270 FISH CULTUEE 



uous inflow and outflow for either brood-fish 

 ponds or fry-ponds is not imperative if they 

 contain plants. 



Feeding. — The feeding of adult fish is not as 

 difficult as might be imagined. Of course the 

 very best food is daphnia, which can generally 

 be secured in still-water ponds in which there 

 are no fish. I believe there would be compara- 

 tively little difficulty ia raising daphnia, by coat- 

 ing the bottom of the pond with soil bountifully 

 mixed with cow or sheep manure. Dry crumbled 

 bread makes an excellent fish-food, and it is 

 not a difficult matter to secure recipes for pre- 

 pared foods. The following is said to be ex- 

 cellent: One handful of earth worms; half a 

 pound of salt cod-fish boiled; one ounce fresh 

 ant-eggs ; one ounce of fibre meat ; two eggs un- 

 cooked, including the shells ; one pound of com 

 meal, very fine; a quarter of a pound of rice 

 flour, very fine; one package of gem of wheat; 

 a quarter of a pound of yellow pea flour ; quar- 

 ter-ounce of table salt ; quarter-ounce of epsom 

 salts; one cup of ox blood and one pint of 

 daphnia. Chop the worms very fine ; crush the 

 shells of the eggs to powder; mix the various 



