MDS analysis based on ΦST distances for 7-locus Y-STR haplotypes observed in the studied populations compared with data published for 12 Slavic and Germanic populations.16, 17 Filled circles indicate modern populations from northern (Gda Gdansk), central (War Warsaw) and southern Poland (Cra Cracow). Empty circles indicate pre-WWII populations from northern (KaN, KaC, KaS northern, central, southern Kaszuby; Ko Kociewie), central (Ku Kurpie) and southern Poland (PoS). Other Slavic populations: Lu Lusatia; Sl western Slovakia. German populations: Me Mecklenburg; Ba western Bavaria; Gre Greifswald; Ber Berlin; Lei Leipzig; Mai Mainz; Mün Münster. Other Germanic populations: Den Denmark; Got Gotland (Sweden); Ble Blekinge (Sweden).