Shark Tourism (image) University of British Columbia Caption A UBC study shows shark tourism currently generates more than US$314 million annually and is expected to more than double in the next 20 years. Credit Shawn Heinrichs Usage Restrictions Usage to accompany news stories with due credit. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.