Spatial Distribution and Contamination Assessment of Heavy Metals in Surface Sediments of the Caofeidian Adjacent Sea after the Land Reclamation, Bohai Bay

Table 3

Pearson correlation of heavy metals with physicochemical properties in the sediments.

	Mn	Fe	Cd	Cr	Cu	Ni	Pb	Zn	Clay	Slit	Sand	TOC
Mn	1
Fe	0.8	1
Cd	0.5	0.7	1
Cr	0.8	0.8	0.7	1
Cu	0.6	0.8	0.6	0.6	1
Ni	0.7	0.8	0.7	0.9	0.8	1
Pb	0.6	0.6	0.4	0.6	0.4	0.6	1
Zn	0.5	0.8	0.7	0.6	0.9	0.8	0.6	1
Clay	0.16	0.5	0.32	0.21	0.7	0.42	0.14	0.6	1
Slit	−0.09	0.35	0.27	−0.04	0.5	0.17	0.02	0.5	0.8	1
Sand	0.06	−0.38	−0.28	0.01	−0.5	−0.21	−0.04	−0.6	−0.9	−1.0	1
TOC	0.4	0.8	0.6	0.5	0.8	0.6	0.30	0.8	0.7	0.6	−0.7	1

is significant at the 0.01 level (two-tailed); is significant at the 0.05 level (two-tailed).