CiliophoraCiliophora InfectionsOligohymenophoreaRibosome Subunits, SmallRNA, Ribosomal, 18SRNA, ProtozoanDNA, ProtozoanFlounderNamibiaDNA, RibosomalGenes, rRNAFish DiseasesPhylogenyRNA, Ribosomal, 5.8SGillsSequence Analysis, DNAAquacultureSeawaterDNA, Ribosomal SpacerRNA, RibosomalFresh WaterMicroscopyMolecular Sequence DataCluster AnalysisParasitesHost-Parasite InteractionsStreptococcal InfectionsParasitic Diseases, AnimalProtozoan ProteinsParasite LoadExobiology