| brazil | | pseudomonas nitritireducens | species | 8 | 0 |
| china | | pseudomonas nitritireducens | species | 10 | 0 |
| china | fujian | pseudomonas nitritireducens | species | 54 | 0 |
| china | henan | pseudomonas nitritireducens | species | 1 | 0 |
| india | | pseudomonas nitritireducens | species | 4 | 0 |
| indonesia | west kalimantan province | pseudomonas nitritireducens | species | 1 | 0 |
| iran | | pseudomonas nitritireducens | species | 1 | 0 |
| nepal | | pseudomonas nitritireducens | species | 1 | 0 |
| south korea | | pseudomonas nitritireducens | species | 1 | 0 |
| united states | michigan | pseudomonas nitritireducens | species | 6 | 0 |
| united states | texas | pseudomonas nitritireducens | species | 85 | 0 |