Reilly et al : Diets of pelagic juvenile Sebastes off central California 



509 



occurrence. Euphausiid eggs and juve- 

 nile copepods were the smallest signifi- 

 cant prey of pelagic juvenile rockfish. 

 It is therefore not surprising that these 

 categories often display high percent- 

 ages by number. Likewise, the cate- 

 gory 'unidentified copepods' typically 

 was based on counts of small items 

 (e.g., head fragments). 



Ranking index 



Prey having both a high frequency of 

 occurrence and percentage by number 

 are the most important items in the 

 diet (Tables 2-5). Calanus spp. cope- 

 pods were particularly important in 

 1984 when all rockfish species con- 

 sumed substantial numbers of this 



