BECKMAN ET AL.; AGE AND GROWTH OF RED DRUM 



"T 1 r 



— -r 1 1 1 1 1 1 1 r— — 1 1 1 — -r 1 1— 



O »— CSI O -^ CM 



1985 1986 1987 



MONTH 



CO 



z 



o 

 cr 



< 



LU 



O 

 < 



Q. 

 O 



I 



liJ 



o 



IT 

 LU 

 Q. 



JAN FEB MAR 



APR MAY JUN JUL AUG SEP OCT 



MONTH 



NOV DEC 



Figure 4.— Plot of percent occurrence of otoliths (sagittae) with opaque margins vs. month of capture for red drum A) by sample 

 month and year and B) grouped by annulus counts, sample years combined. Sample size is indicated next to points. 



21 



