Comparison between Otoliths and Length Based Ageing and Growth of African Armoured Searobin (Peristedion cataphractum L. 1758; Teleostei, Peristediidae) off the Southern Coasts of Sicily (Mediterranean Sea)

Table 2

Relationships between otolith radius and fish total length.

Sex			SE ()		SE ()		MSE	Student’s -test
F	514	−3.347	0.08	0.777	0.015	0.831	0.007	<0.01
M	212	−3.812	0.212	0.866	0.039	0.702	0.009	<0.01
J	102	−2.563	0.18	0.617	0.039	0.713	0.008	<0.01
JF	565	−3.160	0.063	0.741	0.012	0.868	0.008	<0.01
JM	263	−3.228	0.084	0.759	0.016	0.897	0.009	<0.01
F + M	726	−3.480	0.068	0.803	0.013	0.841	0.008	<0.01
F + M + J	828	−3.23	0.049	0.756	0.009	0.885	0.008	<0.01

= number of specimens; F = females; M = males; J = unsexed juveniles; : intercept; : allometry coefficient; SE: standard error; : determination coefficient; MSE: mean square error; probability of Student’s -test for differences between allometry coefficient and “1” (isometric condition).