ON FISH TO BE ACCLIMATIZED. 135 



CHAPTER VII. 



ON FISH TO BE ACCLIMATIZED. 



At this point occurs a momentous question, viz. 

 what fish are there which we can with advantage in- 

 troduce into our rivers, that are entirely strange to 

 them. And I shall make, perhaps, a somewhat sweep- 

 ing assertion, when I aver that we have possibly too 

 many in them already, as many of the coarser kinds 

 beincr to an extent destructive to the better class of 

 fish, we could well spare them ; and beyond those I 

 have already mentioned, there are few, if any, which 

 it would be worth our while to introduce into our 

 first-class rivers. We have already the best fresh- 

 water fish in the world in our salmonidse ; there is 

 but one member of the salmonidse, if we except the 

 Coregoni, and the Northern charr, of any consequence 

 left for us to introduce, and that is the Huchen. The 

 huchen is said to be a very voracious, fish, and among 

 the small fry of fish particularly so. It is, moreover, 

 of little comparative value for the table, and when 

 much fished for it readily becomes a very shy fish to 



