Research Article

Growth Patterns and Growth-Axis Gene Expressions in Sexual Dimorphism of Silurus asotus Linnaeus, 1758

Table 4

Allometric analysis of morphological traits to weight between male and female S. asotus in 3, 5, and 7 months.

Independent variableAllometry scaling3 months5 months7 months
FemaleMaleFemaleMaleFemaleMale
Est.Std. EEst.Std. EEst.Std. EEst.Std. EEst.Std. EEst.Std. E

Body lengthb11.4710.1170.6220.1101.7800.8570.7070.2481.8070.2181.0440.205
Body widthb20.5040.0970.6900.300
Body depthb30.9170.3310.6610.0590.8100.065
Head lengthb40.8640.2081.4250.6040.7700.057
Head widthb50.5830.041
Head depthb60.7190.1880.2070.0480.1890.083
Snout lengthb70.5170.224−0.3600.054−0.8810.341
Postorbital head lengthb8
Eye diameterb90.4640.0630.2780.044
Interorbital widthb100.5300.249
Caudal peduncle depthb110.2570.089
Caudal fin lengthb120.4730.0600.1530.0560.5370.062
Pelvic fin precoxal lengthb130.1620.0570.2370.0940.4080.1160.6140.0780.5530.062
Length between pelvic fin and anal finb14

Note. Est. means estimate and Std. E means standard error.