But lost amid the hype swirling in fishing circles when the photo of this opah trifecta surfaced on the Excel Sportfishing Facebook page was that one of the moonfish, a 181-pounder caught by Joe Ludlow, is 18 pounds heavier than the existing world record. The International Game Fish Association lists as the all-tackle world record a 163-pound opah caught in October 1998 off San Luis Obispo in Central California.