gaetbulibacter aestuarii gaetbulibacter aestuarii gaetbulibacter aestuarii is a gram-negative, aerobic and rod-shaped bacterium from the genus of gaetbulibacter which has been isolated from seawater from the south south sea in korea. gaetbulibacter aestuarii scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: flavobacteriaceae genus: gaetbulibacter species: g. aestuarii binomial name gaetbulibacter aestuariipark et al. 2012 type strain kyw382