NOAA TR NMFS SSRF-645 



A UNITED STATES 

 DEPARTMENT OF 

 COMMERCE 

 PUBLICATION 



. t *T or 



V 



NOAA Technical Report NMFS SSRF-645 



U.S. DEPARTMENT OF COMMERCE 



National Oceanic and Atmospheric Administration 



National Marine Fisheries Service 



Traveling Screen for Removal of 

 Debris From Rivers 





DANIEL W. BATES, ERNEST W. MURPHEY, and MARTIN G. BEAM 



Mirtnt Biological Laboratory 

 UBRARV 



sen a 1972 



Woods Hole. :.;ai$. 



SEATTLE, WA. 

 October 1971 



