Acta Ichthyologica et Piscatoria 27(2): 155-164, doi: 10.3750/AIP1997.27.2.11
Interesting case of pathological changes in rainbow trout Oncorhynchus mykiss (Walbaum) probably caused by Myxosporea
expand article infoT. Własow, P. Gomułka, T. Pojmańska
Open Access
The causative agents of health problems of rainbow trout from a fish farm were investigated by parasitological and anatomo-pathological study of affected fishes. The anatomo-pathological changes in gills, swim bladder, kidney, and especially the deformations of backbone are described. The numerous trophozoites of unidentified species of Myxosporea, occurring in all damaged tissues are suspected to be a causative agent of the disease and mortality in the fish farm under study.