Spatial variation, environmental risk and biological hazard assessment of heavy metals in surface sediments of the Yangtze River estuary

• Published in: Marine pollution bulletin Vol. 93; no. 1-2; pp. 250 - 258
• Main Authors: Wang, Haotian, Wang, Jiawei, Liu, Ruimin, Yu, Wenwen, Shen, Zhenyao
• Format: Journal Article
• Language: English
• Published: England Elsevier Ltd 15.04.2015
• Subjects: Arsenic - analysis; Biological hazard assessment; China; Environmental Monitoring; Environmental risk assessment; Estuaries; Geologic Sediments - chemistry; Heavy metal contamination; Marine; Metals, Heavy - analysis; Risk; Risk Assessment; Rivers - chemistry; Spatial distribution; Water Pollutants, Chemical - analysis; Yangtze River estuary; China; China, People's Rep., Changjiang R; Biological hazard assessment; Environmental risk assessment; Yangtze River estuary; Spatial distribution; Heavy metal contamination

•Environmental and biological hazard risk were assessed by geostatistics and GIS.•Anthropogenic inputs and fine grained sediments might explain for high enrichment.•Arsenic was defined as main pollutant in the Yangtze River estuary.•The contamination degree would be assessed by the combination of he...