and changing of the light on the vision of 

 fishes we cannot know, but the results, as 

 measured by the catch, are almost invari- 

 ably satisfactory. The following are 

 some extracts from letters touching on 

 the point : 



"Late in March, or early in April, I 

 have supposed gleams of sunshine to have 

 encouraged fish to take the fly, but this 

 may have only meant that it rendered the 

 artificial fly more visible, or else that it 

 may have brought out the natural fly in 

 sufficient numbers to make it worth while 

 for the trout to turn their attention in 

 that direction." (C. C.) 



" Sunshine, broken, is good on the 

 Bucks Chess and Coin." (J. J. D.) 



" Bright intervals of sunshine are good 

 for loch-trout in Orkney. If generally 

 bright, a passing cloud will often make 

 the fish take. If generally dull, a glint of 

 sun has the same effect." (A. M. S. G.) 



" Trout-fishing in the Loch of Girlsta 

 (Shetland) is better for occasional bright 

 glimpses of sunshine, as well as in Ting- 



