Toxicity Reference Values and Tissue Residue Criteria for Protecting Avian Wildlife Exposed to Methylmercury in China
Mercury (Hg) is a globally distributed environmental contaminant with both natural and anthropogenic sources. Of the forms and oxidation states of Hg, the organic form, methylmercury (MeHg), is the most biologically available and the most toxic (Scheuhamm
- PDF / 578,171 Bytes
- 28 Pages / 439.37 x 666.14 pts Page_size
- 73 Downloads / 141 Views
Contents 1 Introduction .......................................................................................................................... 2 Data Collection and Analysis ............................................................................................... 2.1 Selection of Representative Species in China ............................................................. 2.2 Selection of Toxicity Data ........................................................................................... 2.3 Methods of Deriving TRVs and TRCs ........................................................................ 3 Review of MeHg Toxicity to Birds ...................................................................................... 4 Derivations of TRVs and TRCs............................................................................................ 5 Reasonableness of TRVs and TRCs..................................................................................... 6 Comparison to Ambient Concentrations in Tissues ............................................................. 7 Evaluation of Uncertainties .................................................................................................. 8 Summary .............................................................................................................................. References ..................................................................................................................................
54 55 55 56 57 58 66 68 71 72 74 75
R. Zhang Guangzhou Institute of Geochemistry, Chinese Academy of Science, Guangzhou 510640, China Graduate University of Chinese Academy of Sciences, Beijing 100049, China State Key Laboratory of Environmental Criteria and Risk Assessment, Chinese Research Academy of Environmental Sciences, Beijing 100012, China F. Wu () • G. Guo • H. Li • C. Feng • H. Chang State Key Laboratory of Environmental Criteria and Risk Assessment, Chinese Research Academy of Environmental Sciences, Beijing 100012, China e-mail: [email protected] J.P. Giesy Department of Veterinary Biomedical Sciences and Toxicology Centre, University of Saskatchewan, Saskatoon, SK, Canada Zoology Department and Center for Integrative Toxicology, Michigan State University, East Lansing, MI 48824, USA Department of Biology & Chemistry and State Key Laboratory in Marine Pollution, City University of Hong Kong, Kowloon, Hong Kong, SAR, China School of Biological Sciences, University of Hong Kong, Hong Kong, SAR, China D.M. Whitacre (ed.), Reviews of Environmental Contamination and Toxicology, Reviews of Environmental Contamination and Toxicology 223, DOI 10.1007/978-1-4614-5577-6_3, © Springer Science+Business Media New York 2013
53
54
1
R. Zhang et al.
Introduction
Mercury (Hg) is a globally distributed environmental contaminant with both natural and anthropogenic sources. Of the forms and oxidation states of Hg, the organic form, methylmercury (MeHg), is the most biologically available and the most toxic (Scheuhammer et al. 2007).
Data Loading...
