Table 4 Maximum likelihood parameters for three-population demographic model for Western Speckled Dace inhabiting Coleman Creek, Deep Creek, and Foskett Spring inferred using GADMA under fast and slow mutation rates. Values within brackets represent 95% confidence intervals estimated by bootstrapping observed site frequency spectra 100 times
Fast Mutation rate (μ = 6.6 × 10−8 bp−1 gen−1) | Slow Mutation rate (μ = 1.2 × 10−8 bp−1 gen−1) | ||
|---|---|---|---|
Log likelihood | − 9,239.14 | Log likelihood | − 9,496.83 |
Population size [95% CI] | Population size [95% CI] | ||
NA0 | 1,890 [1,789 – 1,923] | NA0 | 3,806 [3,611 – 4,001] |
P110 | 879 [866–884] | P110 (= P111) | 7,272 [7,053 – 7,491] |
P111 | 5,863 [5,813 – 5,901] | ||
P120 (= P121) | 1,011 [998–1094] | P120 (= P121) | 1,291 [1,082 – 1,500] |
FS0 | 114 [105–125] | FS0 | 198 [167–229] |
FS1 | 1,076 [1,023 – 1,088] | FS1 | 1,958 [1,637 – 2,279] |
CC0 (= CC1) | 955 [934–975] | CC0 (= CC1) | 1,739 [1,561 – 1,917] |
DC0 (= DC1) | 1,136 [1,112 – 1,152] | DC0 (= DC1) | 2,086 [1,812 – 2,360] |
Migration rate per generation [95% CI] | Migration rate per generation [95% CI] | ||
mp11-p12 | 1.1 × 10−2 [1.0–1.1 × 10−2] | mp11-p12 | 2.0 × 10−3 [1.8–2.2 × 10−3] |
mDC-CC | 8.0 × 10−3 [8.0–8.1 × 10−3] | mDC-CC | 1.0 × 10−3 [0.9–1.1 × 10−3] |
mCC-DC | 4.0 × 10−3 [4.0–4.0 × 10−3] | mCC-DC | 2.2 × 10−4 [2.1–2.3 × 10−4] |
mDC-FS | 3.1 × 10−3 [3.0–3.1 × 10−3] | mDC-FS | 0 |
mFS-DC | 0 | mFS-DC | 0 |
mCC-FS | 2.7 × 10−2 [2.6–2.7 × 10−2] | mCC-FS | 2.0 × 10−3 [1.9–2.1 × 10−3] |
mFS-CC | 1.6 × 10−2 [1.6–1.6 × 10−2] | mFS-CC | 0 |
Divergence time in years [95% CI] | Divergence time in years [95% CI] | ||
T1 | 3,783.8 [3,712.4 – 3,877.9] | T1 | 10,529 [9,989 – 11,069] |
T2 | 587.5 [572.4–595.1] | T2 | 896 [812–980] |
Population split ratio [95% CI] | Population split ratio [95% CI] | ||
Sp11 | 46.5% [44.7–48.3%] | Sp11 | 55.5% [53.7–57.3%] |
SpCC | 88.7% [85.1–92.3%] | SpCC | 84.7% [82.5–86.9%] |