中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Numerical study on the pattern and origins of Kuroshio branches in the bottom water of southern East China Sea in summer

文献类型:期刊论文

作者Yang, Dezhou1,2; Yin, Baoshu1,2; Liu, Zhiliang1,2; Bai, Tao3; Qi, Jifeng1,2,4; Chen, Haiying1,2
刊名JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS
出版日期2012-02-08
卷号117页码:C02014
关键词CONTINENTAL-SHELF NORTHEAST TSUSHIMA WARM CURRENT TAIWAN MODEL SYSTEM VARIABILITY INTRUSION TRANSPORT EXCHANGE CURRENTS
ISSN号0148-0227
通讯作者Yang, DZ (reprint author), Chinese Acad Sci, Key Lab Ocean Circulat & Waves, Qingdao, Peoples R China.
英文摘要Pattern and origins of Kuroshio branches in the bottom water of southern East China Sea (ECS), were carefully examined by numerical simulations based on the Regional Ocean Modeling System (ROMS) together with observations. Model results show that in the bottom water of ECS, the intrusion pattern of Kuroshio is mainly composed of an Offshore Kuroshio Branch Current (OKBC) which, bifurcated from the Kuroshio northeast of Taiwan, flows nearly along the isobath of similar to 100 m, and a Nearshore Kuroshio Branch Current (NKBC) which, originated from the Kuroshio northeast of Taiwan, upwells northwestward gradually from similar to 250 m to similar to 60 m, then turns to northeast around 27.5 degrees N, 122 E, thereafter flows northeastward along the isobath of similar to 60 m, and finally reaches at 30.5 degrees N where it turns to east. Furthermore, we found that the NKBC mostly originated in the Kuroshio subsurface water (120-250 m) east of Taiwan, whereas the OKBC mainly stemmed from the Kuroshio water (60-120 m) east of Taiwan. This pattern and origins of OKBC and NKBC well addressed the observational phenomena that off the coast of Zhejiang province, China, there were colder, less saline, and more phosphate-rich bottom water near the isobath of similar to 60 m rather than near the isobath of similar to 100 m in August 2009. Finally, it is proposed that on southern ECS continental shelf, Kuroshio exhibits its intrusion branches by an anticyclonical stair structure: bottom stair NKBC, middle stair OKBC, and top stair Kuroshio surface branch (KBC).
学科主题Oceanography
收录类别SCI
原文出处10.1029/2011JC007528
语种英语
WOS记录号WOS:000300328100002
公开日期2013-09-24
源URL[http://ir.qdio.ac.cn/handle/337002/12177]  
专题海洋研究所_海洋环流与波动重点实验室
作者单位1.Chinese Acad Sci, Key Lab Ocean Circulat & Waves, Qingdao, Peoples R China
2.Chinese Acad Sci, Inst Oceanol, Qingdao 266071, Peoples R China
3.State Ocean Adm, N China Sea Marine Forecasting Ctr, Qingdao 266033, Peoples R China
4.Chinese Acad Sci, Grad Sch, Beijing, Peoples R China
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Yang, Dezhou,Yin, Baoshu,Liu, Zhiliang,et al. Numerical study on the pattern and origins of Kuroshio branches in the bottom water of southern East China Sea in summer[J]. JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS,2012,117:C02014.
APA Yang, Dezhou,Yin, Baoshu,Liu, Zhiliang,Bai, Tao,Qi, Jifeng,&Chen, Haiying.(2012).Numerical study on the pattern and origins of Kuroshio branches in the bottom water of southern East China Sea in summer.JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS,117,C02014.
MLA Yang, Dezhou,et al."Numerical study on the pattern and origins of Kuroshio branches in the bottom water of southern East China Sea in summer".JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS 117(2012):C02014.

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来源:海洋研究所

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