Test | Source | DF | Estimate ± SE | F | P |
---|---|---|---|---|---|
Head shape (PC1) | Intercept | 0.019 ± 0.008 | 0.021 | ||
R2 = 0.62 | Habitat (marine vs freshwater) | 1 | −0.017 ± 0.006 | 8.07 | 0.009 |
N fish = 504 | Sex | 1 | 0.004 ± 0.000 | 55.22 | < 0.001 |
N populations = 26 | Total length (cm) | 1 | −0.001 ± 0.001 | 0.89 | 0.345 |
Head shape (PC2) | Intercept | 0.024 ± 0.005 | < 0.001 | ||
R2 = 0.63 | Habitat (marine vs freshwater) | 1 | 0.016 ± 0.003 | 38.06 | < 0.001 |
N fish = 504 | Sex | 1 | 0.005 ± 0.000 | 126.20 | < 0.001 |
N populations = 26 | Total length (cm) | 1 | −0.009 ± 0.001 | 95.62 | < 0.001 |
Head shape (PC3) | Intercept | −0.014 ± 0.006 | 0.027 | ||
R2 = 0.25 | Habitat (marine vs freshwater) | 1 | −0.006 ± 0.002 | 4.78 | 0.038 |
N fish = 504 | Sex | 1 | 0.003 ± 0.001 | 28.92 | < 0.001 |
N populations = 26 | Total length (cm) | 1 | 0.004 ± 0.001 | 12.30 | 0.005 |
Head shape (PC4) | Intercept | −0.027 ± 0.006 | < 0.001 | ||
R2 = 0.37 | Habitat (marine vs freshwater) | 1 | 0.005 ± 0.003 | 2.24 | 0.147 |
N fish = 504 | Sex | 1 | −0.001 ± 0.001 | 1.47 | 0.227 |
N populations = 26 | Total length (cm) | 1 | 0.006 ± 0.001 | 26.92 | < 0.001 |
Gillraker number | Intercept | 18.897 ± 0.683 | < 0.001 | ||
R2 = 0.29 | Habitat (marine vs freshwater) | 1 | −0.078 ± 0.374 | 0.04 | 0.836 |
N fish = 503 | Sex | 1 | −0.185 ± 0.058 | 10.17 | 0.002 |
N populations = 26 | Total length (cm) | 1 | 0.048 ± 0.119 | 0.16 | 0.686 |
Gillraker length | Intercept | 0.380 ± 0.060 | < 0.001 | ||
R2 = 0.61 | Habitat | 1 | −0.177 ± 0.028 | 35.85 | < 0.001 |
N fish = 503 | Sex | 1 | −0.043 ± 0.005 | 62.71 | < 0.001 |
N populations = 26 | Total length (cm) | 1 | 0.137 ± 0.011 | 155.21 | < 0.001 |