Specifically coming to a country to dive with sharks can generate millions of dollars in revenue. just before her first dive with sharks, canadian tourist carrie tells us she's been terrified of them ever since seeing jaws. >> i watched the movie very young and i was even afraid to swim in pools, let alone an ocean. this is a challenge to overcome. >> reporter: guides spearfish to attract the sharks but are careful to use the minimum bait necessary. they say they have never had an attack involving a client or guide, and people who come to dive here gain a new perspective on sharks. it's the my...