A crew of researchers and fishermen are tagging great white sharks off Cape Cod in a unique way. The real-time satellite tag tracks the shark each time its dorsal fin breaks the surface, plotting its ... more 
A crew of researchers and fishermen are tagging great white sharks off Cape Cod in a unique way. The real-time satellite tag tracks the shark each time its dorsal fin breaks the surface, plotting its location on an online map. (Sept. 18) less 
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Tue, Sep 18, 2012 3:27 AM EDT