| 水厂名称 | ACE_index | Chao1_index | Coverage | Shannon_index | Simpson |
| A | 32359 | 18414 | 0.98 | 6.31 | 0.0086 |
| B | 27474 | 16111 | 0.99 | 6.57 | 0.0049 |
| C | 34422 | 19161 | 0.98 | 6.08 | 0.0156 |