gaetbulibacter marinus gaetbulibacter marinus gaetbulibacter marinus is a gram-negative, rod-shaped, strictly aerobic, chemoheterotrophic and non-motile bacterium from the genus of gaetbulibacter which has been isolated from surface seawater from the coast of the yellow sea in korea. gaetbulibacter marinus scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: flavobacteriaceae genus: gaetbulibacter species: g. marinus binomial name gaetbulibacter marinusyang and cho 2008 type strain imcc1914