A portable ground blind having a plurality of pole-supported dual-mesh panels with openings formed along bottom sides of one or more of said panels, providing optimized concealment for the user, while also enhancing the user's ability to see and engage potential targets at multiple locations around the user. The dual-mesh panels include an outer mesh webbing and an inner mesh webbing, the outer mesh webbing having mesh openings of larger size than the mesh openings of the inner mesh webbing. Ghillie threads and/or other concealment enhancement objects are attachable on the outer mesh webbing, increasing the overall concealment of the user and allowing the user to customize the nature of concealment of the portable ground blind.