It is a term my fishing buddies and I have adopted over the years. It refers specifically to Brown Trout, and it is an attempt to describe their behaviour when they are prevalent, on the feed, and generally visible to the observant flyfisher. Browns, as we all know, are fickle things. They have a habit of disappearing, both in stillwater and in streams. Their apparent disappearance is a very common cause of comments about inadequate stocking, or the catastrophic effects of a drought, or deep suspicions and conspiracy theories about sinister fish-kills. I too have fallen for their tricks and