I'm a die hard saltwater light fisherman..With that said I am intending to Do the same on Freshwater night light fishing.I have several set up Underwater LED with 100+ Leds//the typical round white foam with headlight only have replaced bulb with 5 oznium super bright leds/ 2 and 4 ft fluorescent green light/several single and double 1000w 115vac spot lights and a couple generators..Got it all had and used for yrs...Ok now for ??? what kind of water to set up in for Crappie (depth,location, time of year,) Do I need to set up on structure or open water..I need to know it all so share what you can ..THX