Flavobacterium oreochromisis a major bacterial pathogen that causes columnaris disease in tilapia (Oreochromis spp.) and other freshwater fish species. A research team with members from Faculty of Fisheries and Faculty of Veterinary Medicine, Vietnam National Universtiy of Agriculture carried out a study to assess the antibiotic resistance profiles and minimum inhibitory concentrations (MICs) of F. oreochromisisolates obtained from infected tilapia cultured in Northern Vietnam.