84 Trout Culture. 



and tracing the nests by the arrangement of the 

 gravel, root them up, and ruthlessly destroy the 

 e SS s f their predecessors, only anxious to 

 secure progeny of their own. 



We believe it would be wise, therefore, except 

 where there is very ample room and accommo- 

 dation for all the pairs of fishes to spawn on 

 their own ground, and at their own time, to 

 strip a number of females, even if the eggs 

 are not wanted for artificial breeding. The 

 males, too, might also be so treated, as, if there 

 be a superfluity of them, the deaths through 

 fighting are sure to be numerous. The under 

 jaw of the male trout becomes hooked at 

 spawning time, like that of the salmon, although 

 not to the same extent ; and fights of a very 

 sanguinary character frequently take place. This 

 plan need never be thought of where eggs are 

 artificially hatched, as this system sufficiently 

 depletes the occupants of the spawning ground ; 

 since those whose object has been obtained, 



