r> 



successful fellows, till near enough to the 



34° , 



top to leap over. 



"*~ Here, as indeed in most falls, one may 

 ^ a/ iiu/jisu//yj Q otice a curious rhythmic movement of the 



water. It rarely pours over the falls in an 

 even flood, but rather in a succession of 

 spurts, with slower and lighter movements 

 between ; so that, both by eye and ear, one 

 gets the impression of throbbing in the water's 

 movement, as if the river were only one of 

 many arteries, and somewhere behind them 

 all a great heart were beating and driving 

 the waters onward in slow, regular, mighty 

 pulsations. Undoubtedly the salmon make 

 use of this fact, resting near the top of the 

 rock for a slower and lighter movement of 

 the water, when they throw themselves over 

 the brim of the falls and so avoid being swept 

 away after accomplishing the most difficult 

 and dangerous part of their journey. 



Desperate as it is, this is probably the 

 method used on other rivers where salmon 

 surmount a waterfall which is plainly too 

 high to leap. Dr. El wood Worcester, of Bos- 

 ton, writes me that while salmon fishing on 



