40 



Eh 



D 



H 



s 



o 

 o 



H 



w 



P4 



> 



H 



w 



U 



w 



a 



to 



32 



24 



16 



3 4 



FISH RANK 



Figure 1. --Chases received by each rank plotted as medians and interquartile 

 ranges. The asterisks denote significant differences between adjacent 

 points (p < 0.05); e.g., rank 2 received more chases than rank 1. 



132 



