comamonas aquatica comamonas aquatica comamonas aquatica is a gram-negative, oxidase- and catalase-negative, motile bacterium with multitrichous polar flagella from the genus comamonas and family comamonadaceae. comamonas aquatica scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: comamonadaceae genus: comamonas species: c. aquatica binomial name comamonas aquatica(hylemon et al. 1973) wauters et al. 2003, comb. nov. type strain atcc 11330, ccug 15845, ccug 17395, cip 107986, dsm 9155, ifo 14918, lmg 2370, nbrc 14918