A dog debris scoop preferably includes a tubular entrance member, a tubular rear member and a carrying ring. The tubular entrance member preferably includes a top wall, two opposing side walls and a bottom wall. A pair of opposing bag slots are formed in the two opposing side walls. A ring projection is formed on an outer surface of the top wall to receive the carrying ring. An inside perimeter of the front rim projection is sized to receive the outside perimeter of the rear rim projection. The pair of opposing retention fingers extend forward from opposing sides of the tubular rear member past a front thereof. An inside distance between opposing inside surfaces of the pair of opposing attachment fingers are sized to receive the tubular entrance member.