TROUT BREEDING. 89 



forty years, recognised the importance of this industry, and, 

 by giving it a generous monetary support, enabled the United 

 States Fish Commissioners to establish and provide many 

 important fish hatcheries throughout the States. Mr. Living- 

 stone Stone, a deputy Fish Commissioner of the United 

 States, has written a book entitled " Domesticated Trout," 

 which, though originally published some years ago, is written 

 up-to-date, and in its latest edition* may be regarded as a 

 standard work of the greatest interest and value ; indeed, it 

 is impossible to read this charming study without becoming 

 deeply interested, not only in the trout, but in the possibilities 

 of their wonderful and scientific cultivation. 



Trout farms are becoming numerous in England, and 

 I wish to impress on the student the advisability of not 

 only reading and studying the literature of trout breeding, 

 but, by personal visits to every trout rearing establishment 

 in his vicinity, gaining a practical knowledge of the fish on 

 which he will in the future rely for his most beloved and 

 exciting sport. 



It is of the utmost importance to secure strong and 

 healthily reared yearlings and two year old fish for all 

 streams, lakes, and ponds which are being restocked, and 

 the more nearly the conditions in which the fry, the yearlings 

 and the two year old fish are reared, approach those of 

 nature, the better will the results be. Mr. Stone, guided by his 

 own experience and those of every trout breeding establishment 



* Published by the " Fishing Gazette, Ltd.," see page vii. 



