Table 4.1 Summary of the Results of ANOVA (Dissolved Oxygen)

Monitoring locations	No. of Stations involved	Sample Size	Degree of Freedom	P-value	F-value
B10, B11, B12, B13, B14 B24, B25, B26, B7, B8, B9, F1, F5, WSD10, WSD11, WSD12, WSD13, WSD15, WSD17, WSD18, WSD19, WSD20, WSD22, WSD5, WSD6, WSD7, WSD9 (Surface & Middle depth)	27	159	26	0.5676	0.9294
B10, B13, B24, B25, B26, B7, B8, B9, F1, F5, WSD10, WSD11, WSD12, WSD13, WSD15, WSD17, WSD18, WSD19, WSD20, WSD22, WSD5, WSD6, WSD7, WSD9 (Bottom depth)	24	143	23	0.6808	0.8359