A Shipment of Dried Shark Fins (IMAGE) The Institute for Ocean Conservation Science Caption This is an assortment of dried shark fins in the process of being shipped from Fiji to Hong Kong. Tens of millions of fins are exported from nations around the globe to Asia, where they are used to make shark fin soup. Scientists have found that "zip codes" in the fin's DNA can reveal where the fin came from and thus contribute to improved shark conservation. Credit Institute for Ocean Conservation Science Usage Restrictions None License Licensed content 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.