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Table 2 Summary of larval neuromast ablation experiment shape analysis and principal component analysis results for the elliptical Fourier descriptors of adult element contour shape

From: Perturbing the developing skull: using laser ablation to investigate the robustness of the infraorbital bones in zebrafish (Danio rerio)

  

PC axis

  

PC1

PC2

PC3

PC4

IO3 shape analysis

Eigenvalue*

2.07

1.09

0.37

0.16

Proportion variance (%)

50.60

26.56

9.15

3.90

Cumulative variance (%)

50.60

77.15

86.30

90.20

Shape described

Dorsoventral depth

Taper direction

Dorsal-edge curve

Flat-wing size

IO4 shape analysis

Eigenvalue*

12.11

5.14

3.24

1.03

Proportion variance (%)

50.53

21.50

13.56

4.32

Cumulative variance (%)

50.53

72.13

85.69

90.01

Shape described

Flat-wing size

Canal curvature

Taper direction

Flat-wing dorsal edge

IO5 shape analysis

Eigenvalue*

8.89

2.50

0.91

0.73

Proportion variance (%)

63.31

17.84

6.47

5.20

Cumulative variance (%)

63.31

81.15

87.63

92.83

Shape described

Flat-wing size

Element width

Canal bend

Flat-wing dorsal edge

  1. *Read eigenvalue as χ x 10-3.
  2. Eigenvalues, proportion of variances, and shape character described for PC1-4 for adult IO3, IO4 and IO5 elements of ablation, control, and control-side adult specimens.