Usually guys with your skill set like to eat bugs; I don't get that dude.
Let's go Matt; we aren't strolling through Central Park here.
I ran across a rattlesnake once in New Mexico, you know what I did with it, chopped its head off and we ate it.
My whole philosophy in survival is to take down brush as soon as you get in a situation.
The same water that will kill you, drown you, give you hypothermia is the same water that will help you survive.
At the top of my list for terrain that I hate navigating through, it is definitely the mangrove.