F. Abbas, I. A. Norli, A. Aness and E. Azharmat, “Analysis of Heavy Metal Concentrations in Sediments of Selected Estuaries of Malaysia—A Statistical Assessment,” Environmental Monitoring and Assessment, Vol. 153, No. 1-4, 2009, pp.179-185. doi:10.1007/s10661-008-0347-x
 R. Bettinentti, C. Giarei and A. Provini, “A Chemical Analysis and Sediment Toxicity Bioassays to Assess the Contamination of River Lambro (Northern Italy),” Archives of Environmental Contamination and Toxicology, Vol. 45, No. 1, 2003, pp. 72-78. doi:10.1007/s00244-002-0126-6
 K. V. Raju, R. Somashekar and K. Prakash, “Heavy Metal Status of Sediment in River Cauvery, Karnataka,” Environmental Monitoring and Assessment, Vol. 184, No. 1, 2012, pp. 361-373. doi:10.1007/s10661-011-1973-2
 S. Olivares-Rieumont, D. de la Rosa, L. Lima, D. Graham, K. Alessandro, J. Borroto, et al., “Assessment of Heavy Metal Levels in Almendares River Sediments—Havana City, Cuba,” Water Research, Vol. 39, No. 16, 2005, pp. 3945-3953. doi:10.1016/j.watres.2005.07.011
 I. Brunner, J. Luster, M. Günthardt-Goerg and B. Frey, “Heavy Metal Accumulation and Phytostabilisation Potential of Tree Fine Roots in a Ccontamination Soil,” Environmental Pollution, Vol. 152, No. 3, 2008, pp. 559-568. doi:10.1016/j.envpol.2007.07.006
 A. Idris, M. A. H. Eltayeb, S. Potgieter-Vermaak, R. Van Grieken and J. Potgieter, “Assessment of Heavy Metals Pollution in Sudanese Harbors along the Red Sea Coast,” Microchemical Journal, Vol. 87, No. 2, 2007, pp.104-112. doi:10.1016/j.microc.2007.06.004
 S. Morin, T. Duong, A. Danbrin, A. Coynel, O. Herlory, M. Baudrimont, et al., “Long-Term Survey of Heavy-Metal Pollution, Biofilm Contamination and Diatom Community Structure in the Rio Mort Watershed, South-West France,” Environmental Pollution, Vol. 151, 2008, pp. 532-542. doi:10.1016/j.envpol.2007.04.023
 A.-P. Zhong, S.-H. Guo, F.-M. Li, G. Li and K.-X. Jiang, “Impact of Anions on the Heavy Metals Release from Marine Sediments,” Journal of Environmental Sciences, Vol. 18, No. 6, 2006, pp. 1216-1220. doi:10.1016/S1001-0742(06)60065-X
 C. Atkinson, D. Jolley and S. Simpson, “Effect of Overlying Water pH, Dissolved Oxygen, Salinity and Sediment Disturbances on Metal Release and Sequestration from Metal Contaminated Marine Sediments,” Chemosphere, Vol. 69, No. 9, 2007 , pp. 1428-1437. doi:10.1016/j.chemosphere.2007.04.068
 P. Harikumar and T. Jisha, “Distribution Pattern of Trace Metal Pollutants in the Sediments of an Urban Wetland in the Southwest Coast of India,” International Journal of Engineering Science and Technology, Vol. 2, No. 5, 2010, pp. 840-850.
 K. Mmolawa, A. Likuku and G. Gaboutloeloe, “Assessment of Heavy Metal Pollution in Soils along Roadside Areas in Botswana,” African Journal of Environmental Science and Technology, Vol. 5, No. 3, 2011, pp. 186- 196.
 Y. Wang, Z. Yang, Z. Shen, Z. Tang, J. Niu and F. Gao, “Assessment of Heavy Metals in Sediments from a Typical Catchment of the Yangtze River, China,” Environmental Monitoring and Assessment, Vol. 172, No. 1-4, 2011, pp. 407-417.
 T. Kassim, H. Al-Saadi, A. Al-Lami and H. Al-Jaberi, “Heavy Metals in Water, Suspended Particles, Sediments and Aquatic Plants of the Upper Region of Euphrates River, Iraq,” Journal of Environmental Science and Health, Vol. 32, No. 9-10, 1997, pp. 2497-2506. doi:10.1080/10934529709376698
 A. Rabee, Y. Al-Fatlawy and A. Abd Own, “Seasonal Variation and Assessment of Heavy Metal Pollution in Sediments from Selected Stations in Tigris and Euphrates Rivers, Central Iraq,” Iraqi Journal of Science, Vol. 50, No. 4, 2009, pp. 466-475.
 F. Hassan, M. Saleh and J. Salman, “A Study of Physicochemical Parameters and Nine Heavy Metals in the Euphrates River, Iraq,” E-Journal of Chemistry, Vol. 7, No. 3, 2010, pp. 685-692. doi:10.1155/2010/906837
 S. Valeria, C. Smith and A. Donovan, “Microwave Digestion for Sediment, Soil and Urban Particulate Matter for Trace Metal Analysis,” Talanta, Vol. 60, No. 4, 2003, pp. 715-723. doi:10.1016/S0039-9140(03)00131-0
 H. Feng, X. Han, W. G. Zhang and L. Z. Yu, “A Preliminary Study of Heavy Metal Contamination in Yangtze River Intertidal Zone Due to Urbanization,” Marine Pollution Bulletin, Vol. 49, No. 11-12, 2004, pp. 910-915. doi:10.1016/j.marpolbul.2004.06.014
 K. Choi, S. Kim, G. Hong and H. Chon, “Distribution of Heavy Metals in the Sediments of South Korean Harbors,” Environmental Geochemical Health, Vol. 34, No. 1, 2012, pp. 71-82. doi:10.1007/s10653-011-9413-3
 D. Tomlinson, J. Wilson, C. Harris and D. Jeffrey, “Problems in the Assessment of Heavy-Metal Levels in Estuaries and the Formation of a Pollution Index,” Helgoland Marine Research, Vol. 33, No. 1-4, 1980, pp. 566-575.
 Z. G. Ya, L. F. Zhou, Z. Y. Bao, P. Gao and X. W. Sun, “High Efficiency of Heavy Metal Removal in Mine Water by Limestone,” Chinese Journal of Geochemistry, Vol. 28, No. 3, 2007, pp. 293-298. doi:10.1007/s11631-009-0293-5
 A. Al-Lami and H. Al-Jaberi, “Heavy Metals in Water, Suspended Particles and Sediment of the Upper-Mid Region of Tigris River, Iraq,” Proceedings of International Symposium on Environmental Pollution Control and Waste Management, Tunis, 7-10 January 2002, pp. 97-102.
 M. Nameer, A. Rabee, A. Abd Own and Y. Al-Fatlawy, “Using Pollution Load Index (PLI) and Geoaccumulation Index (Igeo) for Assessment of Heavy Metals Pollution in Tigris River Sediments in Baghdad Region,” Journal of Al-Nahrain University-Science, Vol. 14, No. 4, 2011, pp. 108-114.
 R. Marathe, Y. Marathe, C. Sawant and V. Shrivastava, “Detection of Trace Metals in Surface Sediment of Tapti River: A Case Study,” Archives of Applied Science Research, Vol. 3, No. 2, 2011, pp.472-476.
 P. Saha and M. Hossain, “Assessment of Heavy Metal Concentration and Sediment Quality in the Buriganga River, Bangladesh,” Internationa Proceedings of Chemical, Biological and Environmental Engineering, Singa- pore City, 26-28 February 2010, pp. VI-384 -VI-387.