Research Article

Morphometric Evaluations and Yields from Commercial Cuts of Black Pacu Colossoma macropomum (Cuvier, 1818) in Different Body Weights

Table 5

Correlations between the steak yield and morphometric measurements in relation to the different weight classes of black pacu (Colossoma macropomum).

Weight classesSteak yield
CTCPCCCirCCirMCirCau

1 (<1.2 kg)0.8850.926ns0.9470.9510.902
2 (1.21 to 1.8 kg)0.8110.705ns0.8570.8430.750
3 (1.81 to 2.4 kg)0.7490.836nsnsnsns
4 (2.41 to 3.5 kg)0.8960.824nsns0.7990.549
5 (>3.51 kg)0.7490.836nsnsnsns

Significant ( < 0.05); significant ( < 0.01); ns = not significant; CT: total length; CP: standard length; CT: head length; CirC: cranial circumference; CirM: medium circumference; CirCau: caudal circumference.