nitratireductor pacificus nitratireductor pacificus nitratireductor pacificus is a gram-negative and motile bacteria from the genus of nitratireductor which was isolated from enriched sediment from the pacific ocean. nitratireductor pacificus scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: phyllobacteriaceae genus: nitratireductor species: n. pacificus binomial name nitratireductor pacificuslai et al. 2011 type strain cctcc ab 209302, lmg 25541, mccc 1a01024, pht-3b