176 SALMONIA. 



necessary to know as the change of flies for 

 change of weather ; I allude to the different 

 kinds of fly to be used in particular pools, and 

 even for particular parts of pools. You have 

 fished in this deep pool ; and if you were to 

 change it for a shallower one, such as that 

 above, it would be proper to use smaller flies 

 of the same colour ; and in a pool still deeper, 

 larger flies ; likewise in the rough rapid at the 

 top, a larger fly may be used than below at 

 the tail of the water ; and in the Tweed or 

 Tay, I have often changed my fly thrice in the 

 same pool, and sometimes with success using 

 three different flies for the top, middle, and bot- 

 tom. I remember, that when I first saw Lord 

 Somerville adopt this fashion, I thought there 

 was fancy in it; but experience soon proved 

 to me how accomplished a salmon fisher was 

 my excellent and lamented friend, and I 

 adopted the lesson he taught me, and with 

 good results, in all bright waters. 



POIET. I will try the correctness of your 

 principle. Look at the fly now on my line ; 

 where would you recommend me to cast it? 



HAL. It is a large gaudy fly, and is fit for 



