174 FISH HATCHING. 



ments of eggs of various fish from Huningue, 

 and they have arrived in perfect safety. 



The newly-taken eggs are placed in their 

 hatching-boxes at Huningue, and there al- 

 lowed to develop themselves till the eyes of 

 the fish are plainly seen in the egg (see 

 Frontispiece). Then, and not till then, can 

 you move the eggs. If you attempt to do 

 so before the ej^e is seen they will most 

 assuredly die. Wait, therefore, till you see 

 the eyes developed in the eggs you wish to 

 send away. 



The following is the best mode of proceed- 

 ing : — Procure some wide-mouthed bottles, 

 three or four inches high — common pickle- 

 bottles or tumblers will do very well ; — place 

 at the bottom of the bottle or tumbler a 

 layer of fresh moss (this must have been 



