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DOI10.1016/j.marpolbul.2024.116239
Decadal changes of macrofauna community in a semi-enclosed Bay of Yueqing in East China Sea
发表日期2024
ISSN0025-326X
EISSN1879-3363
起始页码201
卷号201
英文摘要To reveal the long-term variation of macrofauna community in Yueqing Bay, an aquacultural bay famous for its shellfish culturing in the East China Sea, macrofauna samples were collected in three period from 2002 to 2003 and 2006 - 2007 to 2020 - 2021. The results show that macrofaunal community structure in this area has changed significantly (ANOSIM, p < 0.01) in nearly two decades with significant decreases in species number, biodiversity index and average biomass. Meanwhile, the taxa composition also changed significantly as the dominance of annelid increased while that of mollusks, echinoderms and vertebrates decreased. As a consequence of the variation of taxa composition and total biomass, macrofauna community showed a tendency of miniaturization as individuals with smaller body size and lower biomass dominated the community. According to the results of CCA analysis, temperature, salinity and dissolved oxygen content were the main environmental factors that restricted the species composition of macrofauna community. Further studies still needed to reveal the main reasons that cause the variation of macrofauna community. Overall, the results of this study suggest that the present status of Yueqing Bay benthic ecosystem is concerning from a macrobenthos perspective, as the biodiversity index and biomass of macrofauna decreased significantly. Effective measures should be taken in urgently to restrain the safety and function of coastal ecosystems.
英文关键词Macrofauna; Biodiversity; Aquaculture; Coastal ecosystem
语种英语
WOS研究方向Environmental Sciences & Ecology ; Marine & Freshwater Biology
WOS类目Environmental Sciences ; Marine & Freshwater Biology
WOS记录号WOS:001222140600001
来源期刊MARINE POLLUTION BULLETIN
文献类型期刊论文
条目标识符http://gcip.llas.ac.cn/handle/2XKMVOVA/297121
作者单位Ministry of Natural Resources of the People's Republic of China; Second Institute of Oceanography, Ministry of Natural Resources; Ministry of Natural Resources of the People's Republic of China; Second Institute of Oceanography, Ministry of Natural Resources
推荐引用方式
GB/T 7714
. Decadal changes of macrofauna community in a semi-enclosed Bay of Yueqing in East China Sea[J],2024,201.
APA (2024).Decadal changes of macrofauna community in a semi-enclosed Bay of Yueqing in East China Sea.MARINE POLLUTION BULLETIN,201.
MLA "Decadal changes of macrofauna community in a semi-enclosed Bay of Yueqing in East China Sea".MARINE POLLUTION BULLETIN 201(2024).
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