Here is a quick camelbak survival hack that I think you will like, and it's something that I've used to cross many waterways of all different types. I first figured this tactic out when swimming across rivers while fishing. I'd see a good fishing spot and want to get across to get to the best spots but also wanted to be safe. So I came up with this method to help me, since it's an item I always seem to carry on me.The Camelbak is a water bladder