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浙江外海渔场蛸类(章鱼)的数量分布
Quantity Distribution of the Octopus in Offshore Fishing Ground of Zhejiang
【摘要】 根据2002~2003年浙江外海资源监测调查资料和1994~1995年浙江渔场及邻近海域头足类资源调查资料,研究了蛸类(章鱼)数量的季节变化和时空分布,结果表明:蛸类数量有两个高峰期,即夏季高峰(8~9kg/h)和秋冬季高峰(5.73~10.5kg/h)。夏季高峰密集中心在29°00’~31°00’N,124°00’~127°00’E海域,秋冬季高峰密集中心出现在26°30’~28°00’N,123°30’~125°30’E。最后提出蛸类开发利用的建议。
【Abstract】 According to the data obtained from the fishery resources monitoring in offshore fishing ground of Zhejiang during 2002-2003 and the data obtained from the cephalopod resources monitoring in fishing ground of Zhejiang and its vicinity, quantity seasonal change and space-time distributing of the octopus were analysed. The results indicated that octopus quantity have two fastigium,summer fastigium concentrated in 29°00′~31°00′N,124°00′~127°00′E with density of 8~9 kg/h and autumn fastigium concentrated in 26°30′~28°00′N,123°30′~125°30′E with density of 5.73~10.5 kg/h.Finally the suggest of exploitation and utilization of octopus is put forward.
【Key words】 octopus; quantity distribution; space-time change; offshore of Zhejiang;
- 【文献出处】 浙江海洋学院学报(自然科学版) ,Journal of Zhejiang Ocean University , 编辑部邮箱 ,2004年04期
- 【分类号】S932.4
- 【被引频次】3
- 【下载频次】101