DIFFERENCE OF RIVERS. 297 



even to get a brace of fish for my dinner, and 

 those, as well as I recollect, I caught by throw- 

 ing in places which had not been fished before. 

 I ought to mention, that the space of water 

 where this experiment was made did not 

 exceed half a mile in length. I shall now 

 speak of the Agger, which is a much larger 

 and deeper river than the Vockla, and can- 

 not be commanded in any part by a double- 

 handed rod, being at least from forty to sixty 

 yards across. The first time I fished this 

 river, 1 had the same kind of sport as in the 

 Vockla; the second day, under the same fa- 

 vourable circumstances, there were fewer rises 

 than on the first day, but still sufficient to give 

 good sport ; and it was the fourth day before 

 it became difficult to catch a good dish of fish, 

 and necessary to seek new water. The greater 

 depth of the water, and the change of place of 

 the fish, particularly the grayling, explain this, 

 to say nothing of the greater number of fish 

 which the larger river contained. I am, of 

 course, speaking of one of the best periods of 

 fly-fishing, when many large flies, of which 

 imitations are easily found, have been on the 



