pseudomonas borbori pseudomonas borbori pseudomonas borbori is an aerobic, gram-negative, nonfluorescent, nonsporulating, motile, rod-shaped bacterium isolated from a nitrifying inoculum used in aquaculture. based on 16s rrna phylogenetic analysis, p. borbori was placed in the p. aeruginosa group. pseudomonas borbori scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pseudomonadales family: pseudomonadaceae genus: pseudomonas species: p. borbori binomial name pseudomonas borborivanparys, et al., 2006 type strain dsm 17834 lmg 23199