84 BAIT AND FLY FISHING. 



CHAPTER V. 



HAVING in the preceding chapter given an 

 account of the flies that frequent quick- 

 running streams, I will now attempt to de- 

 scribe those which rise from deep, slow- 

 running rivers. 



No. 1. This fly makes its appearance in 

 February, and is the first that rises. It has 

 no prongs, and its wings lie close to its 

 body ; it is of a lead colour, and about five- 

 eighths of an inch long. When it leaves 

 the spawn, it crawls about in the grub state 

 for two months, keeping in old water-courses 

 and back waters ; it then constructs a kind 

 of tubular dwelling from small straws, twigs, 

 and gravel, cemented together. It remains 

 in the grub state for nearly two years, after 

 which it returns to its original form, when 

 it pairs, and deposits its spawn by fluttering 

 over the surface of the water. When in 



