FISHERY BULLETIN: VOL. 84, NO. 4 



5 



4 



to 

 O 2 



MALES 



1 







NO. FISH 



-B- 



2 3 



■§• T-'-fx 



1 8 10 6 8 14 







7 

 6 

 5 

 4 

 3 

 2 

 1 



■FEMALES 



95%C.I.-) 

 RANGE JJj. MEAN 



MO. FISH 19 31 49 39 4 58 A 



-*HHi- 



■£*-*- 



J FMAMJ JASOND 

 MONTHS 



Figure 3.— Seasonal maturation cycle of male and female king 

 mackerel from area II (Louisiana and Mississippi) shown by month- 

 ly gonadosomatic index (GSI) and mean egg diameters (EDs) in 

 mm. 



O 2 



6 



5 



_ 4 



O 3 



MALES 



NO. FISH 1 5 59 78 74 163 



r^GEj 



95%C.l.n 



11- 



MEAN 



2 - 



1 - 







0.3 



£0.2 

 IX 



0.1 



FEMALES 



NO. FISH 7 41 107 76 85 72 



i i I 



J- 



M J J A S O 

 MONTHS 



Figure 4.— Seasonal maturation cycle of male and female king 

 mackerel from area III (northwest Florida) shown by monthly 

 gonadosomatic index (GSI) and mean egg diameters (EDs) in mm. 



Table 1 .—Coefficient of variation for monthly GSIs of female (F) and male (M) king 



mackerel in each area. 



'n = 1 



844 



