Results of Structure analysis assuming K=3 based on 229 AFLP markers and samples from 16 locations in three major European drainages. Population labels correspond to Figure 1. The different drainages are indicated by the bar below the plot and the shading is consistent with Figure 1.
Keller et al. BMC Evolutionary Biology 2012 12:210 doi:10.1186/1471-2148-12-210