This study aimed to characterise Aeromonas isolates from diseased freshwater fish in Jiangxi Province, with a focus on their species distribution, genetic diversity, virulence and resistance gene profiles and antibiotic susceptibility. A total of 105 Aeromonas strains were isolated and identified, with Aeromonas veronii being the dominant species (68.6%). ERIC‐PCR divided the isolates into 76 molecular types. Most isolates car...