二百年来黄海浮游植物群落结构变化的生物标志物记录

被引:28
作者
邢磊 [1 ,2 ]
赵美训 [1 ,2 ]
张海龙 [1 ,2 ]
孙耀 [3 ]
唐启升 [3 ]
于志刚 [1 ]
孙晓霞 [4 ]
机构
[1] 中国海洋大学海洋化学理论与工程技术教育部重点实验室
[2] 中国海洋大学海洋有机地球化学研究所
[3] 中国水产科学研究院黄海水产研究所
[4] 中国海洋大学海洋地球科学学院
关键词
生物标志物; 黄海生产力; 浮游植物; 群落结构;
D O I
10.16441/j.cnki.hdxb.2009.02.028
中图分类号
Q948.8 [水生植物学];
学科分类号
摘要
对位于南黄海的柱状样10694进行了生物标志物分析,利用其生物标志物含量及比例变化重建了黄海过去210a来的浮游植物生产力及群落结构变化。结果表明10694站位在过去100a来生产力有上升的趋势,而这种趋势在过去40a来尤为明显,浮游植物群落结构在过去100a中有硅藻比例上升-甲藻比例下降的趋势。通过与近期历史资料的对比,得出初步结论:黄海过去100a生产力上升及硅藻比例增加主要是与东亚冬季风和ENSO增强有关。结果表明,可以用生物标志物法重建过去百年来中国近海生态变化,并可以初步区分自然气候变化和人类活动对近海生态系统演变的影响。
引用
收藏
页码:317 / 322
页数:6
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