Table 1.
Number of reads, OTUs, diversity indices and relative abundance ranges of selected bacterial taxa with known sulfur-oxidizing capabilities.
| Number of reads | Number of OTUs | Chao1 | Shannon | Relative abundance (%) | ||
|---|---|---|---|---|---|---|
| rDNA | rRNA | |||||
| Full dataset | 14,173,928 | 48575 | – | – | – | – |
| Rarefied dataset | 6,574,136 | 46280 | 48181 | 7.94 | – | – |
| Chlorobi | 175,727 | 510 | 525 | 3.59 | 1.90–4.09 | 1.36–3.02 |
| Chlorobiales | 2044 | 10 | 10 | 0.70 | 0.01–0.06 | 0.01–0.08 |
| Alphaproteobacteria | 334,184 | 2710 | 2842 | 5.71 | 3.63–8.14 | 2.06–6.84 |
| Rhizobiales | 74,355 | 627 | 675 | 4.59 | 0.80–1.83 | 0.51–1.27 |
| Rhodobacterales | 111,219 | 671 | 691 | 4.42 | 1.17–2.32 | 0.65 – 2.27 |
| Rhodospirillales | 69,150 | 567 | 587 | 4.03 | 0.60–1.85 | 0.45–1.53 |
| Betaproteobacteria | 50,066 | 393 | 408 | 3.90 | 0.54–1.13 | 0.33–1.35 |
| Hydrogenophilales | 1459 | 5 | 5 | 0.87 | 0.01–0.05 | 0.01–0.07 |
| Burkholderiales | 18,659 | 139 | 144 | 2.58 | 0.11–0.82 | 0.12–0.88 |
| Epsilonproteobacteria | 24,991 | 264 | 278 | 4.07 | 0.17–0.77 | 0.25–0.48 |
| Campylobacterales | 24,988 | 263 | 277 | 4.06 | 0.16–0.77 | 0.25–0.48 |
| Gammaproteobacteria | 1,356,406 | 5611 | 5859 | 5.18 | 16.11–25.49 | 15.67–29.04 |
| Chromatiales | 576,136 | 1633 | 1681 | 3.98 | 6.35–10.44 | 5.54–14.79 |
| Thiotrichales | 174,105 | 612 | 637 | 3.29 | 1.79–4.75 | 1.67–3.28 |
| Thiohalorhabdus-related | 101,270 | 111 | 117 | 1.20 | 1.00–2.55 | 1.29–3.92 |