(f) 



if) 

 < 



O 



O 



I 



UJ 



o 



UJ 



45 40 55 30 25 20 15 10 5 * 5 10 15 20 



SUNSET 



TIME BEFORE AND AFTER SUNSET (minutes) 



Figure 5.--Diel reproductive timing of Hypoplectrus guttavarius at two depths 

 The shallow site (10 m depth) was occupied during the full moon 

 phase (Feb. 24-27, 1980), while the deep site (22-30 

 occupied during the new moon (Feb. 11-13, 1980). The 

 group consisted of 4 pairs observed over 4 days for a 

 spawning clasps. The deep group consisted of 7 pairs 

 over 4 days for a total of 210 spawning clasps. Time 

 before and after sunset. See text for discussion. 



m depth) was 

 shal low 

 total of 67 

 observed 

 is in minutes 



77 



