I read this about a fall spawn. You never know what "Mother Nature" will do.

Over the years, we’d heard reports of bass and crappies spawning in fall, but this had never been scientifically documented until biologists with the Florida Fish and Wildlife Conservation Commission found small juvenile crappies in their fall sampling at Orange Lake. Curious about their origin, they collected more samples and aged the young fish by looking at the daily growth rings on their otoliths.
The 2- and 3-inch crappies they collected in December had hatched between the first and fourth week of October. No good explanation of this phenomenon has been forthcoming, though rising water levels in fall were considered a possible trigger.


Read more: Crappie Science - In-Fisherman