Table 2.
Diversity indices computed on all OTU-based microbial taxonomic units within 16S rDNA and 16S rRNA cDNA datasets
| Sample ID | Dataset | No. of sequences | No. of OTUs | Shannon (H’) | Simpson (1/D) | Evenness |
|---|---|---|---|---|---|---|
| Wet sediment (83.6 °C) | 16S rDNA | 38753 | 238 | 5.5 | 34.54 | 0.658 |
| 16S rRNA cDNA | 1625 | 14 | 2.6 | 12.2 | 0.975 | |
| Mats (83.6 °C) | 16S rDNA | 7575 | 66 | 4.2 | 27.41 | 0.475 |
| 16S rRNA cDNA | 21451 | 212 | 5.3 | 32 | 0.632 | |
| Water (83.6 °C) | 16S rDNA | 19186 | 680 | 6.5 | 14.88 | 0.356 |
| 16S rRNA cDNA | 5124 | 151 | 5.0 | 18.1 | 0.594 | |
| Wet sediment (81 °C) | 16S rDNA | 36047 | 324 | 5.8 | 22.57 | 0.427 |
| 16S rRNA cDNA | 67235 | 361 | 5.9 | 53.6 | 0.636 | |
| Mats (81 °C) | 16S rDNA | 24252 | 282 | 5.6 | 34.55 | 0.61 |
| 16S rRNA cDNA | 33751 | 349 | 5.8 | 34.3 | 0.538 | |
| Water (81 °C) | 16S rDNA | 36126 | 568 | 6.3 | 7.76 | 0.278 |
| 16S rRNA cDNA | 638 | 12 | 2.5 | 6 | 0.866 | |
| Wet sediment (45.1 °C) | 16S rDNA | 52115 | 509 | 6.2 | 35.09 | 0.577 |
| 16S rRNA cDNA | 11471 | 87 | 4.4 | 27.7 | 0.784 | |
| Mats (45.1 °C) | 16S rDNA | 37446 | 382 | 6.0 | 22.45 | 0.785 |
| 16S rRNA cDNA | 48578 | 375 | 6.0 | 37.4 | 0.572 | |
| Water (45.1 °C) | 16S rDNA | 19789 | 377 | 6.0 | 28.53 | 0.461 |
| 16S rRNA cDNA | 24790 | 352 | 5.9 | 10.3 | 0.346 |