Fig. 1From: Population structure and dispersal routes of an invasive parasite, Fascioloides magna, in North America and EuropeBar plots from program STRUCTURE assigning all 432 Fascioloides magna individuals from North America (NA) and Europe (EU) into K = 2, 4 and 8 clusters and detailed structure of SAS region. Codes for NA enzootic regions, US states/Canadian province and EU natural foci are explained in Tables 1 and 2, respectivelyBack to article page