Swimmers cautioned after shark sightings
Beaches in Chatham are open to swimmers, but they're being warned that humans won't be the only ones in the water.
Several Great White sharks have been spotted off South Beach. At least one has been tagged.
Bill Chaprales has been working with Woods Hole scientists tagging the sharks. He tells WBZ radio that the shark he tagged was 50 feet from shore.
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Officials in Chatham say the beaches remain open, but advise people to pay attention to what's going on int he water, particularly off South Beach and North Beach Island.
Click here to see the local notice issued by the Town of Chatham.
