A decoy collapsible base and frame that floats just below the surface of a body of water. A plurality of fowl shaped bodies defining duck decoys that float are detachably connected to the frame by tether lines. The tether lines are connected to a cam and a tether anchor moveably mounted on the frame. Rotation of the pitman connecting to the tether lines pivots opposing duck decoys resulting in a dunking motion of selectively positioned duck decoys