| bahamas | | uncultured halanaerobiales bacterium | species | 9 | 0 |
| brazil | | uncultured halanaerobium sp. | species | 2 | 0 |
| china | | halanaerobium sp. s191 | species | 1 | 0 |
| china | | uncultured halanaerobiaceae bacterium | species | 1 | 0 |
| china | | uncultured halanaerobium sp. | species | 2 | 0 |
| china | | uncultured selenihalanaerobacter sp. | species | 1 | 0 |
| china | hunan | uncultured halocella sp. | species | 2 | 0 |
| china | sichuan | uncultured halanaerobium sp. | species | 11 | 0 |
| egypt | beheira governorate | uncultured halanaerobium sp. | species | 1 | 0 |
| germany | brandenburg | uncultured halanaerobiaceae bacterium | species | 1 | 0 |
| germany | brandenburg | uncultured halanaerobium sp. | species | 1 | 0 |
| india | | halanaerobium sp. | species | 1 | 0 |
| india | | uncultured halanaerobiales bacterium | species | 1 | 0 |
| india | | uncultured halothermothrix sp. | species | 1 | 0 |
| israel | | halobacteroides halobius | species | 1 | 0 |
| israel | | halobacteroides halobius dsm 5150 | no rank | 2 | 0 |
| israel | | orenia marismortui dsm 5156 | no rank | 9 | 0 |
| israel | southern district | uncultured halanaerobium sp. | species | 6 | 0 |
| japan | hokkaido prefecture | uncultured halanaerobiaceae bacterium | species | 1 | 0 |
| kiribati | | halanaerobium sp. l21-ace-d5 | species | 1 | 0 |
| kiribati | | sporohalobacter sp. l21-pa-d1 | species | 1 | 0 |
| mexico | | uncultured halanaerobiaceae bacterium | species | 14 | 0 |
| mexico | baja california sur | uncultured halanaerobiales bacterium | species | 5 | 0 |
| nigeria | | uncultured halanaerobacter sp. | species | 2 | 0 |
| nigeria | | uncultured halanaerobium sp. | species | 1 | 0 |
| nigeria | | uncultured halarsenatibacter sp. | species | 3 | 0 |
| nigeria | | uncultured halobacteroides sp. | species | 2 | 0 |
| nigeria | | uncultured halocella sp. | species | 1 | 0 |
| nigeria | | uncultured halothermothrix sp. | species | 1 | 0 |
| romania | | uncultured halanaerobium sp. | species | 1 | 0 |
| russia | | acetohalobium arabaticum dsm 5501 | no rank | 5 | 0 |
| russia | | fuchsiella ferrireducens | species | 1 | 0 |
| russia | altai krai | natroniella sp. aht18 | species | 1 | 0 |
| russia | altai krai | natroniella sulfidigena | species | 321 | 0 |
| russia | altai krai | orenia chitinitropha | species | 2 | 0 |
| russia | altai krai | selenihalanaerobacter | genus | 0 | 1 |
| russia | altai republic | selenihalanaerobacter | genus | 0 | 1 |
| spain | | uncultured halanaerobium sp. | species | 8 | 0 |
| spain | | uncultured orenia sp. | species | 1 | 0 |
| tanzania | | halonatronum saccharophilum dsm 13868 | no rank | 8 | 0 |
| thailand | | halanaerobium fermentans | species | 1 | 0 |
| tunisia | | halanaerobium alcaliphilum | species | 1 | 0 |
| tunisia | | halanaerobium saccharolyticum | species | 5 | 0 |
| tunisia | | sporohalobacter lortetii | species | 2 | 0 |
| tunisia | | sporohalobacter salinus | species | 2 | 0 |
| turkey | | uncultured halanaerobacter sp. | species | 2 | 0 |
| turkey | | uncultured halanaerobium sp. | species | 2 | 0 |
| united states | | halanaerobium sp. dl-01 | species | 1 | 0 |
| united states | | uncultured halanaerobiaceae bacterium | species | 2 | 0 |
| united states | | uncultured halocella sp. | species | 1 | 0 |
| united states | california | halanaerobium sp. enrichment culture clone ec8-10-1_h3 | species | 1 | 0 |
| united states | california | halarsenatibacter | genus | 0 | 1 |
| united states | florida | uncultured halanaerobacter sp. | species | 2 | 0 |
| united states | illinois | orenia metallireducens | species | 26 | 0 |
| united states | ohio | halanaerobium congolense | species | 190 | 0 |
| united states | ohio | halanaerobium sp. | species | 1473 | 0 |
| united states | ohio | halanaerobium sp. 4-gbenrich | species | 158 | 0 |
| united states | oklahoma | halanaerobium salsuginis | species | 1 | 0 |
| united states | pennsylvania | halanaerobium saccharolyticum | species | 160 | 0 |
| united states | pennsylvania | halanaerobium sp. mdal1 | species | 130 | 0 |
| united states | pennsylvania | halanaerobium sp. t82-1 | species | 393 | 0 |
| united states | pennsylvania | halobacteroidaceae bacterium t328-2 | species | 199 | 0 |
| united states | texas | halanaerobium sp. dl-01 | species | 160 | 0 |
| united states | utah | halanaerobiaceae bacterium benz1 | species | 1 | 0 |
| united states | utah | halanaerobiaceae bacterium lac3 | species | 1 | 0 |
| united states | utah | halanaerobium | genus | 0 | 1 |
| united states | utah | halanaerobium praevalens | species | 1 | 0 |
| united states | utah | halanaerobium praevalens dsm 2228 | no rank | 4 | 0 |
| united states | utah | uncultured halanaerobiaceae bacterium | species | 4 | 0 |
| united states | utah | uncultured halobacteroidaceae bacterium | species | 1 | 0 |
| united states | washington | halanaerobium sp. enrichment culture clone mfc | species | 1 | 0 |
| united states | west virginia | orenia metallireducens | species | 192 | 0 |