| chile | atacama region | uncultured pseudanabaenaceae cyanobacterium | species | 6 | 0 |
| china | | uncultured pseudanabaenaceae cyanobacterium | species | 4 | 0 |
| china | guangdong | uncultured pseudanabaenaceae cyanobacterium | species | 2 | 0 |
| colombia | | uncultured pseudanabaenaceae cyanobacterium | species | 2 | 0 |
| iraq | | uncultured pseudanabaenaceae cyanobacterium | species | 1 | 0 |
| united states | | uncultured pseudanabaenaceae cyanobacterium | species | 1 | 0 |