Seasonal and Spatial Variation of Dissolved Oxygen and Nutrients in Padaviya Reservoir, Sri Lanka

Table 1

Pearson’s correlation coefficient for surface water quality parameters.

	pH	Temperature	Conductivity	DO	Ammonia	Phosphate	Nitrite
Temperature	0.305
Conductivity	0.433	−0.274
DO	0.299	0.248	−0.271
Ammonia	−0.779	−0.552	−0.075	−0.781
Phosphate	−0.373	−0.271	−0.482	0.511	−0.007
Nitrate	−0.757	−0.348	−0.124	−0.811	0.956	−0.213
Nitrite	−0.725	−0.772	0.094	−0.643	0.938	0.048	0.851