Erik Cordes, chief scientist for the Lophelia II 2008: Deepwater Coral Expedition: Reefs, Rigs, and Wrecks exploration, explains a profile collected by a conductivity-temperature-depth (CTD) meter. The CTD meter will be used to collect data such as temperature and oxygen as a function of depth. Image courtesy of Lophelia II 2008: Deepwater Coral Expedition: Reefs, Rigs, and Wrecks
