Underwater Camera (image) The Earth Institute at Columbia University Share Print E-Mail Caption Study author Timothy Crone (left) prepares to deploy a camera designed to monitor the flow of hydrothermal vents off the US Pacific northwest. He used similar technology to estimate the flow of the gulf oil spill. Credit Photo by Carlos Sanchez, OOI-RSN Enlighten'10 Cruise, University of Washington Usage Restrictions None Share Print E-Mail 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.