A) A decoy or 5 floated out too far for me to retrieve by hand without taking water over the top of my waders.
B) I'm being a sissy-boy that day because it's too cold and I don't want to get into the water.
No matter the reason, if you are a serious duck hunter you owe it to yourself to go down to your local Ace, Home Depot or Lowes and spend $12 in PVC and glue. Heck, I'm betting most of y'all already have scarp parts around the garage.
I made it with 1/2" pvc.
Get after it!
Oh, and if your rope is not long enough... see below:
*Do NOT try this at home. These are obviously trained professionals.