BOTTOM FISH FOOD IN LAKES IN RELATION 

 TO WHY TROUT DON'T TAKE FLIES 



Here we have a condition that is simpHcity it- 

 self, yet it has puzzled and vexed manj^ anglers 

 whose conservative ideas never take a turn, and 

 who reason the matter trying to solve a problem 

 that is as plain as plain can be. It is the first and 

 most important thing for the angler to learn that 

 the fish in each body of water (large pond or lake), 

 whether rainbows, brown or brook trout, or even 

 a combination of them, almost invariably feed 

 upon one species of fish or other food. Sometimes 

 it happens to be young bullheads, of which parts 

 of the lake are a living mass. In other lakes I have 

 found the bed to be covered with young sunfish, 



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