136 THE CHOICE OF A FLY. 



different in form, colour or size ; even under the finest 

 conditions an abnormally large fly will at times take 

 fish after the finest flies of small size have been ignored. 

 When fishing for sea trout under fine conditions, brown 

 trout are frequently taken, the fly selected for brown 

 trout would be many sizes less than the one in use at 

 the time. 



