In order to effectively promote the development of aquaculture,this paper empirically analyzes the influencing factors of farmers harmless choosing intention based on the survey data of 329 aquaculture farmers in 30 counties and townships in Hunan Province by structural equation model.Research shows that the characteristics of farmers production and management,level of awareness,level of epidemic prevention services and government behaviors have significant impacts on the farmers harmless choosing intention and are positively related.In order to enhance the farmers harmless choosing intention ...