54 



FISHERY BULLETIN OF THE FISH AND WILDLIFE SERVICE 



< 



9 

 a 



s M 



\i 



02 



04 OS OS 



OVA DIAMETER IN MILLIMETERS 



STAOES 



B 



Figure 4. — Deviations from the average frequency polygon of stages B through J. The deviations were smoothed to 



minimize chance fluctuations. 



