The Eleventh Plague Arrives Moses couldn't have known about the Hex or he would have dispensed with the locusts and if you fish the spinner fall, you'd better wear a hard hat. The Hex, Great Olive Winged Drake or Hexagenia Limbata is one of the world's largest mayflies, emerges any time between mid June and mid July and draws anglers from far and wide to fish Michigan's famous Au Sable river. |