In my GeoArsenal:
My Flippin' Sweet Trimble Hip pack
100% Deet Bug Spray (Actually, 98% deet, 2% other ingredients, not as advertised
SPF 50 Sunblock I picked up at a job fair.
My Nikon Sextant, of which I have not yet found a practical use, it was given to me.
My cheap spotting scopes for scouting out wildlife and elusive muggles.
My GeoSwag
My Trusty Gerber Multi-Tool
A Sharpie, Pencil, and my 2 pens
My Garmin ETrex Legend
Spare AA's
My Rite-in-the-Rain Field book (Waterproof, of course!)
My handy-dandy deluxe Tweezers
My .50 Caliber Nerf Blaster, in case I meet a rabid beaver or pesky children!