CHAPTER III 



Hints to the student Hasty judgments The natural fly The 

 Ephemeridae The Trichoptera The Perlidse The Sialidee 

 The Diptera The rise The best time to fish The evening 

 rise Keeping the line clear Changing the fly after dark 

 Fishing by moonlight Bulging trout The senses of a trout 

 The vision of a trout. 



HINTS TO THE STUDENT 



IT is of no use to read books in order to determine your 

 actions when actually fishing. Common-sense is the 

 most valuable guide. No two days are alike, and at 

 each step the fisherman is confronted with an abso- 

 lutely new combination of circumstances. This is 

 perhaps one of the greatest charms of dry fly fishing. 

 To read is good, because it shows from the personal 

 knowledge of others that no two experiences of the same 

 writer are absolutely alike, and no hard-and-fast axioms 

 of fishing lore can invariably be followed. The atten- 

 dant circumstances must guide the immediate actions 

 of the moment. 



HASTY JUDGMENTS 



Always be charitable ; never discredit a reputed trout 

 stream because you have been unlucky on one or two 



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