Assessment of the Temporal and Spatial Variation of the Mercury Content of Lake Nokoué in Southern Benin Republic (West Africa)

Table 5

ANOVA result between parameters and mercury in the sediment of Lake Nokoué.

	DF	Sum sq	Mean sq	F value	Pr (>)
Date	3	2.430e+09	8.099e +08	5.486	0.001138
Zone	3	1.342e +10	4.475e +09	30.314	<2e-16
Temp	1	6.843e +07	6.843e +07	0.464	0.496546
pH	1	2.504e+06	2.504e +06	0.017	0.896470
DCO	1	4.054e+06	4.054e+06	0.275	0.600671
Sal	1	3.664e+08	3.664e+08	2.482	0.116332
MES	1	3.259e+08	3.259e+08	2.208	0.138515
Cond	1	9.192e+06	9.192e+06	0.062	0.803141
Prof-sed	1	2.074e+09	2.074e+09	14.051	0.000219