. | All fish . | . | Fish that responded . | . | ||
---|---|---|---|---|---|---|
. | G2 . | P . | G2 . | P . | ||
Locomotor performance | ||||||
D80 | 0.12 | 0.725 | 0.001 | 0.978 | ||
S1 angle | 0.24 | 0.621 | 0.66 | 0.415 | ||
S1 duration | 0.01 | 0.929 | 0.28 | 0.599 | ||
Turning rate | 0.49 | 0.484 | 1.70 | 0.193 | ||
Escape direction | ||||||
Escape trajectorya | 0.80 | 0.372 | 0.28 | 0.595 | ||
Initial orientationa | 0.44 | 0.505 | 0.21 | 0.643 | ||
Escape timing | ||||||
ALT | 14.8+ | <0.001 | 14.8+ | <0.001 | ||
Reactive distance | 9.9 | 0.002 | 8.77 | 0.003 | ||
Responsiveness | 39.7 | <0.001 | — | — |
. | All fish . | . | Fish that responded . | . | ||
---|---|---|---|---|---|---|
. | G2 . | P . | G2 . | P . | ||
Locomotor performance | ||||||
D80 | 0.12 | 0.725 | 0.001 | 0.978 | ||
S1 angle | 0.24 | 0.621 | 0.66 | 0.415 | ||
S1 duration | 0.01 | 0.929 | 0.28 | 0.599 | ||
Turning rate | 0.49 | 0.484 | 1.70 | 0.193 | ||
Escape direction | ||||||
Escape trajectorya | 0.80 | 0.372 | 0.28 | 0.595 | ||
Initial orientationa | 0.44 | 0.505 | 0.21 | 0.643 | ||
Escape timing | ||||||
ALT | 14.8+ | <0.001 | 14.8+ | <0.001 | ||
Reactive distance | 9.9 | 0.002 | 8.77 | 0.003 | ||
Responsiveness | 39.7 | <0.001 | — | — |
G2, logistic regression analysis.
Angular displacement from predator; +inclusion of the component makes a significant contribution to the multiple logistic regression model(P<0.05: forward stepwise); D80, distance covered in 80 ms; S1, stage 1 of escape response; ALT, apparent looming threshold.