Fair enough. I'll ask an analogous question if I may.
Substitute 'make a good investment' for 'catch fish', and I ask you is evaluating what you see and following your instincts, or gathering credible information and using it the basis of your decision making proces?
Trust me here. Don't put your brand new, only had them a day sunnies in your shirt pocket, and then bend over to look in the water whilst fishing from a dock. I did that when I was 17 and salt water fishing.
My guess is there are a lot of people who have not read the unwritten rule book.
With that, it comes down to educating them when they lob up on your shoulder. Offer them a little wisdom by politely explaining that it common courtesy to distance yourself from other anglers by at least 100 m --...
That some anglers reckon that the those fishing already have sussed out where the fish is easily believable. It's as though they couldn't find a fish without someone leading them by the hand.
I also agree that entering the water upstream and that close is a major faux pas.
The Yanks have game wardens who actually have police powers. Poaching, taking undersize fish or game, taking more than the allowed quota, and even mismanagement of edible game or fish are punishable offenders. They take abuses of hunting and fishing laws and privileges very seriously with...