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Fishery Bulletin 105(2) 



the type and number of prey consumed, but other hard 

 parts, such as scales, teeth, branchials, and gill rak- 

 ers, could only be used to quantify the type of prey 

 consumed. 



Scats that were empty or contained prey that could 

 not be identified with certainty were not analyzed. 

 These represented few of the scats collected (56 of 1494, 

 4%). Unrecognizable hard parts could have been from 



