MURPHY ET AL.: SIZE AND DIET OF JUVENILE PACIFIC SALMON 



survival. Early releases of coho salmon could in- 

 crease predation on pink and chum fry (Johnson 

 1974), especially fry <50 mm FL, if the releases 

 coincide with fry migrations through the estuary. 



ACKNOWLEDGMENTS 



Our thanks to R. Brodeur, G. Grette, 



C. Hawkes, D. Kirchhofer, and R. Walter for help 

 in study design and field sampling. Thanks also 

 to J. Hard, J. Landingham, T. Merrell, Jr., 



D. Mortensen, and J. Pella for reviewing the 

 manuscript. The Fisheries Research Institute of 

 the University of Washington identified and 

 measured prey from stomach samples. 



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