CHAPTER IV. 



ON THE PROTECTION OF THE EGGS, AND HATCHING 

 THEM BY ARTIFICIAL MEANS. 



Thus, tlien, Geutlemen and Ladies, I have 

 endeavoured to demonstrate to you the iin- 

 •nense difficulties wliicli surround on all sides 

 the eggs of salmon, trout, and other fish, ^Yhen 

 deposited in their natural state by the parent 

 fish. I wish now to show you how these 

 difficulties are to be obviated, and how human 

 care can be brought to bear upon the eggs of 

 these really valuable animals. 



Instead, therefore, of allowing the ova to 

 be deposited in the natural nest, we catch 



