1.500 



1,000 



500 



I- 

 I 

 CI 



3 

 "J 

 O 



(E 1,000 



UJ 



m 



=) 



z 500 



u 



ID 



< 

 CE 



UJ 



> 



•* 400 



D= DAY 



^ = NIGHT 



rtin 



f-^ 



SPOT 



r~w» 



200 



^_ 



ru. 



LARGESCALE MENHADEN 



^ ^-^ 



BROWN SHRIMP 



J 



..J. 



1-^ 



200- 



100- 







ll 



1 



ATLANTIC CROAKER 



5 6 



STATIONS 



10 



Figure 18. — Mean number of the four most abundant species of flnflsh caught In relation to station location and time of day, 



Jamaica Beach area, Tex., 1969. 



SPOT 



LARGESCALE MENHADEN 



BROWN SHRIMP 



ATLANTIC CROAKER 



10 



20 30 40 



MEAN LENGTH (MM.) 



1 NATURAL AREA 

 ALTERED AREA 



50 



60 



Figure 19. — Comparisons of mean length of four species of flnflsh between altered and natural areas, Jamaica 



Beach area, 1969. 



29 



