Environmental and Ecological Risk Assessment of Trace Metal Contamination in Mangrove Ecosystems: A Case from Zhangjiangkou Mangrove National Nature Reserve, China

Table 3

Trace metals concentrations (mg/kg) in Boleophthalmus pectinirostris (BP), Siliqua minima (SM), and Uca maracoani (UM).

Biota	Cu	Zn	Pb	Cr	Cd	As	Hg
BP (muscle)	1.69	36.88	0.45	10.68	0.02	2.29	0.02
BP (liver)	7.34	105.34	0.95	12.35	0.14	2.40	0.02
SM (shell)	5.72	17.88	1.59	0.23	—	53.98	0.02
SM (muscle)	9.56	101.45	0.45	1.14	0.29	43.98	0.02
UM	115.99	87.50	1.50	0.72	0.62	17.65	0.01
Sediment	21.20	137.63	44.02	30.43	0.07	25.07	0.02

“—”: no detected.