Percent survival of Atlantic salmon with and without a prior <i>L</i>. <i>salmonis</i> infestation post–exposure to ISAv-infected cohab fish (only mortalities which were positive for viable ISAv were included).

Data combined from duplicate tanks per treatment group: no lice no ISAv, no lice plus ISAv and lice plus ISAv (n = 47, 48 and 33, respectively).