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DOI | 10.1016/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 |
ISSN | 0025-326X |
EISSN | 1879-3363 |
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
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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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