%0 Journal Article %T MORPHOLOGICAL APPROACHES IN SOLVING REGIONAL PROBLEMS OF AQUATIC ANIMAL PATHOLOGY %A SAKHAROV, A.V. %A MAKEEV, A.. %A LOSHENKO, V.I. %K fish, pathomorphology, epithelium, hyperplasia, dysplasia, malignancy, virus %J Vestnik of Omsk SAU %D 2025 %N 57 %P 8 %I FSBEI HE Omsk SAU