The infectious pancreatic necrosis virus (IPNV) is a highly pathogenic that affects the aquaculture of rainbow trout (Oncorhynchus mykiss) and can cause mortality rates exceed 90% in juvenile stage. This study aims to know distribution frequency IPNV presentation production farms seven main producing states species Peru. Prevalence values have been identified Cusco (4.05%), Puno (3.81%), Huanca...