CONTENTS 



PART I 

 DRY FLIES 



CHAPTER I 



PAGE 



INTRODUCTORY 3 



CHAPTER II 

 COLOUR PERCEPTION IN FISH 14 



CHAPTER III 



How TO DRESS FLIES WITH THE WINGS IN THE NATURAL 



POSITION 29 



CHAPTER IV 

 THE ALDER-FLY 41 



CHAPTER V 



CADDIS-FLIES 45 



CHAPTER VI 

 PERLIDJ? 54 



CHAPTER VII 



PlPTERA KQ 



