| armenia | | acidithiobacillus albertensis | species | 1 | 0 |
| canada | | acidithiobacillus albertensis | species | 10 | 0 |
| canada | alberta | acidithiobacillus albertensis | species | 285 | 0 |
| chile | antofagasta region | acidithiobacillus albertensis | species | 1 | 0 |
| china | | acidithiobacillus albertensis | species | 2 | 0 |