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A new record of Sebastes koreanus from China based on morphological characters and DNA barcoding
  • ISSN号:0254-4059Call Number: 37-1150
  • 期刊名称:Chinese Journal of Oceanology and Limnology
  • 时间:2015
  • 页码:590-596
  • 分类:S852.659.5[农业科学—基础兽医学;农业科学—兽医学;农业科学—畜牧兽医] Q959.468[生物学—动物学]
  • 作者机构:[1]Institute of Evolution and Marine Biodiversity, Ocean University of China, Qingdao 266003, China, [2]Maizuru Fisheries Research Station, Field Science Education and Research Centre, Kyoto University, Kyoto 625-0086, Japan, [3]National Research Institute of Fisheries Science, 2-12-4, Yokohama, 236-8648, Japan, [4]Fishery, College, Zhejiang Ocean University, Zhoushan 316000, China
  • 相关基金:Supported by the National Natural Science Foundation of China (No. 41176117) and the Specialized Research Fund for the Doctoral Program of Higher Education of China (No. 20120132110009) We deeply thank Dr. ZHANG H. for the sample collection as well as Mrs. KANG S. H., Mr. LI Y., and Mr. QIN Y. for offering assistance with writing the paper.
  • 相关项目:西北太平洋两种卵胎生硬骨鱼类的种群遗传结构和分子系统地理学研究
中文摘要:

Sebastes koreanus Kim 和李,的一个新记录 1994 基于词法人物和 DNA barcoding 被记录。56 个 Sebastes 标本从北中国的沿海的水被收集。样品作为 S 被识别。koreanus 基于词法人物。着色法和 morphometric 大小与那些从在南朝鲜收集的标本描述了一致。在这研究,标本有下列词法特征:有黑暗条纹和微小的黑暗的点的轻棕色的身体,方面上的 45 个宽模糊垂直模式, 2 根光线的条纹在后面并且在眼睛下面, opercle 上的 1 个大黑暗大块斑点。另外,下列 meristic 人物被记录:背面的鳍 XIV-13,胸鳍 16,肛门鳍 III-67,骨盆的鳍 I-5,侧面的线放大 2930,并且 vertebrae 26。细胞色素 oxidase 子单元的碎片我 mitochondrial DNA 的 COI 基因为种系发生的分析被定序。在种类以内的吝啬的基因距离是 0.3% 。捕捞在 S 之间的基因距离。koreanus 和另外的 Sebastes 种类从 3.1% ~ 7.6%,它比为种类定界线的阀值大。种系发生的分析强烈支持 S 的有效性。在在基因水平的中国的 koreanus。origion,进化,种形成的模式和在在这种的首领系之中的染色体分叉的唯一的特征仍然需要研究的未来方向。

英文摘要:

A new record of Sebastes koreanus (Kim and Lee, 1994) was documented based on morphological characters and DNA barcoding. Fifty-six Sebastes specimens were collected from the coastal waters of northern China. Samples were identified as S. koreanus based on morphological characters. The coloration and morphometric measurements were consistent with those described from specimens collected in South Korea. In this study, specimens had the following morphological characteristics: light brown body with dark stripes and tiny dark spots, 4-5 wide indistinct vertical patterns on the side, 2 radial stripes behind and below the eyes, 1 large dark blotch on the opercle. Additionally, the following meristie characters were recorded: dorsal fin XIV-13, pectoral fin 16, anal fin III-6-7, pelvic fin [-5, lateral line scales 29-30, and vertebrae 26. The fragment of cytochrome oxidase subunit I (CO1) gene of mitochondrial DNA was sequenced for phylogenetic analysis. The mean genetic distance within the species was 0.3%. Net genetic distances between S. koreanus and other Sebastes species ranged from 3.1% to 7.6%, which was greater than the threshold for species delimitation. The phylogenetic analysis strongly supports the validity of S. koreanus in China at the genetic level. The origion, evolution, patterns of speciation and unique features in genome divergence among primate lineages of this species still need future directions of research.

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