Eight metal(loid) concentrations (mg kg⁻¹ wet weight) in muscle samples of 16 fish species^a.

Scientific name		Cr	Ni	Cu	Zn	As	Cd	Pb	Hg
Carassius auratus	Cultured	0.027 ± 0.043 (ND–0.15)	0.028 ± 0.050 (ND–0.20)	0.34 ± 0.20 (0.15–0.97)	7.93 ± 3.65 (3.83–18.44)	0.035 ± 0.030 (0.003–0.14)	0.0008 ± 0.0006 (ND–0.003)	0.031 ± 0.013 (0.015–0.067)	0.003 ± 0.005 (ND–0.018)
	Wild	0.040 ± 0.12 (ND–0.49)	0.018 ± 0.030 (ND–0.12)	0.37 ± 0.15 (0.12–0.55)	16.59 ± 11.57 (4.94–51.38)	0.075 ± 0.069 (0.009–0.28)	0.002 ± 0.002 (ND–0.008)	0.020 ± 0.021 (ND–0.071)	0.082–0.085 (0.001–0.26)
Cyprinus carpio	Cultured	0.026 ± 0.041 (ND–0.13)	0.008 ± 0.009 (ND–0.035)	0.20 ± 0.067 (0.12–0.35)	6.12 ± 2.71 (3.20–13.74)	0.037 ± 0.034 (ND–0.13)	0.0008 ± 0.0006 (ND–0.003)	0.032 ± 0.02 (0.014–0.085)	0.041 ± 0.18 (ND–0.82)
	Wild	0.0072 ± 0.0098 (ND–0.031)	0.006 ± 0.002 (ND–0.011)	0.29 ± 0.12 (0.12–0.46)	12.40 ± 8.44 (4.30–29.74)	0.049 ± 0.041 (0.01–0.27)	0.002 ± 0.001 (ND–0.004)	0.044 ± 0.11 (ND–0.70)	0.095–0.053 (ND–0.18)
Ctenopharyngodon idellus	Cultured	0.022 ± 0.037 (ND–0.16)	0.061 ± 0.19 (ND–0.78)	0.31 ± 0.095 (0.20–0.50)	8.77 ± 4.53 (4.53–20.01)	0.042 ± 0.030 (0.003–0.14)	0.0006 ± 0.0004 (ND–0.002)	0.082 ± 0.11 (ND–0.43)	0.005 ± 0.006 (ND–0.019)
	Wild	ND	ND	0.25 ± 0.21 (0.11–0.40)	9.26 ± 7.26 (4.13–14.39)	0.074 ± 0.045 (0.042–0.11)	ND	0.036 ± 0.031 (0.014–0.058)	0.010 ± 0.013 (ND–0.019)
Esox reicherti	Wild	0.005 ± 0.005 (ND–0.014)	ND	0.18 ± 0.11 (0.074–0.39)	4.50 ± 0.77 (4.61–5.73)	0.085 ± 0.086 (0.027–0.26)	0.0013 ± 0.001 (ND–0.003)	0.004 ± 0.003 (ND–0.01)	0.37 ± 0.099 (0.27–0.56)
Pseudobagrus fulvidraco	Wild	0.013 ± 0.015 (ND–0.023)	ND	0.25 ± 0.12 (0.16–0.33)	7.47 ± 3.43 (5.04–9.89)	0.013 ± 0.006 (0.008–0.017)	0.002 ± 0.001 (0.001–0.003)	0.022 ± 0.002 (0.02–0.023)	0.080 ± 0.004 (0.077–0.082)
Hypophthalmichthys molitrix	Cultured	0.0025	0.005	0.46	9.78	0.02	0.0005	0.019	ND
	Wild	0.005 ± 0.006 (ND–0.019)	0.011 ± 0.013 (ND–0.046)	0.28 ± 0.10 (0.14–0.48)	4.28 ± 2.22 (2.78–10.33)	0.072 ± 0.030 (0.029–0.13)	0.0006 ± 0.0002 (ND–0.001)	0.015 ± 0.028 (ND–0.079)	0.11 ± 0.10 (0.005–0.27)
Parasilurus asotus	Wild	0.016 ± 0.042 (ND–0.15)	0.015 ± 0.027 (ND–0.10)	0.20 ± 0.079 (0.086–0.40)	5.28 ± 1.93 (2.77–10.55)	0.015 ± 0.018 (ND–0.052)	0.001 ± 0.001 (ND–0.004)	0.016 ± 0.012 (ND–0.042)	0.12 ± 0.11 (ND–0.32)
Erythroculter ilishaeformis	Wild	0.011 ± 0.014 (ND–0.04)	ND	0.23 ± 0.072 (0.15–0.35)	5.17 ± 1.01 (3.27–6.08)	0.034 ± 0.013 (0.018–0.050)	0.002 ± 0.002 (ND–0.005)	0.030 ± 0.044 (ND–0.12)	0.36 ± 0.25 (0.057–0.63)
Leuciscus waleckii	Wild	ND	ND	0.29 ± 0.059 (0.23–0.34)	5.56 ± 0.73 (4.72–6.05)	0.072 ± 0.016 (0.062–0.09)	0.0008 ± 0.0003 (ND–0.001)	0.004 ± 0.003 (ND–0.008)	0.057 ± 0.030 (0.023–0.075)
Aristichthys nobilis	Cultured	0.023 ± 0.036 (ND–0.065)	0.016 ± 0.019 (ND–0038)	0.24 ± 0.053 (0.18–0.28)	5.38 ± 2.18 (3.28–7.64)	0.053 ± 0.030 (0.034–0.087)	0.0007 ± 0.0003 (ND–0.001)	0.037 ± 0.18 (0.019–0.054)	ND
	Wild	0.004 ± 0.004 (ND–0.015)	0.028 ± 0.068 (ND–0.21)	0.22 ± 0.068 (0.13–0.33)	4.55 ± 1.325 (2.49–6.76)	0.060 ± 0.048 (ND–0.16)	0.001 ± 0.001 (ND–0.004)	0.006 ± 0.007 (ND–0.024)	0.068 ± 0.049 (ND–0.17)
Hemibarbus labeo	Wild	ND	ND	0.38 ± 0.26 (0.20–0.56)	5.65 ± 0.96 (4.97–6.32)	0.042 ± 0.016 (0.03–0.053)	0.002 ± 0.0007 (0.001–0.002)	0.011 ± 0.012 (ND–0.02)	0.090 ± 0.053 (0.052–0.13)
Hypomesus olidus	Wild	ND	ND	0.26	24.01	0.39	0.007	ND	0.008
Protosalanx hyalocranius	Wild	ND	ND	0.067	9.52	0.059	0.004	ND	ND
Hemibarbus maculatus	Wild	ND	ND	0.24	5.51	0.066	0.001	ND	0.12
Erythroculter mongolicus	Wild	0.005	ND	0.18	5.57	0.039	ND	0.01	0.13
Saurogobio dabryi	Wild	ND	ND	0.25	14.56	0.050	0.009	0.007	0.065

^aND means not detected.