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Table 1

Average concentrations of water quality parameters (±standard deviation, n = 80) at the influent and effluents, as well as removal efficiencies in the FS CWs, during the period of experimentation

ParametersS. blandumControl
COD 
Influent concentration (mg.L−1318.13 ± 102.47 
Effluent concentration (mg.L−188.13 ± 63.30 106.88 ± 73.68 
Removal efficiency (%) 72.29 66.40 
TSS 
Influent concentration (mg.L−1695.63 ± 24.12 
Effluent concentration (mg.L−1337.50 ± 49.79 459.38 ± 32.46 
Removal efficiency (%) 51.48 33.96 
NH4+-N 
Influent concentration (mg.L−122.88 ± 2.70 
Effluent concentration (mg.L−112.25 ± 3.49 14.63 ± 3.62 
Removal efficiency (%) 46.46 36.05 
TN 
Influent concentration (mg.L−1103.75 ± 6.41 
Effluent concentration (mg.L−153.38 ± 5.34 63.75 ± 7.03 
Removal efficiency (%) 48.54 38.55 
TP 
Influent concentration (mg.L−111.21 ± 2.89 
Effluent concentration (mg.L−14.08 ± 1.29 4.15 ± 1.09 
Removal efficiency (%) 63.60 62.97 
ParametersS. blandumControl
COD 
Influent concentration (mg.L−1318.13 ± 102.47 
Effluent concentration (mg.L−188.13 ± 63.30 106.88 ± 73.68 
Removal efficiency (%) 72.29 66.40 
TSS 
Influent concentration (mg.L−1695.63 ± 24.12 
Effluent concentration (mg.L−1337.50 ± 49.79 459.38 ± 32.46 
Removal efficiency (%) 51.48 33.96 
NH4+-N 
Influent concentration (mg.L−122.88 ± 2.70 
Effluent concentration (mg.L−112.25 ± 3.49 14.63 ± 3.62 
Removal efficiency (%) 46.46 36.05 
TN 
Influent concentration (mg.L−1103.75 ± 6.41 
Effluent concentration (mg.L−153.38 ± 5.34 63.75 ± 7.03 
Removal efficiency (%) 48.54 38.55 
TP 
Influent concentration (mg.L−111.21 ± 2.89 
Effluent concentration (mg.L−14.08 ± 1.29 4.15 ± 1.09 
Removal efficiency (%) 63.60 62.97 
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