Table 6.

Pearson r correlations between sediment characteristics and elements. Significant correlations are presented in in bold. Statistical significance was set to < 0.05

Element mg/kg DW	PSsilt/clay1 (%)	PSsand2 (%)	Sediment depth (cm)	P mg/kg DW	S mg/kg DW
Ag	0.29	− 0.31	0.57	0.96	0.78
As	0.48	− 0.47	0.53	0.90	0.82
Ba	0.58	− 0.59	0.60	0.91	0.87
Cd	0.38	− 0.38	0.59	0.93	0.86
Co	0.54	− 0.68	0.16	0.10	0.15
Cr	0.91	− 0.92	0.16	0.46	0.59
Cu	0.28	− 0.28	0.48	0.76	0.75
Ni	0.85	− 0.86	0.14	0.42	0.47
P	0.38	− 0.40	0.62	–––-	0.84
Pb	0.44	− 0.44	0.61	0.96	0.86
S	0.59	− 0.58	0.54	0.84	–––-
Sb	0.31	− 0.31	0.59	0.92	0.84
V	0.93	− 0.92	0.16	0.49	0.70
Zn	0.26	− 0.26	0.58	0.89	0.80

¹Particle size < 0.063 mm

²Particle size 0.063 mm–2 mm