Figure 1. — Map of the study area. 



The Bureau of Commercial Fisheries began 

 studies to evaluate the passage of fish by 

 the new fishway in the spring of I960 and con- 

 tinued observations through 1963. This paper 

 is a report of the observations made during 

 this period. 



DESIGN OF THE SNAKE ISLAND FISHWAY 



The Snake Island fishway is located on 

 Snake Island, near midstream at Little Falls 

 Dam (fig. Z). This vertical-baffle fishway has 

 12 pools, each 10 feet long by 8 feet wide. 



