymorphism
information content ranged from 0.239 to 0.375. Among these SNPs, only one SNP
were found to deviate from Hardy-Weinberg equilibrium significantly (P<0.01). These
SNP markers could be a valuable tool for population conservation in this species.
Keywords :
Topmouth culter, SNP markers, Population genetics, Whole genome resequencing