Biological Research and Information on Deep-Sea Habitats and Adaptations Paul H. Yancey, Ph.D. Emeritus Professor of Biology and Senior Research Scientist, Whitman College, Walla Walla, Washington, USA Updated 24 Feb. 2024: incl. U.N. High Seas Treaty and new record depth for snailfish 2019 Project: FIVE DEEPS Expedition to Southern Ocean, Jan.-Feb. 2019: Successful Sub and Lander exploration Feb.