These maps (photos) are amazing -- it's almost cheating!
You can get a pretty good idea of where there will be camping above Bullfrog -- usually at the head of some of the side canyons.
Thanks for the info. I expect Moki gets a lot of motor traffic because it is right across from Bullfrog Marina (and looks beautiful). My inclination is to spend time above there, but it may just be my imagination that motor traffic will be less a bit higher up.