Chemical variability of water and sediment over time and along a mountain river subjected to natural and human impact | Knowledge and Management of Aquatic Ecosystems

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Table 3

Significance correlation between the concentrations of heavy metals and the values of physicochemical parameters in the water of the Biała Tarnowska River (the only r > 0.40 was taking into consideration, p > 0.05).

Parameter	Flow	Temp.¹	pH	Diss. oxygen²	Oxygen sat.³	Cond.⁴	HCO₃⁻	SO₄²⁻	Cl⁻	Na⁺	K⁺	Mg²⁺	Ca²⁺	NO₃⁻	NH₄⁺	PO₄³⁻	Cd	Pb	Zn	Mn	Fe	Cr	Ni
Flow	1.00
Temp.	ns	1.00
pH	−0.42	0.43	1.00
Diss. oxygen	ns	−0.81	−0.31	1.00
Oxygen sat.	−0.48	−0.31	0.31	ns	1.00
Cond.	−0.44	ns	ns	ns	ns	1.00
HCO₃⁻	−0.55	0.39	ns	−0.30	ns	0.86	1.00
SO₄²⁻	−0.31	ns	ns	ns	ns	0.92	0.86	1.00
Cl⁻	−0.36	ns	ns	ns	ns	0.92	0.83	0.93	1.00
Na⁺	−0.51	ns	ns	ns	ns	0.93	0.83	0.85	0.94	1.00
K⁺	ns	0.40	ns	−0.38	ns	0.81	0.79	0.79	0.82	0.78	1.00
Mg²⁺	−0.42	ns	ns	ns	ns	0.94	0.81	0.89	0.90	0.94	0.77	1.00
Ca²⁺	−0.43	ns	ns	ns	ns	0.92	0.78	0.88	0.86	0.90	0.74	0.97	1.00
NO₃⁻	0.42	−0.60	−0.57	0.42	−0.46	ns	ns	ns	ns	ns	ns	ns	ns	1.00
NH₄⁺	ns	ns	ns	ns	ns	0.45	0.51	0.53	0.49	0.45	0.41	0.47	0.45		1.00
PO₄³⁻	ns	0.40	ns	−0.31	ns	0.30	0.52	0.43	ns	ns	0.51	ns	ns	ns	0.44	1.00
Cd	ns	0.31	ns	−0.38	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	1.00
Pb	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns		1.00
Zn	ns	ns	ns	ns	ns	0.31	ns	ns	ns	ns	ns	ns	ns	ns	ns	−0.33	0.44	0.50	1.00
Mn	0.49	ns	−0.47	ns	ns	0.45	ns	0.49	0.43	0.34	ns	0.42	0.41	0.52	ns	ns	ns	ns	ns	1.00
Fe	0.60	ns	−0.45	ns	−0.41	ns	ns	ns	ns	ns	ns	ns	ns	0.52	ns	ns	ns	ns	ns	0.70	1.00
Cr	0.52	0.37	ns	−0.43	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	0.46	0.36	0.31	ns	0.54	1.00
Ni	0.43	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	ns	0.37	0.44	0.50	0.49	0.51	0.60	1.00

Temp. − temperature.

Diss. oxygen − dissolved oxygen.

Oxygen sat. − oxygen saturation.

⁴

Cond. − conductivity.

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