Douglas Toomey, University of Oregon (IMAGE) University of Oregon Caption Douglas R. Toomey, a geophysicist at the University of Oregon, was part of a team that used seismic imaging to study mantle plate separation under the Galapagos Islands. The team found the mantle plume, but in a place far from where computer models indicated it should be located. Credit University of Oregon 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.