74 AN ANGLER'S SEASON 



resemblance to the March Brown it is in 

 size and even in other respects a variant. 

 This may perhaps be regarded as con- 

 siderable evidence in favour of the belief 

 that an exact effigy is not, or at least not 

 always, the most effective lure when the 

 March Brown is on the water. 



It may be that the explanation of the 

 puzzling fact under notice is not far to 

 seek. The March Brown hardly ever 

 comes out alone. Its rise is nearly always 

 accompanied by the rise of a large dun, 

 a fly to which Greenwell's Glory, Green- 

 well without a red or yellow tag, bears a 

 strong resemblance. Between them the 

 two insects, the brown and the dun, cause 

 great excitement among the trout, which 

 become so ravenous as to be almost fear- 

 less, and do not go down or dart away 

 when you step within the range of 

 their vision. The fish are in a riot of 

 gluttony. It is at least conceivable that 

 a lure which is smaller than the March 

 Brown, and as it were a compromise 

 between it and the grey dun, may strike 



