| an assessment of the variation in the prevalence of renal myxosporidiosis and hepatitis in wild brown trout, salmo trutta l., within and between rivers in south-west england. | the prevalence of renal myxosporidiosis in wild brown trout, salmo trutta, in seven river catchments in south-west england was investigated. three hundred and twenty-seven fish were sampled from 16 sites, of which 54 (16.5%) were found, by histological examination of the kidney, to be infected with tetracapsuloides bryosalmonae, the causative agent of proliferative kidney disease. no t. bryosalmonae infected fish were found in one river catchment, in other catchments the prevalence ranged from 2 ... | 2008 | 18681903 |