shark and they re only rare visitors to our water. so more than likely, it was a bull shark or a tiger shark, but we ll see after the examination. jane: and it s more than one, spectators said? the observations of the residueer rescuer means that there was more than one shark in the area. that does not equate to more than one attack. so again, until we are able to examine the body we won t know whether only one shark was involved or if the others were just around him. jane: can you describe mr. burgess how rare this is in this area? a shark attack is a relatively rare phenomenon, and shark fatalities even rarer, still. worldwide each year, there are on average four fatalities, so as you can see, this is extremely unusual considering the billions of hours spent in the water by folks. in florida, a fatal shark attacks are once a decade