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[Distribution and Settlement of Microplastics in the Surface Sediment of Yangtze Estuary].

PubMed 2018 23 citations ? Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count. Score: 30 ? 0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.

Liyuan Qiang, Xiaotong Zhu, Xiaotong Zhu, Liyuan Qiang, Jun Koo Yi, Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Jinping Cheng Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Jinping Cheng Jinping Cheng Jun Koo Yi, Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Liyuan Qiang, Jinping Cheng Jinping Cheng Jinping Cheng Jinping Cheng Jinping Cheng Jinping Cheng Jinping Cheng Jinping Cheng Jinping Cheng Jinping Cheng

Summary

Researchers found microplastics in surface sediments at six sites in China's Yangtze River estuary, with concentrations varying by location and season. The study documents significant plastic contamination in this major coastal zone, raising concerns about ecosystem health and entry of microplastics into the marine food web.

Study Type Environmental

This study is designed to understand the microplastic contamination in the coastal area of Yangtze estuary. The abundance and distribution profiles of microplastics in the surface sediment of six sampling sites along the Yangtze estuary were examined throughout one year. The detected average concentration of microplastic, including fibers and fragments, in the surface sediment of Yangtze estuary was (3.42±1.31) items ·g<sup>-1</sup> (DW). Sampling during four seasons, in the months of January, April, July, and November, indicated that the highest abundance of microplastics in Yangtze estuary surface sediment occurred in January. A re-suspension experiment showed that microplastics tend to settle in the surface sediment after re-suspension. The distribution and settlement of microplastics along the coastal area has a high concordance with the dynamic erosion-accretion process of the Yangtze estuary. Microplastics tend to settle in accretion sites rather than in erosion sites.

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