oceanisphaera psychrotolerans oceanisphaera psychrotolerans oceanisphaera psychrotolerans is a gram-negative, aerobic and non-motile bacterium from the genus of oceanisphaera which has been isolated from sediments from the coast of the bohai sea in china. oceanisphaera psychrotolerans scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: aeromonadales family: aeromonadaceae genus: oceanisphaera species: o. psychrotolerans binomial name oceanisphaera psychrotoleranszhou et al. 2015 type strain accc 06516, jcm 30466, lam-whm-zc