Table 2. GLM model coefficients.

Coefficients of the models used to analyze the effect of depth, sex, and their interaction on sardine swimbladder size and shape. SB_c, swimbladder circularity; R, residuals of the relationship between swimbladder ventral cross-section and body length.

Source of variation	SBc	R
Null	0.102**	0.131*
	(0.007)	(0.071)
Depth	−0.001**	−0.004*
	(0.000)	(0.002)
Sex	ns	ns
Depth* Sex	ns	ns

Notes.

ns

non significant

^*0.05 > P > 0.01.

^**P < 0.01.