| the epidemiology of diplostomiasis in farmed rainbow trout from north-east scotland. | an epidemiological survey of the distribution and abundance of diplostomum spathaceum in farmed rainbow trout (salmo gairdneri) from mill of cantray trout farm (nairn, morayshire) involved monthly sampling of fish over a 3-year period. diplostomum metacercariae were present in both the lens and aqueous humour of infected fish, and these have been treated separately throughout the study. the infection period was normally between may and september each year and transmission of the parasite from sn ... | 1986 | 3737248 |