188 SALMONIA. 



imitated by a hen pheasant's wing feather, 

 a grey or red hackle for legs, and a dark 

 peacock's harle, or dark hare's ear fur, for 

 the body. The same kind of fly, of a larger 

 size, with paler wings, kills well in the even- 

 ing, through May or June. The imitation 

 of a water insect called the spider fly, with 

 a lead-coloured body and woodcock's wings, 

 is said to be a killing bait, on this and other 

 rivers, in the end of April and beginning of 

 May; but I never happened to see it on the 

 water. The dark alder fly, in May and 

 June, is taken greedily by the fish : it is 

 imitated by a dark-shaded pheasant's wing, 

 black hackle for legs, and a peacock's harle, 

 ribbed with red silk, for the body. At this 

 season, and in July, imitations of the black 

 and red palmer worms, which I believe are 

 taken for black or brown, or red beetles or 

 cockchafFers, kill well; and, in dark wea- 

 ther, there are usually very light duns on 

 the water. In August, imitations of the 

 house fly and blue bottle, and the red and 

 black ant fly, are taken, and are particularly 

 killing after floods in autumn, when great 



