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Table 1

Environmental variables (mean ± SD) measured seasonally, from December 2014 to June 2016, at the artificial structure and control site. ODO: dissolved oxygen, TDS: total dissolved solids

Environmental variable Artificial structure Control
Temperature (°C) 22.415 ± 3.402 22.461 ± 3.526
Salinity (ppt) 0.129 ± 0.004 0.129 ± 0.004
pH 7.75 ± 0.37 7.767 ± 0.348
Chlorophyll (ug/L) 5.395 ± 3.097 5.343 ± 3.15
ODO (mg/L) 7.398 ± 1.175 7.405 ± 1.232
AmmoniumN (mg/L) 0.644 ± 0.728 0.5 ± 0.373
AmmoniaN (mg/L) 0.031 ± 0.045 0.032 ± 0.046
Conductivity (mS/cm) 0.257 ± 0.018 0.257 ± 0.019
TDS (g/L) 0.176 ± 0.004 0.176 ± 0.003
Transparency (cm) 80.19 ± 22.288 79.952 ± 22.701

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