Metal Muscle Head Eye Gill Bone Overall mean
Cr 0.36c 0.23d 0.37ab 0.37bc 0.37a 0.34
Cd 0.31b 0.28d 0.30c 0.32a 0.32b 0.32
Pb 0.07c 0.16a 0.01d 0.12b 0.11b 0.09
Cu BDL BDL BDL 0.62a 0.59a 0.24
Zn 0.36d 0.38c 0.39b 0.42a 0.38b 0.39
Ni BDL 0.01c 0.04c BDL 0.01c 0.01
Data are mean of replicate (2) determinations. BDL: Below instrument detection limit. Letters a, b, bc, and c show differences among the different tissues. Data shown with different letters are statistically different at P< 0.05 level.
Table 4e: Level of heavy metal in Plectorhynchus mediterraneus organs (mg/kg).