万彪,兰健,孙双文

• 1:中国海洋大学海洋系
• 2:海军工程大学船舶与海洋工程系
• 3:中国海洋大学物理海洋实验室

摘要(Abstract)：

通过统计方法,利用一套海洋同化数据分析了白令海海盆上层环流年际变化特征及其与阿留申低压的相关性。结果表明,海盆上层环流受阿留申低压的调制在研究的时间范围内存在周期为3~4 a为主的年际变化,年际尺度上海盆上层环流与阿留申低压强度以及阿留申低压在180°以西的强度都存在显著相关性。1976年的太平洋年代际调整后,EINino事件的频率大大提高,阿留申低压中心位置的东移与阿留申低压强度的增强有极好的一致性,这很可能是阿留申低压在180°以西的强度与海盆上层环流强度呈负相关的主要原因。

关键词(KeyWords)： 白令海海盆上层环流;阿留申低压;年际变化

Abstract:

Keywords:

基金项目(Foundation): 国家重点基础研究发展计划项目(2007CB411803);; 中国东部陆架海海洋自净能力与生态环境安全评价项目(2006DFB21250)资助

作者(Author): 万彪,兰健,孙双文

DOI: 10.16441/j.cnki.hdxb.2009.s1.002

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