Phylogeny and biogeographic history of the cyprinid fish genus Carassius (Teleostei: Cyprinidae) with focus on natural and anthropogenic arrivals in Europe

► We made phylogeny and biogeography of the genus Carassius in Europe. ► We analysed mtDNA of 404 individuals. ► Altogether 6 mitochondrial lineages were identified. ► Ploidy level is not related to particular lineage. ► Results suggest the existence of one undescribed lineage within the genus.