I suspect that you were using Crappie carcasses for crab bait. My extensive crabbing experience rate any non-oily, freshwater fish as very low productivity. Better alternatives would be: mullet, shad, ladyfish, trout, reds, lizardfish etc. ie- fresh, bloody, oily carcasses are best. Even store bought chicken legs/thighs are decent enough to substitute. Just so you know, starting 2020, all recreational crabbers need to register with FWC (free) to obtain an assigned number ID.

u2s