Alvin Submersible (IMAGE) University of Texas at Austin Caption Researchers from UT Austin used the Alvin submersible to collect sediment samples and microbes from 2000m deep in the Gulf of California. Credit Brett Baker Usage Restrictions None License Original 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.