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Table 9 Mean values of gonadosomatic index (GSI) for species of Lutjanidae (%)

From: Ethnobiology of snappers (Lutjanidae): target species and suggestions for management

Period L. analisCopacabana L. synagrisBertioga L. synagrisMaceió L. vivanusP. Sauipe O. chrysurusP. Sauipe R. aurorubens. P. Sauipe L. synagris, Paraty Total
April 0.55 ± 0.22        0.55 ± 0.22
May 0.15 ± 0.04 0.85 ± 0.18       0.36 ± 0.11
June 0.10 ± 0.05 0.52 ± 0.14       0.45 ± 0.13
July 0.09 ± 0.04    0.45 ± 0.13 0.25 ± 0.03 0.24 ± 0.11   0.28 ± 0.03
August   0.22 ± 0.12      0.66 ± 0.16 0.44 ± 0.13
September 0.05a 1.12 ± 0.84       0.94 ± 0.71
October 0.07 ± 0.01    1.37 ± 0.25 1.26 ± 0.24 0.45 ± 0.09   0.94 ± 0.13
November        1.93 ± 0.27 1.91 ± 0.27
December 0.37 ± 0.27 4.04 ± 0.16       2.21 ± 1.07
January    3.58 ± 0.46      3.58 ± 0.46
Autumn 0.34 ± 0.11 0.85 ± 0.18       0.43 ± 0.11
Winter 0.09 ± 0.03 0.47 ± 0.12   0.45 ± 0.13 0.25 ± 0.03 0.24 ± 0.11 0.66 ± 0.16 0.32 ± 0.03
Spring 0.07 ± 0.01 1.12 ± 0.84   1.37 ± 0.24 1.26 ± 0.24 0.45 ± 0.09 1.93 ± 0.27 1.34 ± 0.15
Summer 0.37 ± 0.27 4.04 ± 0.16 3.58 ± 0.46      3.29 ± 0.43
  1. a Standard error not possible to calculate - unique value.