Research Article
Diversity and Distribution of Aquatic Insects in Streams of the Mae Klong Watershed, Western Thailand
Table 2
Mean values (±SD) of environmental variables in each sampling site.
| Parameter/station | PK1 | PK2 | KY1 | KY2 | UL1 | UL2 |
| AT | 31.35 ± 3.03 | 33.73 ± 1.73 | 31.87 ± 2.66 | 30.04 ± 4.36 | 30.57 ± 1.86 | 29.97 ± 3.68 | WT | 28.45 ± 3.02 | 29.82 ± 2.67 | 29.03 ± 2.17 | 28.58 ± 2.57 | 27.83 ± 1.15 | 28.11 ± 2.72 | pH | 8.05 ± 0.85 | 8.15 ± 0.9 | 8.15 ± 0.59 | 7.99 ± 0.99 | 8.43 ± 0.64 | 8.19 ± 0.53 | DO | 4.16 ± 2.08 | 4.45 ± 1.98 | 3.79 ± 1.63 | 5.0 ± 1.67 | 3.86 ± 0.65 | 6.35 ± 2.51 | EC | 74.08 ± 21.95 | 104.1 ± 30.72 | 275.38 ± 111.73 | 325.49 ± 91.15 | 119.68 ± 16.94 | 158.62 ± 69.67 | TDS | 37.02 ± 10.56 | 55.03 ± 13.5 | 135.44 ± 55 | 163.15 ± 43.27 | 58.3 ± 15.22 | 92.92 ± 33.39 | TUB | 3.33 ± 1.37 | 3.57 ± 3.36 | 9 ± 16.67 | 12.43 ± 24.53 | 5.0 ± 2.65 | 5.17 ± 4.96 | ALK | 58.33 ± 22.32 | 70 ± 20.40 | 106.67 ± 35 | 170.71 ± 33.76 | 132 ± 24.98 | 136.17 ± 24.33 | NH3-N | 0.18 ± 0.18 | 0.14 ± 0.16 | 0.24 ± 0.19 | 0.22 ± 0.18 | 0.19 ± 0.19 | 0.18 ± 0.16 | | 0.13 ± 0.06 | 0.09 ± 0.06 | 0.11 ± 0.06 | 0.07 ± 0.05 | 0.09 ± 0.08 | 0.14 ± 0.22 | NO3-N | 1.35 ± 0.42 | 1.57 ± 0.24 | 1.52 ± 0.29 | 1.87 ± 0.81 | 1.47 ± 0.06 | 1.45 ± 0.16 | | 1.2 ± 6 | 2 ± 10 | 2.2 ± 11 | 2.33 ± 14 | 5 ± 15 | 1.83 ± 11 |
|
|