jannaschia seohaensis jannaschia seohaensis jannaschia seohaensis is a gram-negative and motile bacterium from the genus of jannaschia which has been isolated from tidal flat sediments from the yellow sea in korea. jannaschia seohaensis scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: jannaschia species: j. seohaensis binomial name jannaschia seohaensisyoon et al. 2010 type strain ccug 55326, dsm 25227, dsm 25227, strain smk-146