For those resilient anglers who can tolerate the sweltering heat, mosquitoes and sunburn that often are part of summer fishing, this season provides excellent opportunities for hooking lots of big crappie. Unfortunately, many hot-weather crappie outings end in failure. Why? Mainly because anglers insist on using the same fishing methods they use during the crappie’s spring spawning season, and these methods rarely entice slabs when the water is as hot as a jacuzzi. Success comes only to those anglers who…