FISH-BREEDING. 



469 



Trout may be procured by observing them in the brook 

 rhen preparing to spawn ; they should' be taken in nets, and 

 smoved as carefully as possible. A less number of males 

 ban females are required, as the milt of one male will fecun- 

 ate the eggs from three or four females. Care should be 

 iken in selecting fish that are well advanced. The mere 

 ressure in handling will cause the roe or milt to start, if 

 ufficiently mature ; if it is not, the fish may be placed in a 

 ink conveniently near, supplied with' running water, and 

 xamined daily until the proper time arrives. 



The vessel for the reception of the spawn may be of earth- 

 nware, wood, glass, or tinned iron, and should have a flat 

 ottom as wide as its top. After having washed it clean, it 

 bould have one or two pints of clear water poured in. The 

 ext process is 



To Express the Spawn. — The female fish is taken by the 

 lead and throat with the left hand, while the right hand, its 



