WHAT THE FISH SEES 



has a small window, and in deep water much 

 larger. Diagram (Figure 15) shows the distance 



Rsh 



Fig. 15. SIZE OF FISH'S WINDOW 



from the eye of the fish to the edge of his window 

 at different depths. 



I have often noticed how close a dry fly must 

 come to a trout in shallow water to have him take 

 it, and in fact I have a moving picture of a rising 



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