Planting Fishes in the Ocean 



717 



Female Lobster, Showing Eggs Attached to the Swimmerets 

 The eggs are thus carried externally for 9 or 10 months 



is completed. Pollock eggs are obtained 

 from the boats of the market fishermen. 

 The pollock is an excellent food fish, 

 caught in immense quantities, and its 

 artificial propagation is being conducted 

 on an increasingly extensive scale. 



The several hundred million eggs of 

 the winter flounder that are now incu- 

 bated each season are deposited naturall}' 

 by captive fish held at the hatcheries in 

 tanks of running water. The fish spawn 

 at night, and practically a hundred per 



cent of their eggs are fertilized and 

 hatched. Under the most favorable nat- 

 ural conditions a large percentage neces- 

 sarily escape fertilization, many are de- 

 voured by other fishes, and many are 

 washed ashore, 



SAVING TI-IE LOBSTlvR FROM EXTER- 

 JI I NATION 



The operations of the Bureau of Fish- 

 eries in behalf of the lobster fishery are 

 of the most beneficent character. Not- 



