Fig. 1. Locations of study sites and monitoring stations in BJW and JSW.
Fig. 2. The overall processes of this study.
Fig. 3. Temporal variations of precipitation and cell density of each algae group(surface layer) in (a) BJW and (b) JSW Weirs
Fig. 4. The correlation between TP-Chl-a and TN-Chl-a at each weir.
Fig. 5. The comparison of measured cyanobacteria dominance with simulated results using SMLR and RF models
Fig. 6. Partial dependence plots of the RF models, showing the marginal effects of a single variable on cyanobacteria dominance
Fig. 7. Evaluation of environmental conditions that have influence on the cyanobacteria dominance by using a decision tree.
Fig. 8. The correlation between EC (µS/cm) and flow (m3/s) ((a): BJW, (b): JSW).
Fig. 9. Bi-plots of PCA results grouped by season and HAB level.
Table 1. Descriptive statistics of data used in this study
Table 2. Bi-variables correlation analysis between variables observed in BJW (right-gray) and JSW (left-white) weir.
Table 3. Correlation analysis between nutrients and Chl-a at each weir,
Table 4. Subset regression variables that best matched the performance criterion.
Table 5. Integration of study results for comprehensive interpretation.