alteromonas marina alteromonas marina alteromonas marina is a marine bacterium. alteromonas marina scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: alteromonadales family: alteromonadaceae genus: alteromonas binomial name alteromonas marinayoon et al., 2003 synonyms alteromonas marinayoon et al., 2003