Scalloped hammerhead shark tagged (IMAGE) New England Aquarium Caption MCAF Fellow Andrés López holds a scalloped hammerhead shark that has been tagged and is about to be released. Andrés is Co-Founder and Director of Misión Tiburón, a nonprofit organization whose work led to the declared the Wetlands of Golfo Dulce as a Scalloped Hammerhead Shark Sanctuary, the first shark sanctuary of Costa Rica . Credit David Garcia/Misión Tiburón Usage Restrictions Photo for use only in conjunction with press release. 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.