Table 2.
Results of Mantel's test for connectivity in migratory Loggerhead Shrike based on assigned maximum likelihood of molt origin using δ2Hf measurements
| Wintering ground region | SY | ASY | ||||
|---|---|---|---|---|---|---|
| r M | n | p | r M | n | p | |
| Atlantic Coastal United States | −0.12 | 14 | 0.75 | −0.01 | 49 | 0.53 |
| East Central United States | −0.11 | 21 | 0.85 | 0.16 | 31 | 0.06 |
| West Central United States and Eastern Mexico | 0.22 | 77 | <0.01 | 0.07 | 129 | 0.02 |
| Western Mexicoa | – | – | – | 0.49 | 113 | <0.01 |
a
Birds aged as After Hatch Year in Mexico included as ASY in analyses.