and Hatchery Probionts Larvae, Postlarvae, Broodstock, vannamei Litopenaeus Vibrios Associated with

larvae, postlarvae, and their culture environment and from healthy and diseased juve-niles and broodstock. In Ecuador, the dominant bacterial flora associated with shrimp larvae showing symp-toms of zoea 2 syndrome, mysis mold syndrome, and bolitas syndrome has been determined. Strains werecharacterized by Biolog metabolic fingerprinting and identified by comparison to a database of 850