Columnaris disease pathogens, which were previously only found in Asia and the United States, were identified in samples from São Paulo, Minas Gerais, and Paraná. This finding underscores the need for epidemiological surveillance and new vaccines. For the first time in Brazil, scientists have identified the presence of bacteria that cause columnaris disease, a serious … Continue reading Study Detects, for the First Time in Brazil, Bacteria That Cause a Serious Disease in Farmed Fish