5O SPAWNING GROUNDS. 



ferent rivers. This is one of the laws of nature which, 

 if it were otherwise, too many fish might go into one 

 river, and leave others deficient of stock, whilst we 

 know they distribute themselves with marvellous uni- 

 formity over every portion of every river, to the ex- 

 tent of its breeding capabilities, and where new 

 breeding-ground has been added, by the removal of 

 natural or artificial obstructions, the salmon extends 

 its operations to the extent of these new streams, and 

 soon occupies every available portion of every river 

 that is accessible. 



