| 浙南沿岸龙头鱼数量分布调查 |
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| 引用本文： | 杨星星,洪小括,叶海滨.浙南沿岸龙头鱼数量分布调查[J].上海海洋大学学报,2012,21(3):410-414. |
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| 作者姓名： | 杨星星 洪小括 叶海滨 |
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| 作者单位： | 温州市海洋与渔业局;温州市渔业学会;洞头县水产科学技术研究所 |
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| 基金项目： | 温州市科技计划项目（S20100017）；温州市海洋与渔业扶持项目（2009） |
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| 摘 要： | 以2010年7月至2011年6月对浙南沿岸张网渔获物采样调查为依据，研究分析龙头鱼体长体重组成、数量分布及张网渔获量。结果表明，除了1月与2月外，龙头鱼在其余月份均有出现，周年体长分布范围为27.4～201.1 mm，平均为71.4 mm，周年体重分布范围为0.05～70.5 g,平均为1.4 g。龙头鱼出现旺季主要在9月至11月，样品中龙头鱼重量占比分别为25.5%、39.7%、20.8%，平均体重分别为1.2 g、1.1 g、1.6 g。
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| 关 键 词： | 龙头鱼 张网 数量分布 浙南沿岸 |
Survey of the number distribution of Harpodon nehereus along the southern coast of Zhejiang |
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| YANG Xing-xing,HONG Xiao-kuo and YE Hai-bin.Survey of the number distribution of Harpodon nehereus along the southern coast of Zhejiang[J].Journal of Shanghai Ocean University,2012,21(3):410-414. |
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| Authors: | YANG Xing-xing HONG Xiao-kuo and YE Hai-bin |
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| Institution: | 1.Wenzhou Sea and Fishery Bureau,Wenzhou 325003,Zhejiang,China;2.Wenzhou Society of Fisheries,Wenzhou 325003,Zhejiang,China;3.Fisheries Science Research Institute of Dongtou,Dongtou 325700,Zhejiang,China) |
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| Abstract: | According to the survey of catch in the set net along the southern coast of Zhejiang from July, 2010 to June, 2011, research and analysis on the composition of length and weight, distribution and set net in the number catches of bombay duck were conducted. The results show that bombay duck appeared every month except January and February, the distribution of body length range were 27.4-201.1 mm annually, the average was 71.4 mm, the distribution of weight range were 0.05-70.5 g annually, the average was 1.4 g. Bombay duck appeared mainly in September to October, accounting for 25.5%,39.7% and 20.8% of the weight of the sample. Average weight were 1.2 g, 1.1 g and 1.6 g. |
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| Keywords: | Harpodon nehereus set net spatial distribution southern coast of Zhejiang |
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