Table 2.
F ST outlier analyses
| Comparison | All SNPs | Outliers (FDR = 0.05) | Outliers (FDR = 0.10) | |||
|---|---|---|---|---|---|---|
| N | F ST range | n (%) | F ST range | n (%) | F ST range | |
| A. alcalica vs. A. grahami | 23 264 | 0.01–0.49 | 31 (0.13) | 0.32–0.49 | 45 (0.19) | 0.27–0.49 |
| A. alcalica vs. A. latilabris | 30 841 | 0.04–0.35 | 39 (0.13) | 0.16–0.35 | 55 (0.18) | 0.15–0.35 |
| A. alcalica vs. A. ndalalani | 28 026 | 0.04–0.28 | 14 (0.05) | 0.18–0.28 | 27 (0.10) | 0.16–0.28 |
| A. latilabris vs. A. ndalalani | 22 946 | 0.05–0.42 | 43 (0.19) | 0.22–0.42 | 75 (0.33) | 0.18–0.42 |
| A. alcalica vs. O. amphimelas | 82 474 | 0.68–0.85 | 0 | – | 0 | – |
F ST outliers were identified using bayescan (Foll & Gaggiotti 2008) with false discovery rates (FDR) of 0.05 and 0.10. All outliers identified in each comparison exhibited alpha >0, indicative of diversifying selection. Full details of outliers are given in Tables S4–S7 (Supporting information).