USDA Forest Service 

 Research Paper INT- 248 

 May 1980 



A NEW FREEZING TECHNIQUE FOR 

 SAMPLING SALMONID REDDS 



William S. Platts 

 Vance E. Penton 



INTERMOUNTAIN FOREST AND RANGE EXPERIMENT STATION 



Forest Service 

 U.S. Department of Agriculture 

 Ogden, Utah 84401 



