TROUr-BREEDING IN WINTER 193 



It is well if the buyer of the eggs inquires when 

 they are expected to hatch. After the eyes 

 appear, however, three weeks or a month sees 

 this important change, according to temperature. 

 One morning, as usual, you go to see what prog- 

 ress your ova have made, when you perchance 

 perceive a tiny speck of bright red amongst the 

 eggs of pale coralline tint. On looking closer, 

 and taking this up with a siphon, you are amazed 

 to see that the fish has thrown off the egg and 

 emerged into active, vigorous, energetic life. See 

 how he kicks in the glass with frantic endeavors to 

 get away somewhere. Now it is quiet, and what 

 a wondrous little fellow it is ! What does it look 

 like .'' See, there is a thin streak of almost trans- 

 parent substance with a huge belly, larger, appar- 

 ently, than the egg it has just emerged from. 

 And its length is nearly an inch over all. The 

 stomachic appendage seems composed of some 

 gelatinous liquid, in which the tiny oil globules 

 before referred to seem to float. And see the 

 bright red spot near the head. What is that '>. 

 It is the heart, dear reader, that as we look at it 

 through our lens is visibly pumping the life fluid 

 through these tiny coral-like veins, that ramify 



