FISHWAYS. 



1045 



VARIOUS FISHWAY DESIGNS. 

 I. INCLINED PLANE SYSTEM. 



Figures i to 11 show a more or less sinuous course for the water current 

 down an inchned plane, to retard the current velocity. 



I 



rr^ 



w 



v^ 



^7^ 



I 



/'/7/7 



Fig. I. — Roberts. 



"a' 





Fig. 2. — Smith. 



M.'.^.V'.'.'.VW.'.V'.^TT^'JW 



■5ec//o/r//.-3. 



Sec//o/7^.-3. 



F/ar. 



Fig. 3. — Wheeler. 



