methylobacterium aquaticum methylobacterium aquaticum methylobacterium aquaticum is a bacterium from the genus of methylobacterium which has been isolated from drinking water in seville in spain. methylobacterium aquaticum scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: methylobacteriaceae genus: methylobacterium species: m. aquaticum binomial name methylobacterium aquaticumgallego et al. 2005 type strain ccm 7218, cect 5998, cip 108333, dsm 16371, gr16, lmg 28246, ncimb 14627, willems r-52862 synonyms methylobacterium aquatica