gaetbulibacter jejuensis gaetbulibacter jejuensis gaetbulibacter jejuensis is a gram-negative, rod-shaped, strictly aerobic and non-motile bacterium from the genus of gaetbulibacter which has been isolated from seawater from the coast of the jeju island. gaetbulibacter jejuensis scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: flavobacteriaceae genus: gaetbulibacter species: g. jejuensis binomial name gaetbulibacter jejuensisoh et al. 2010 type strain cnuric014