sifting are given to the fr_\- during the first 10 days or 2 weeks of their swimming life; then 

 larger ones, adapted for the increasing size of the fisli, are prox'ided. If for any reason tlie 

 living natural food can not be given, the cooked _\olk of hen's eggs nia_\- ba furnished as a suljstitute. 



Feeding Entomostraca to Yolng Goldfish in Concrete Ponds 



Thirty days after issuing from the egg, the fry, having then reached the size of a rice grain, 

 are transferred to a mud pond teeming with living food and containing no other goldfish and 

 no destructive animals. The abundance of these crustaceans sometimes is extraordinarv ; tlie author 



68 



