1. International Joint Research Center for Persistent Toxic Substances (IJRC-PTS), State Key Laboratory of Urban Water Resource and Environment, Harbin Institute of Technology, Harbin 150090, P. R. China
2. International Joint Research Center for Arctic Environment and Ecosystem (IJRC-AEE), Polar Academy/School of Environment, Harbin Institute of Technology, Harbin 150090, P. R. China
3. Heilongjiang Provincial Key Laboratory of Polar Environment and Ecosystem (HPKL-PEE), Harbin Institute of Technology, Harbin 150090, P. R. China
4. School of Environment, Key Laboratory for Yellow River and Huai River Water Environment and Pollution Control, Ministry of Education, Henan Normal University, Xinxiang, Henan 453007, P. R. China
5. Department of Fisheries and Oceans, Institute of Ocean Sciences, P.O. Box 6000, Sidney, British Columbia V8L 4B2, Canada
6. Institute of Natural Sciences, North-Eastern Federal University, 58 Belinsky str., Yakutsk 677000, Russia
7. School of Public Health, University of Nevada, Reno, Reno, Nevada 89557, United States
8. IJRC-PTS-NA, Toronto, Ontario M2N 6X9, Canada