中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
The Mitochondrial Markers Provide New Insights Into the Population Demographic History of Coilia nasus With Two Ecotypes (Anadromous and Freshwater)

文献类型:期刊论文

作者Gao, Tianxiang3; Ying, Yiping2; Yang, Qiaoli4; Song, Na1; Xiao, Yongshuang4
刊名FRONTIERS IN MARINE SCIENCE
出版日期2020-11-02
卷号7页码:15
关键词climatic oscillations genetic differentiation last glacial maximum phylogeography anadromous form demographic expansion
DOI10.3389/fmars.2020.576161
通讯作者Xiao, Yongshuang(dahaishuang1982@163.com)
英文摘要The Pleistocene climate oscillations have been proven to have profound influences in the evolutionary processes of marine species and left significantly tractable footprints in genomes of marine fauna. However, such history remains unknown for the Japanese grenadier anchovy Coilia nasus, a relatively large fish found in marine, freshwater and brackish water. In order to provide insight into the phylogeographic pattern and historical demography of C. nasus, we employed the mtDNA D-loop and Cyt b as molecular markers to estimate the genetic variation among populations of C. nasus. We took samples from 18 populations throughout the distribution of C. nasus. Partial sequences of mtDNA D-loop (n = 424) and Cyt b (n = 129) were obtained. Four phylogeographic lineages were revealed by the mtDNA D-loop analysis. Frequency changes of the four lineages throughout the species' distribution indicated limited genetic exchange among three major geographic regions. Patterns of isolation-by-distance were detected among the populations. Neutrality test, mismatch distribution, and network analyses consistently showed that all the four lineages had populations with relatively stable over time and then subjected to sudden expansion during the late-Pleistocene era (c. 20,000-75,000 years ago). The phylogeographic and demographic history of C. nasus was highly influenced by climatic fluctuations in the Pleistocene. Geographic isolation resulted from Pleistocene climatic fluctuations might have profound impacts on the distribution pattern of genetic variation of C. nasus. Our result also indicated that the population expansion event for C. nasus occured along with habitat continuous expansion during the inter-glacial period.
资助项目National Key R&D Program of China[2019YFD0901301] ; National Natural Science Foundation of China[41776171]
WOS研究方向Environmental Sciences & Ecology ; Marine & Freshwater Biology
语种英语
WOS记录号WOS:000587301300001
出版者FRONTIERS MEDIA SA
源URL[http://ir.qdio.ac.cn/handle/337002/169120]  
专题中国科学院海洋研究所
通讯作者Xiao, Yongshuang
作者单位1.Ocean Univ China, Minist Educ, Key Lab Mariculture, Qingdao, Peoples R China
2.Chinese Acad Fishery Sci, Yellow Sea Fisheries Res Inst, Key Lab Sustainable Dev Polar Fishery, Minist Agr, Qingdao, Peoples R China
3.Zhejiang Ocean Univ, Fisheries Coll, Zhoushan, Peoples R China
4.Chinese Acad Sci, Inst Oceanol, Ctr Ocean Mega Sci, Qingdao, Peoples R China
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Gao, Tianxiang,Ying, Yiping,Yang, Qiaoli,et al. The Mitochondrial Markers Provide New Insights Into the Population Demographic History of Coilia nasus With Two Ecotypes (Anadromous and Freshwater)[J]. FRONTIERS IN MARINE SCIENCE,2020,7:15.
APA Gao, Tianxiang,Ying, Yiping,Yang, Qiaoli,Song, Na,&Xiao, Yongshuang.(2020).The Mitochondrial Markers Provide New Insights Into the Population Demographic History of Coilia nasus With Two Ecotypes (Anadromous and Freshwater).FRONTIERS IN MARINE SCIENCE,7,15.
MLA Gao, Tianxiang,et al."The Mitochondrial Markers Provide New Insights Into the Population Demographic History of Coilia nasus With Two Ecotypes (Anadromous and Freshwater)".FRONTIERS IN MARINE SCIENCE 7(2020):15.

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来源:海洋研究所

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