Figure 1

Likelihood plot of STRUCTURE results. The black points are the likelihood values and the grey points are the estimated delta values. The plot illustrates the difficulty in deciding the most likely number of subpopulations in the data set.
Likelihood plot of STRUCTURE results. The black points are the likelihood values and the grey points are the estimated delta values. The plot illustrates the difficulty in deciding the most likely number of subpopulations in the data set.