psychrobacter okhotskensis psychrobacter okhotskensis psychrobacter okhotskensis is a gram-negative, catalase- and oxidase-positive, aerobic, facultatively psychrophilic, nonmotile bacterium of the genus psychrobacter, which was isolated from seawater of the monbetsu coast of the okhotsk sea in hokkaido in japan. psychrobacter okhotskensis scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pseudomonadales family: moraxellaceae genus: psychrobacter species: p. okhotskensis binomial name psychrobacter okhotskensisyumoto et al. 2003 type strain ccm 7308, cip 108221, jcm 11840, md17, ncimb 13931