84 FISH CULTURE 



After the sacs of the fish have been absorbed, 

 or after they have reached a size which will 

 not permit of their being retained in the spawn- 

 ing-ponds longer, they must be transferred to 

 the rearing-ponds. By autumn they will be 

 from three to four inches long, and the follow- 

 ing spring they can be sorted and placed in dif- 

 ferent rearing-ponds according to size. Al- 

 though not a carnivorous fish, strictly speak- 

 ing, sorting into sizes is still desirable, as, when 

 all are kept together in one pond, growth is not 

 rapid. 



The rearing-pond should be supplied not only 

 with water plants but also with large quantities 

 of small crustaceans, a favourite food of the 

 carp. They are especially fond of daphnia, 

 hence the growth of this minute creature should 

 be encouraged. But the carp is an omnivorous 

 feeder, and may be given almost anything which 

 comes to hand. They will eagerly devour 

 bread, partly boiled potatoes, turnips, grain, or 

 even chopped young corn-leaves. They will 

 not disdain flesh, as they will eat both lungs and 

 liver. 



When shipping to the market, if the distance 



