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Table 1 Parameters of the morphometric relationships established between the dorsal mantle length (DML) and cuttlebone measurements in male and female Sepia bertheloti

From: Cuttlebone morphometrics and sex identification of Sepia bertheloti (d’Orbigny, 1835) from the central-east Atlantic

Variable Sex a a standard error b b standard error R F
FL F 0.139 0.020 0.933 0.033 0.968 1778.5
M 0.255 0.050 0.796 0.045 0.939 1315.1
FW F 0.476 0.059 0.939 0.040 0.954 2538.1
M 3.321 0.186 0.799 0.024 0.931 1063.3
CW F 0.211 0.036 1.147 0.054 0.946 2452.1
M 3.814 0.179 0.794 0.020 0.949 1500.2
ECW F 0.941 0.126 1.094 0.067 0.913 1266.4
M 0.402 0.280 1.182 0.030 0.951 1543.1
CL F 0.915 0.028 0.148 0.018 0.977 1056.9
M 0.192 0.036 0.856 0.043 0.951 3398.6
CL1 F 0.957 0.082 0.119 0.043 0.880 436.9
M 0.181 0.061 0.863 0.075 0.888 530.9
CH F 0.212 0.044 1.614 0.098 0.914 2272.1
M 0.305 0.025 1.378 0.036 0.949 1472.8
TW F 0.591 0.094 2.001 0.075 0.972 1716.8
M 0.326 0.049 2.327 0.176 0.939 4191.5
  1. Parameters of the potential equations between morphometric variables of the cuttlebone and the dorsal mantle Length (DML) of Sepia bertheloti females