260 Modern Fishculture in Presh and Salt Water. 



through the rubber pipe C is regulated. E is the 

 "hatcher" with a wire cloth bottom at F. The water 

 enters at D and strikes a distributer, Fig. 2 H, passes 

 up through the wire on which the eggs lay, and out 



through the spout G, which is provided with a strain- 

 er. Fig 3 is the arrangement of a gang of hatchers, 

 each one hung so as to swing on a frame ; the frame 

 also can be hung instead of standing upon legs if 

 thought advisable. By means of No. i a valuable 

 series of experiments can be made with water at dif- 

 ferent temperatures, and so it can be accurately de- 



