Figure 1

Location of Eurasian populations used for microsatellite analyses: (1) Caspian Sea; (2) Volga Delta; (3) Dniester Liman; (4) Bug Liman; (5) Dnieper Liman; (6) Kakhovka Reservoir; (7) Kubyshev Reservoir (Krasnovidovo); (8) Kubyshev Reservoir (Kama River); (9) Cheboksary Reservoir; (10) Uglich Reservoir; (11) Rybinsk Reservoir (Koprino); and (12) Rybinsk Reservoir (Mologa).