OK, so I was born in Palm Beach Florida (technically West Palm Beach as no hospitals over on the Island) and I'd never heard of or seen Spinner Sharks until my last visit down last week for my Dad's memorial. Kind of amazing to see these beasts leaping about in the ocean. Plenty of time spent on and near the ocean . . . this was new to me. Here's a youtube video I found that gives you an idea:
You are welcome!