The ornamental design for a multiple armfishingrig, as shown and described.
FIG. 1 is a perspective view of the multiple arm fishing rig with the arms spaced from each other;
FIG. 2 is an elevation view of a first side of the multiple arm fishing rig showing a center arm and the two nearest lateral arms. The opposite side of the lure would be a mirror image of the FIG. 2;
FIG. 3 is a top plan view of the multiple arm fishing rig showing a center arm and the two uppermost arms;
FIG. 4 is a bottom plan view of the multiple arm fishing rig showing a center arm and the two lowermost arms;
FIG. 5 is a front elevation view of the multiple arm fishing rig showing the arms spaced from each other; and,
FIG. 6 is a rear elevation view of the multiple arm fishing rig showing the arms spaced from each other.