Hydrothermal Sulfide Spire (IMAGE) U.S. National Science Foundation Caption This is a hydrothermal sulfide spire at Endeavor Segment, Juan de Fuca Ridge in the Pacific Ocean. Credit Bruce Strickrott/WHOI 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.