Table 3.
Identity of the 10 most abundant OTUs (defined at a level of 97% similarity) in each valley following the SILVA taxonomy.
| Number of reads | Silva taxonomy | % Identity | Isolation source | Accession number | GenBank taxonomy |
|---|---|---|---|---|---|
| 7461 | Comamonadaceae | 100 | Wheat phyllosphere | KF054966 | Variovorax soli |
| 6253 | Polynucleobacter | 100 | Lake Grosse Fuchskuhle | KC702668 | Polynucleobacter |
| 5757 | Puniceicoccaceae | 100 | Yellowstone Lake | HM856500 | Opitutae |
| 3748 | Pelodictyon | 99 | Lake chemocline | AM086645 | Pelodictyon clathratiforme |
| 2454 | Methylobacter | 99 | Thaw pond hypolimnion | JN656724 | uncultured gamma proteobacterium |
| 1881 | Rhodoferax | 100 | Soil | GQ421098 | uncultured Rhodoferax |
| 1539 | Rubrivivax | 99 | Foodplain | FM886868 | Rubrivivax gelatinosus |
| 1317 | Comamonadaceae | 99 | Waterfall | KM035968 | Curvibacter |
| 1275 | ACK-M1 | 100 | Irrigation water | JX657295 | uncultured actinobacterium |
| 1260 | Nostocaceae | 99 | Eutrophic pond | FN691914 | Dolichospermum curvum |
| 1256 | Sediminibacterium | 99 | Yellowstone Lake | HM856392 | uncultured Sediminibacterium |
| 1250 | Sediminibacterium | 100 | Lake epilimnion | HQ532649 | uncultured Bacteroidetes |
| 1137 | Pelodictyon | 97 | Lake chemocline | AM086645 | Pelodictyon clathratiforme |
| 1085 | Limnohabitans | 99 | Daphnia Digestive tract | HM561466 | uncultured Limnohabitans |
| 1003 | Sediminibacterium | 99 | Yellowstone Lake | HM856387 | uncultured Sediminibacterium |
| 947 | Methylotenera | 99 | Biodeteriorated wood | KC172609 | uncultured Methylophilaceae |
| 761 | Chitinophagaceae | 99 | Lake epilimnion | HQ532140 | uncultured Bacteroidetes |
| 739 | Synechococcales | 99 | Meromictic lake | AB610891 | Synechococcus |
| 637 | Methylobacter | 100 | Thaw pond hypolimnion | JN656784 | uncultured gamma proteobacterium |
| 477 | Methylococcaceae | 96 | Landfill cover soil | HF565143 | Methylobacter |
| 450 | Polaromonas | 99 | Stems | KF385223 | uncultured Polaromonas |
Following a BLASTn search, nearest matches and the providence of representative reads in GenBank were identified. Several groups appear multiple times because different OTUs match the same group. See Figure 5B for their distribution.