REARING THE YOUNG FRY. 209 



eddy. On examination they appeared to be perfectly 

 lifeless ; but they did not ■ — and this is the singular 

 part of it — they did not change color, as dead fry of 

 this age invariably do. The next day, and for two or 

 three days, they continued to look like live fish as 

 they lay still in the water, and to appear like dead 

 fish when more closely examined. After three or 

 four days one or more white spots were seen near the 

 heart, and these finally extended all over the body; 

 but the entire white change did not come on for a 

 number of days, and always began internally and 

 worked outwards. Sixty or seventy were affected in 

 this way. All died ; but the others in the com- 

 partment did not seem to suffer at all, and remained 

 alive and well. 



Section IV. — Filling Orders for Young Fry. 



Filling orders for young fry in the spring is part 

 of the trout-breeder's business, and promises to con- 

 tinue to be, on the principle that people will buy their 

 young fish to save hatching them, as people buy young 

 cabbage-plants and tomatoes to save starting them. 



A few words about sending off the young fish may 

 be of service to the beginner. 



The first thing to do in preparing to fill an order 

 for young fry is to arrange temporary boxes to put 

 them into after they are counted. These boxes should 

 have a stream of water running through them, should 

 be provided with an ample screen for an outlet, and 

 should be light and portable, so that they can be 

 lifted, and the fish and water poured from them when 



