Table 3. Abundance of taxa (%) with known physiology in the core taxa at each waterworks.
|
Prefilter |
After-filter |
||||||||
|---|---|---|---|---|---|---|---|---|---|
| DWTP1 | DWTP2 | DWTP3 | DWTP4 | DWTP1 | DWTP2 | DWTP3 | DWTP4 | DWTP5 | |
| AOB | 1.55 | 4.00 | 3.50 | 0.09 | 8.79 | 2.54 | 1.00 | 0.12 | 0.11 |
| NOB | 9.82 | 29.24 | 11.89 | 73.64 | 60.40 | 70.49 | 44.97 | 19.11 | 71.45 |
| MOB | 54.46 | 39.70 | 62.69 | 4.09 | 2.37 | 4.26 | 9.66 | 5.76 | 4.09 |
| IOB | 12.77 | 6.72 | 0.73 | 0.23 | — | — | — | — | — |
| MnOB | 0.16 | 0.15 | 0.24 | 0.38 | — | — | — | — | — |
| SOB | 0.70 | 0.53 | 0.60 | 0.20 | — | — | — | — | — |
| Total | 79.46 | 80.34 | 79.65 | 78.62 | 71.55 | 77.29 | 55.63 | 25.00 | 75.65 |
Abbreviations: AOB, ammonium oxidizers; DWTP, drinking water treatment plant; IOB, iron oxidizers; MOB, methane oxidizers; MnOB, manganese oxidizers; NOB, nitrite oxidizers; SOB, sulfide oxidizers.