Li Deng (IMAGE) University of Arizona Caption Li Deng, co-first author on the Nature paper, stands on the deck of the research vessel 'Western Flyer' in front of the sampling device used to measure salinity, temperature and depth of the ocean during sample collection. Credit Sullivan Lab Usage Restrictions This visual may only be used in conjunction with reporting/posting of this news release. Image/video credit must be included exactly as indicated. 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.