References

1. A.B. Yilmaz, Levels of heavy metals (Fe, Cu, Ni, Cr, Pb, and Zn) in tissue of Mugil cephalus and Trachurus mediterraneous from Iskenderun Bay, Turkey, Environ. Res., 92 (2003) 277–281.
2. M. Ebrahimpour, I. Mushrifah, Heavy metal concentrations in water and sediments in Tasik Chini, a freshwater lake, Malaysia, Environ. Monit. Assess., 141 (2008) 297–307.
3. D.T. Gundersen, L.R. Curtis, Acclimation to hard or soft water at weakly alkaline pH influences gill permeability and gill surface calcium binding in rainbow trout (Oncorhynchus mykiss), Can. J. Fish. Aquat. Sci., 52 (1995) 2583–2593.
4. C.W. Bodar, I. van Der Sluis, P.A. Voogt, D.I. Zandee, Effects of cadmium on consumption, assimilation and biochemical parameters of Daphnia magna: possible implications for reproduction, Comp. Biochem. Physiol. C: Pharmacol. Toxicol. Endocrinol., 90 (1988) 341–346.
5. C.W.M. Bodar, C.J. Van Leeuwen, P.A. Voogt, D.I. Zandee, Effect of cadmium on the reproduction strategy of Daphnia magna, Aquat. Toxicol., 12 (1988) 301–309.
6. E.L. Enserink, J.L. Maas-Diepeveen, C.J. Van Leeuwen, Combined effects of metals; an ecotoxicological evaluation, Water Res.., 25 (1991) 679–687.
7. W.M. De Coen, C.R. Janssen, The use of biomarkers in Daphnia magna toxicity testing II. Digestive enzyme activity in Daphnia magna exposed to sublethal concentrations of cadmium, chromium and mercury, Chemosphere, 35 (1997) 1053–1067.
8. USEPA, Method for Measuring the Aquatic Toxicity of Effluents and Receiving Waters to Freshwater and Marine Organisms, United States Environmental Protection Agency, USA, 2002.
9. USEPA, Technical Support Document for Water Quality-based Toxics Control, United States Environmental Protection Agency, USA, 1991.
10. D.J. Hoffman, B.R. Rattner, J.A. Burton, J. Cairns, Handbook of Ecotoxicology, Lewis Publishers, Boca Raton, FL, 2000.
11. R.S. Rathor, B.S. Khangarot, Effects of water hardness and metal concentration on a fresh water Tubifex tubifex muller, Water Air Soil Pollut., 142 (2003) 341–356.
12. P.W. Perschbacher, W.A. Wurts, Effects of calcium and magnesium hardness on acute copper toxicity to juvenile channel catfish Ictalurus punctatus, Aquaculture, 172 (1999) 275–280.
13. A.D. Kim, M.B. Gu, H.E. Allen, D. Cha, Physio-chemical factors affecting the sensitivity of Ceriodaphnia bulba to copper, Environ. Monit. Assess., 70 (2001) 105–116.
14. G.G. Pyle, S.M. Swanson, D.M. Lehmkuht, The influence of water hardness, pH, and suspended solids on nickel toxicity to larva fathead minnows (Pimephales promelas), Water Air Soil Pollut., 133 (2002) 215–226.
15. C.-W. Lee, J.-Y. Ryu, K.-W. Lim, Acute toxicity test of agricultural chemicals to water fleas, J. Environ. Sci. Int., 16 (2007) 55–63.
16. H.-S. Kang, K.-R. Kim, H.-S. Park, M.-K. Kang, G.-W. Shin, S.-I. Lee, Chronic toxicity of nickel to Daphnia magna, Daphnia sp. and Moina macrocopa, KSWST J. Water Treat., 21 (2013) 91–97.