seohaeicola nanhaiensis seohaeicola nanhaiensis seohaeicola nanhaiensis is a gram-negative, rod-shaped, aerobic and non-motile bacterium from the genus of seohaeicola which has been isolated from sediments of the south china sea. seohaeicola nanhaiensis scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: seohaeicola species: s. nanhaiensis binomial name seohaeicola nanhaiensisxie et al. 2015