Table 3. Demographic scenarios, priors and posterior distributions used in Approximate Bayesian computation (ABC) analyses of the Chilean dolphin populations using populations using mitochondrial (mt) DNA and microsatellites.
| Parameter name | Parameter abbreviation | Prior distribution mtDNA |
Posterior distribution mtDNA |
||
|---|---|---|---|---|---|
| Type | Interval | Mean | 95% CI | ||
| Effective sizes | |||||
| Population size | N | Uniform | 100–100,000 | 8,000 | 4,700–9,900 |
| Reduced population size | Nb | Uniform | 5–1,000 | 480 | 281–967 |
| Time | |||||
| Population expansion | t1 | Uniform | 5,000–24,000 | 9,790 | 5,250–18,600 |
| Deglaciation starting time | t2 | Uniform | 10,000–25,000 | 15,100 | 10,200–24,000 |
| Glaciation starting time | t3 | Uniform | 50,000–200,000 | 132,000 | 54,000–197,000 |
| Parameter name | Parameter abbreviation | Prior distribution Microsatelites | Posterior distribution Microsatelites | ||
| Type | Interval | Mean | 95% CI | ||
| Effective sizes | |||||
| Population size | N | Uniform | 500–15,000 | 9,000 | 3,300–14,400 |
| Reduced population size | Nb | Uniform | 50–1,000 | 581 | 82–981 |
| Time | |||||
| Population expansion | t1 | Uniform | 5,000–22,000 | 12,100 | 5,680–20,700 |
| Deglaciation starting time | t2 | Uniform | 8,000–25,000 | 12,800 | 8,180–21,900 |
| Glaciation starting time | t3 | Uniform | 50,000–200,000 | 128,000 | 54,300–196,000 |