shewanella denitrificans shewanella denitrificans shewanella denitrificans is a bacterium from the genus of shewanella which has been isolated from water from the gotland deep from the baltic sea. shewanella denitrificans scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: alteromonadales family: shewanellaceae genus: shewanella species: s. denitrificans binomial name shewanella denitrificansbrettar et al. 2002 type strain atcc baa-1090, cip 107825, dsm 15013, lmg 21692, os217