Research Article
Water Physicochemistry and Zooplankton Fauna of Aiba Reservoir Headwater Streams, Iwo, Nigeria
Table 8
Relationships of water physicochemical parameters with zooplankton fauna in Aiba Reservoir headwater streams (May 2013–March 2014).
|
Parameter |
Pearson’s correlation with number of species |
Pearson’s correlation with abundance |
Pearson’s correlation with species diversity, | Aiba stream ( = 12) | Onikan stream ( = 12) | Aiba stream ( = 12) | Onikan stream ( = 12) | Aiba stream ( = 12) | Onikan stream ( = 12) |
| Water temperature (°C) | 0.3247 | 0.0767 | 0.7052 | 0.4206 | 0.0927 | −0.3132 | Water depth (m) | 0.2341 | 0.4530 | 0.4322 | 0.4717 | 0.2251 | 0.3366 | Secchi depth (m) | 0.5967 | 0.3613 | 0.4162 | 0.4703 | 0.4331 | 0.1469 | Channel width (m) | 0.1029 | 0.4597 | 0.0530 | 0.4528 | 0.3319 | 0.2586 | Flow velocity (m/s) | −0.0627 | −0.4299 | 0.4801 | −0.4065 | 0.0795 | −0.2110 | Discharge (m3/s) | −0.0876 | −0.3910 | 0.5273 | −0.4080 | −0.0170 | −0.0283 | TS (mg/L) | −0.5998 | −0.7316 | −0.3196 | −0.6635 | −0.5276 | −0.3429 | TSS (mg/L) | −0.6013 | −0.5421 | −0.4144 | −0.6810 | −0.4700 | −0.0211 | TDS (mg/L) | −0.3528 | −0.3216 | 0.2980 | −0.0739 | −0.6570 | −0.4187 | pH | 0.5288 | −0.1543 | −0.1446 | −0.2174 | 0.7457 | 0.0242 | Electrical conductivity (S/cm) | −0.1503 | −0.1138 | −0.1056 | 0.0408 | −0.3848 | −0.0356 | Total alkalinity | 0.1440 | −0.1706 | −0.2277 | −0.5160 | 0.3882 | 0.3406 | (mg/L) | 0.0909 | −0.0139 | 0.2387 | 0.2556 | −0.0894 | −0.1299 | (mg/L) | 0.2873 | −0.0028 | 0.3064 | 0.2801 | −0.0918 | −0.1353 | Dissolved oxygen (mg/L) | 0.5436 | −0.0024 | 0.8219 | 0.3985 | 0.2962 | −0.4751 |
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= 12; = 0.5324, ; = 0.6614, < 0.01; = 0.7800, < 0.001. Significant; highly significant; very highly significant.
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