Distribution and Ecologica Risk of Sediment Heavy Metals in the Water-Level-Fluctuation Zone of the Shawan River Section of Yelang Lake

Table 6

Pearson correlation coefficients between the sediment content of heavy metals.

	Pb	Cr	Cd	Cu	Zn	Mn
Pb	1
Cr	0.970	1
Cd	0.434	0.073	1
Cu	0.735	0.146	0.113	1
Zn	0.728	−0.298	0.345	0.406	1
Mn	0.592	0.164	0.141	0.753	0.556	1

and .