highly significantp < 0.0001
[Chl a] = 10.34 + 5.31 [P] + 2.28 [DO] -1.10 [Tur] - 0.18 [N] - 0.02 [Si] R 2 = 0.81 Where, Chl a = concentration of Chlorophyll-a DO = concentration of dissolved oxygen (mg L -1 ) N = concentration of nitrite + ammonia-nitrogen (μg L -1 ) P = concentration of total phosphorous (μg L -1 ) Si = concentration of silicate (μg L -1 ) Tur = turbidity (NTU) The coefficient of determination (R 2 = 0.81) was relatively high and the relationship described by this equation was highly significant (p < 0.0001).