the tailrace of the Corps of Engineers' hydro- 

 electric plant which enters the river between 

 the bridge and rapids above. About 250 shad 

 were taken by dip net in the lower rapids 

 above the bridge from mid-May to mid-June. 



Anadromous fish did not ascend the river 

 beyond the rapids immediately above the 

 bridge and about 0.8 mile below the falls. 

 Many resident species but no anadromous 

 species were caught with haul seines and 



Figure 3. — Trap installed in the upstream exit channel of the Snake Island flshway to observe passage of fish. 



