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Hypoxia formation in the East China Sea by decomposed organic matter in the Kuroshio Subsurface Water | |
Wang, Wentao1,2,3,4; Yu, Zhiming1,2,3,4; Song, Xiuxian1,2,3,4; Chi, Lianbao1,2,3; Zhou, Peng5; Wu, Zaixing1,2,3; Yuan, Yongquan1,2,3 | |
2022-04-01 | |
Source Publication | MARINE POLLUTION BULLETIN |
ISSN | 0025-326X |
Volume | 177Pages:11 |
Corresponding Author | Yu, Zhiming(zyu@qdio.ac.cn) |
Abstract | Although internal decomposition of organic matter (OM) in the Kuroshio Subsurface Water (KSSW) is a crucial factor for hypoxia formation in the East China Sea (ECS), the seasonal source and contributions of this OM remain debated. This study applied datasets collected in June and October 2015 to discuss these issues qualitatively and quantitatively. According to the variations in several parameters along the KSSW route, N-2 fixation signals related to decomposed OM were apparent in the southern ECS during June, while terrestrial input signals were revealed in the northern ECS during June and most of the ECS during October. The terrestrial input contributed 47% of the decomposed OM near the historic hypoxic area in June, indicating that the terrestrial and marine sources contributed almost equally to the development of ECS hypoxia. These results provide vital information for understanding the mechanism of hypoxia formation driven by eutrophication and oceanic circulation. |
Keyword | East China Sea Kuroshio Subsurface Water Hypoxia Nitrate isotopes Remineralization |
DOI | 10.1016/j.marpolbul.2022.113486 |
Indexed By | SCI |
Language | 英语 |
Funding Project | National Natural Science Foundation of China[41806091] ; National Natural Science Foundation of China[42006119] ; Shandong Provincial Natural Science Foundation, China[ZR2019QD014] |
WOS Research Area | Environmental Sciences & Ecology ; Marine & Freshwater Biology |
WOS Subject | Environmental Sciences ; Marine & Freshwater Biology |
WOS ID | WOS:000777832000005 |
Publisher | PERGAMON-ELSEVIER SCIENCE LTD |
Citation statistics | |
Document Type | 期刊论文 |
Identifier | http://ir.qdio.ac.cn/handle/337002/178754 |
Collection | 海洋生态与环境科学重点实验室 |
Corresponding Author | Yu, Zhiming |
Affiliation | 1.Chinese Acad Sci, Inst Oceanol, CAS Key Lab Marine Ecol & Environm Sci, Qingdao 266071, Peoples R China 2.Qingdao Natl Lab Marine Sci & Technol, Lab Marine Ecol & Environm Sci, Qingdao 266237, Peoples R China 3.Chinese Acad Sci, Ctr Ocean Megasci, Qingdao 266071, Peoples R China 4.Univ Chinese Acad Sci, Beijing 100049, Peoples R China 5.East China Normal Univ, Shanghai 200241, Peoples R China |
First Author Affilication | Key Laboratory of Marine Ecology & Environmental Sciences, CAS; Center for Ocean Mega-Science, Chinese Academy of Sciences |
Corresponding Author Affilication | Key Laboratory of Marine Ecology & Environmental Sciences, CAS; Center for Ocean Mega-Science, Chinese Academy of Sciences |
Recommended Citation GB/T 7714 | Wang, Wentao,Yu, Zhiming,Song, Xiuxian,et al. Hypoxia formation in the East China Sea by decomposed organic matter in the Kuroshio Subsurface Water[J]. MARINE POLLUTION BULLETIN,2022,177:11. |
APA | Wang, Wentao.,Yu, Zhiming.,Song, Xiuxian.,Chi, Lianbao.,Zhou, Peng.,...&Yuan, Yongquan.(2022).Hypoxia formation in the East China Sea by decomposed organic matter in the Kuroshio Subsurface Water.MARINE POLLUTION BULLETIN,177,11. |
MLA | Wang, Wentao,et al."Hypoxia formation in the East China Sea by decomposed organic matter in the Kuroshio Subsurface Water".MARINE POLLUTION BULLETIN 177(2022):11. |
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