marinobacterium nitratireducens marinobacterium nitratireducens marinobacterium nitratireducens is a gram-negative, strictly aerobic and non-spore-forming bacterium from the genus of marinobacterium which has been isolated from sediments from the east china sea. marinobacterium nitratireducens scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: alteromonadales family: alteromonadaceae genus: marinobacterium species: m. nitratireducens binomial name marinobacterium nitratireducenshuo et al. 2009 type strain cgmcc 1.7286, jcm 15523, cn44