Co-infection by monogenetic trematodes of the genus Microcotyle V. Beneden and Hesse 1863, Lamellodiscus ignoratus Palombi, 1943, the protozoan Trichodina sp. Ehrenberg, 1838 and the presence of epitheliocystis, Vibrio algynoliticus and V. vulnificus in cultured seabream (Sparus aurata L.) in Portugal

aetiology bacteriose bacterioses bacteriosis disease prevalence enfermedades de los peces estres etiologia etiologie exploitation agricole explotaciones agrarias farms fish culture fish diseases fishes helminthose helminthoses helmintiasis infecciones por protozoos maladie des poissons marine fishes monogenea mortalidad mortalite mortality pagrus pagrus aurata pathogenese pathogenesis peces peces marinos piscicultura pisciculture poisson (animal) poisson de mer portugal protozoal infections protozoose salinidad salinity saltwater fishes stress trematode infections trichodina