Coral Cod (IMAGE) Wildlife Conservation Society Caption A new study says that more than 17,000 marine species worldwide remain largely unprotected, with the US among the bottom in supporting formal marine protected areas (MPAs) that could safeguard marine biodiversity. Credit University of Queensland 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.