Diagnosis time of infectious diseases in aquaculture is an important issue, and local and commercial enterprises generally do not prefer laboratory diagnosis of infectious diseases due to the long lead time and cost. This leads to the under‐reporting of outbreaks in aquaculture farms and the recognition of infectious agents when they spread to many farm systems and cause significant economic loss. In this study, we aim to deve...

Viral diseases of fish cause significant economic losses in the aquaculture industry. Viral haemorrhagic septicemia virus (VHSV) is one of the most important viral diseases that affects more than 80 fish species. Detection of the disease, especially in the field, is critical to managing disease prevention and control programmes. Recombinase polymerase amplification (RPA) is an isothermal method with a very short amplification...