Emerg Infect DiseidEmerging Infectious Diseases1080-60401080-6059Centers for Disease Control117477082631865Research ArticleA unique Mycobacterium species isolated from an epizootic of striped bass (Morone saxatilis).RhodesM. W.martha@vims.eduKatorH.KotobS.van BerkumP.KaattariI.VogelbeinW.FloydM. M.ButlerW. R.QuinnF. D.OttingerC.ShottsE.Virginia Institute of Marine Science, College of William and Mary, Gloucester Point 23062, USA.Sep-Oct200175896899

We isolated a Mycobacterium sp. resembling Mycobacterium marinum and M. ulcerans from diseased striped bass (Morone saxatilis) during an epizootic of mycobacteriosis in the Chesapeake Bay. This isolate may represent an undescribed Mycobacterium species, based on phenotypic characteristics and comparative 16S rRNA gene sequence.