Shooter Card is an avid fisherman with military surival skills. Left his car near a boat launch. Could have taken the boat across the river to another mode of transport. Apparently, the river prevents going any distance upriver (rapids) or downriver (dam). I’m guessing he is still on the run.
You may well be right.
For a lefties pov :
https://youtu.be/9e85YhWMFuI?si=IROchTteRbQ_Xo4x
What interested me is this guy saying the family is well known and people avoid them.