Oh, I would never assume no one is around.I appreciate the advice. I'll be careful (if I draw a tag!)
I used to metal detect as a hobby a fair bit. I was very honest about making sure I had permission then as well. It is my nature.
I could see where someone (even me?) would be tempted, if having put so much effort and money into a trip, and finding oneself in the middle of a vast expanse of Wyoming, with no one around...
#1: Game wardens set up on hills with spotting scopes and can see for miles.
#2: Most ranchers know exactly when the season dates are in their area and they watch their boundaries closely. Some are pretty bitter due to inconsiderate (or sometimes just unknowing) hunters tresspassing on their place year after year.