Table 3.

Concentration of heavy metals of fish and marine environment.

Species	Tissues	Heavy metals (mg/kg, ww)
		As	Hg	Cd	Cu	Zn	Pb	Cr
LC	Muscle	0.140 ± 0.014	0.026 ± 0.005	0.067 ± 0.006	2.000 ± 0.028	12.550 ± 0.806	0.025 ± 0.003	0.036 ± 0.006
	Gill	0.250 ± 0.085	0.014 ± 0.004	0.067 ± 0.001	3.300 ± 0.055	52.400 ± 3.408	0.350 ± 0.028	0.234 ± 0.015
	Liver	0.165 ± 0.010	0.023 ± 0.004	0.096 ± 0.007	15.900 ± 1.400	59.950 ± 1.838	0.100 ± 0.028	0.270 ± 0.014
MC	Muscle	0.412 ± 0.014	0.066 ± 0.009	0.068 ± 0.007	2.300 ± 0.283	21.400 ± 1.853	0.100 ± 0.014	0.075 ± 0.008
	Gill	0.220 ± 0.091	0.023 ± 0.006	0.069 ± 0.003	7.300 ± 0.360	47.800 ± 2.687	0.050 ± 0.001	0.253 ± 0.003
	Liver	0.802 ± 0.127	0.036 ± 0.003	0.096 ± 0.007	36.902 ± 4.667	77.410 ± 1.754	0.150 ± 0.016	0.260 ± 0.001
SM	Muscle	0.245 ± 0.033	0.111 ± 0.018	0.067 ± 0.010	2.400 ± 0.141	27.150 ± 2.150	1.100 ± 0.042	0.092 ± 0.006
	Gill	0.350 ± 0.085	0.009 ± 0.001	0.066 ± 0.011	1.700 ± 0.905	49.400 ± 1.131	0.050 ± 0.003	0.251 ± 0.004
	Liver	0.285 ± 0.016	0.037 ± 0.006	0.072 ± 0.006	11.950 ± 1.372	70.502 ± 2.192	0.051 ± 0.006	0.251 ± 0.003
JB	Muscle	0.255 ± 0.013	0.037 ± 0.017	0.066 ± 0.004	1.300 ± 0.127	6.250 ± 0.311	0.650 ± 0.014	0.089 ± 0.011
	Gill	0.271 ± 0.072	0.105 ± 0.008	0.089 ± 0.003	6.452 ± 0.170	34.900 ± 0.311	0.110 ± 0.014	0.207 ± 0.004
	Liver	0.255 ± 0.010	0.006 ± 0.002	0.067 ± 0.011	2.900 ± 0.156	74.804 ± 0.580	1.850 ± 0.014	0.198 ± 0.003
CA	Muscle	0.430 ± 0.042	0.027 ± 0.011	0.067 ± 0.001	3.050 ± 0.099	17.300 ± 0.580	0.050 ± 0.003	0.104 ± 0.008
	Gill	0.215 ± 0.083	0.021 ± 0.001	0.068 ± 0.004	3.550 ± 0.339	50.702 ± 2.418	0.100 ± 0.014	0.184 ± 0.003
	Liver	0.470 ± 0.071	0.038 ± 0.010	0.072 ± 0.004	9.352 ± 0.509	67.051 ± 1.470	0.102 ± 0.018	0.249 ± 0.003
CC	Muscle	0.490 ± 0.099	0.082 ± 0.018	0.067 ± 0.003	2.200 ± 0.240	29.600 ± 3.309	0.100 ± 0.001	0.074 ± 0.001
	Gill	–	–	–	–	–	–	–
	Liver	–	–	–	–	–	–	–
CL	Muscle	0.235 ± 0.057	0.010 ± 0.004	0.067 ± 0.008	2.800 ± 0.283	15.150 ± 0.226	0.100 ± 0.016	0.065 ± 0.001
	Gill	0.215 ± 0.071	0.009 ± 0.002	0.068 ± 0.003	3.752 ± 0.269	73.15 ± 2.546	0.150 ± 0.002	0.233 ± 0.004
	Liver	0.685 ± 0.033	0.018 ± 0.002	0.082 ± 0.011	9.306 ± 0.552	58.750 ± 1.428	0.053 ± 0.003	0.217 ± 0.004
CM	Muscle	0.249 ± 0.018	0.023 ± 0.005	0.067 ± 0.007	4.160 ± 0.198	9.900 ± 0.283	0.150 ± 0.017	0.061 ± 0.006
	Gill	0.350 ± 0.156	0.031 ± 0.001	0.069 ± 0.007	3.553 ± 0.297	13.600 ± 0.707	0.202 ± 0.014	0.267 ± 0.004
	Liver	0.455 ± 0.044	0.077 ± 0.002	0.092 ± 0.014	9.350 ± 0.156	20.902 ± 1.612	0.052 ± 0.004	0.249 ± 0.002
LM	Muscle	0.255 ± 0.034	0.015 ± 0.005	0.067 ± 0.001	5.100 ± 0.707	12.85 ± 0.269	0.100 ± 0.003	0.076 ± 0.003
	Gill	0.235 ± 0.048	0.048 ± 0.011	0.068 ± 0.007	2.850 ± 0.283	24.150 ± 1.216	0.352 ± 0.014	0.228 ± 0.003
	Liver	0.090 ± 0.012	0.006 ± 0.001	0.067 ± 0.001	2.602 ± 0.424	13.600 ± 1.414	0.360 ± 0.016	0.201 ± 0.001
Water(mg/l) × 10–3		1.28 ± 0.62	0.031 ± 0.007	0.051 ± 0.015	3.15 ± 1.50	15.67 ± 10.70	3.28 ± 1.89	0.84 ± 0.34
Sediment		1.488 ± 0.980	0.029 ± 0.021	0.079 ± 0.015	28.27 ± 5.52	73.05 ± 7.65	19.95 ± 3.98	54.47 ± 15.21
FAO36		1.0	1.0	0.2	10	30	2.5	1.0

The gills and liver of the CC were not sampled.

The levels indicated by the FAO are for fish.