Table 4.
Estimates of ancestral population variability (θ = Neμ), splitting parameter s, post-splitting migration rates (m1 = migration to NWP, m2 = migration to Europe) and parameter of time since divergence (t) obtained from coalescence-based IM model runs of the trans-Arctic clade
| NW Pacific vs. | θA | 1-s | m1 | m2 | t | (90% HPD) |
|---|---|---|---|---|---|---|
| - White Sea groupa |
74 |
0.85% |
2.98 |
0.003 |
0.44 |
(0.30–0.63) |
| - White Sea groupb |
54 |
1.85% |
1.33 |
0.138 |
0.59 |
(0.56–1.49) |
| - Mezen–Chesha group |
83 |
1.15% |
4.99 |
0.003 |
0.43 |
(0.25–1.50) |
| - Balsfjorda | 41 | 0.05% | 0.65 | 0.003 | * | - |
The three genetically homogeneous European subgroups were individually compared with the pooled NW Pacific samples. More details in Additional file 3: Table S2.
a Upper limits for prior distribution of θ set to 1000.
b Upper limits for prior distribution of θ were set to θNWP=1000, θEur=100 and θA=100.
* The analysis did not converge.