Application of Multivariate Statistical Analysis in Evaluation of Surface River Water Quality of a Tropical River

Figure 3

Ex situ water quality of (a) chl a, (b) TSS, (c), BOD₅, (d) COD, (e) TP, (f) TAN, (g) -N, (h) -N, (i) Org-N, and (j) H₂S measured at the 30 sampling stations located along the Batang Baram (left axis) and its tributaries (right axis) (different letters indicate significant difference at value ≤ 0.05).

(a)

(b)

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(g)

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(j)