Hunting is an inherently dangerous activity. Now you are talking about duck hunting from a boat in flooded areas. Putting aside the legality, this seems particularly fraught with danger. Underwater hazards will not be marked. So let's say you are legally trespassing during a flood on my land. If...
Don't pick a fight with the anti-Dave Ramsey folks, they are like cyclists with matching spandex, ardent IPA conesuirs, that only use crossbows while hunting over fence lines.