psychrobacter salsus psychrobacter salsus psychrobacter salsus is a gram-negative, strictly aerobic bacterium of the genus psychrobacter, which was isolated from the fast ice in the middle of geologie archipelago in adelie land in antarctica. psychrobacter salsus scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pseudomonadales family: moraxellaceae genus: psychrobacter species: p. salsus binomial name psychrobacter salsusshivaji et al. 2005 type strain cip 109038, dd 48, dsm 15338, mtcc 4826