Fig. 6

Algal biomass across the Combined Nutrients and Pesticides treatment (error bars indicate standard error of mean). Combined nutrients and pesticides treatment with low (0.233 mmol L⁻¹ Nitrogen, 0.026 mmol L⁻¹ Phosphorus and 5.61 × 10^–8 nmol L⁻¹ sum OCP), moderately low (0.467 mmol L⁻¹ Nitrogen, 0.053 mmol.L⁻¹ Phosphorus and 1.18 × 10^–7 nmol.L⁻¹ sum OCP), moderately high (0.7 mmol L⁻¹ Nitrogen, 0.079 mmol L⁻¹ Phosphorus and 2.53 × 10^–7 nmol L⁻¹ sum OCP) and high (0.933 mmol L⁻¹ Nitrogen, 0.105 mmol L⁻¹ Phosphorus and 4.86 × 10^–7 nmol L⁻¹ sum OCP) concentrations