You have to love the marine sciences for one reason only - data, lovely, undisputed data.
So when we hear tell of a tagged white shark arriving in Florida's waters that's just a cause for celebration, and then some.
For the folks in Jacksonville it may be the cause for some concern, but fear not:
“We were very pleased to hear that this one had surfaced,” said Catherine Williams, spokeswoman for the Division of Marine Fisheries, which led the tagging project. “We’re expecting that the other four will surface any time between now and the spring, but, of course, there are no guarantees.”