| 南海北部金线鱼延绳钓渔获分析 |
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| 引用本文： | 张鹏,杨吝,谭永光,张旭丰.南海北部金线鱼延绳钓渔获分析[J].上海水产大学学报,2008,17(6). |
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| 作者姓名： | 张鹏 杨吝 谭永光 张旭丰 |
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| 作者单位： | 中国水产科学研究院南海水产研究所,广东广州510300 |
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| 基金项目： | 广东省渔业资源调查与跟踪分析
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| 摘 要： | 根据2007年8—9月的海上生产调查数据，对南海北部母子式金线鱼延绳钓渔获情况进行了初步分析。结果显示，金线鱼、深水金线鱼和长尾大眼鲷为渔获优势种，其相对重要性指标（IRI）分别为7518．10、3446．33和2052．65；渔获平均体长分别为203mm、129mm和264mm；平均体重分别为190g,57g和426g：渔获物的优势体长组分别为160～240mm、100～160mm和230～270mm；平均上钩率分别为0．96％、0．96％和0．19％；方差分析未显示此3种鱼在早晨、中午和傍晚不同时段的上钩率有显著差异。
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| 关 键 词： | 金线鱼 深水金线鱼 长尾大眼鲷 延绳钓 渔获 南海北部 |
Analysis on the catches of Nemipterus virgatus longline in the northern South China Sea |
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| ZHANG Peng,YANG Lin,TAN Yong-guang,ZHANG Xu-feng.Analysis on the catches of Nemipterus virgatus longline in the northern South China Sea[J].Journal of Shanghai Fisheries University,2008,17(6). |
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| Authors: | ZHANG Peng YANG Lin TAN Yong-guang ZHANG Xu-feng |
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| Institution: | ZHANG Peng,YANG Lin,TAN Yong-guang,ZHANG Xu-feng(South China Sea Fisheries Research Institute Chinese Academy of Fishery Sciences,Guangzhou 510300,China) |
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| Abstract: | Based on the investigation during August-September 2007,the catches of mothership carries small Nemipterus virgatus longliner in the northern South China Sea were preliminarily analyzed.Results showed,Nemipterus virgatus,Nemipterus bathybius and Priacanthus tayenus were the dominant species;their Index of Relative Importance(IRI) were 7 518.10,3 446.33,and 2 052.65 respectively;their average body length were 203mm,129mm,and 264mm respectively;their average weight 190g,57g,and 426g respectively;their dominan... |
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| Keywords: | Nemipterus virgatus Nemipterus bathybius Priacanthus tayenus longline catches northern south china sea |
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