Chen et al : Developing a growth-transition matrix for stock assessments of Strongy/ocentrotus droebachiensis 743 



55 



o 



06 

 0.5 

 0.4 

 03 

 0.2 

 0.1 

 



78 



83 



88 



0.5 



0.2 



63 



79 



99 92 94 



Midpoint of size class (mm) 



Figure 6 



Probabilities of sea urchins growing from one size class to others. Each probability distribution was labeled with 

 the midpoint value of the current size class of the sea urchin. 



