Emergence of the Zoonotic Biliary Trematode Pseudamphistomum truncatum in Grey Seals (Halichoerus grypus) in the Baltic Sea
Fig 1
Map of Sweden indicating where grey seals (Halichoerus grypus) were collected showing the proportion of seals infected with Pseudamphistomum truncatum from 2002–2013.
Data are grouped to represent two adjacent counties at once. Pie charts illustrate the proportion of infected seals per total number of animals examined from each pair of counties.