| emergence of cold water strawberry disease of rainbow trout oncorynchus mykiss in england and wales: outbreak investigations and transmission studies. | cold water strawberry disease (cwsd), or red mark syndrome (rms), is a severe dermatitis affecting the rainbow trout oncorynchus mykiss. the condition, which presents as multifocal, raised lesions on the flanks of affected fish, was first diagnosed in scotland in 2003 and has since spread to england and wales. results of field investigations indicated the condition had an infectious aetiology, with outbreaks in england linked to movements of live fish from affected sites in scotland. transmissio ... | 2008 | 18589997 |