It is suggested that diver "harassment" caused the dispersal described above 

 although the additive effect of some other factor cannot be entirely eliminated. 



CUMULATIVE 

 DENS 



I 5 10 



SUCCESSIVE SURVEY INTERVALS ( 5 PER INTERVAL ) 



Figure 9, 



6|- 



Increase in number of new dens established (solid circles) and 

 the trend in number of previously established dens occupied 

 (open circles) 



APR 



MAY JUN JUL AUG 



Figure 10. Average number of lobsters per occupied den with time 



SEP 



VI-53 



