Mercury, Lead, and Cadmium in the Muscles of Five Fish Species from the Mechraâ-Hammadi Dam in Morocco and Health Risks for Their Consumers

Table 4

Contents of trace metals dosed in the muscles of fish species collected from the Mechraâ-Hammadi Dam (mg/kg of wet weight).

Species	Cd		Pb		Hg
	± SD	m–M	± SD	m–M	± SD	m–M
E. lucius	0.004 ± 0.0008	0.003–0.005	0.0518 ± 0.019	0.034–0.074	0.1745 ± 0.1149	0.071–0.287
S. lucioperca	0.0033 ± 0.0005	0.003–0.004	0.0675 ± 0.0187	0.045–0.087	0.1578 ± 0.0973	0.071–0.254
M. salmoides	0.0028 ± 0.0009	0.002–0.004	0.0313 ± 0.0116	0.017–0.043	0.108 ± 0.0557	0.056–0.161
L. macrochirus	0.0023 ± 0.0009	0.001–0.003	0.0810 ± 0.0327	0.051–0.115	0.1028 ± 0.0296	0.078–0.140
S. erythrophthalmus	0.0038 ± 0.0005	0.003–0.004	0.0862 ± 0.0254	0.049–0.106	0.0703 ± 0.0182	0.043–0.081

: mean; SD: standard deviance; m: minimum, M: maximum.