roseovarius aquimarinus roseovarius aquimarinus roseovarius aquimarinus is a gram-negative, rod-shaped, non-spore-forming, facultatively anaerobic and motile bacterium from the genus of roseovarius which has been isolated from seawater from jeju island in korea. roseovarius aquimarinus scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: roseovarius species: r. aquimarinus binomial name roseovarius aquimarinuskang et al. 2015 type strain ccug 64792, kctc 32014, cau1059