Flavobacterium psychrophilum , the causative agent of bacterial cold water disease (BCWD), is one of the leading pathogens in rainbow trout ( Oncorhynchus mykiss ) aquaculture. To date, there is little knowledge of the transmission kinetics of F. psychrophilum over the course of infection. In particular, how transmission is affected by host genotype and pathogen exposure dosage are not well studied. In order to fill in these k...