Additional file 7 of Multiple waves of freshwater colonization of the three-spined stickleback in the Japanese Archipelago

Additional file 7: Fig. S5. (A) Bar plots showing the results of the population structure analyses of East Pacific samples based on 3790 SNPs with ADMIXTURE (K = 2–4). Individuals are represented as vertical bars with different colours being proportional to the genotypes belonging to each genetic cluster. (B) Cross-validation errors for each K from the ADMIXTURE analyses of the East Pacific populations.