REARING THE YOUNG FRY. 165 



next chapter, and also in the one on the diseases of 

 young trout. 



SECTION II. WHAT TO DO TO MAKE YOUNG 

 TROUT LIVE. 



i. Have healthy, well-fed breeders. When a young 

 trout drops down dead during the first few months of 

 his life, a beginner is apt to think that the cause origi- 

 nated the same day or the same week, which is as 

 unphilosophical as to suppose that deaths among the 

 human race, resulting from feeble constitutions or 

 hereditary consumption, were caused by something 

 that happened the day or the week on which the death 

 occurred. 



To discover and remove the causes of death among 

 young trout, we must go back of the young fish's life, 

 back of the eggs themselves, to the breeders which 

 produced the eggs. This is self-evident, and yet it is 

 often overlooked. In order to have healthy fry, you 

 must have healthy eggs. To secure healthy eggs, you 

 must have healthy, well-fed breeders. The progeny of 

 puny, half-starved, half-suffocated fish cannot be as 

 strong and healthy as those of well-grown, well-fed fish, 

 with plenty of range and water. Therefore, if you 

 want your young trout to live, give your breeders a 

 good supply of water, feed them well and regularly, 

 and keep them in good condition, especially from May 

 to November. 



Large eggs, on the whole, are better than small ones. 

 They produce larger fish ; and, other things being equal, 



