Lauren Kipp, a chemical oceanographer from Nansen and Amundsen Basins Observational System (NABOS), collects a radium sample from a subsurface mooring while aboard U.S. Coast Guard Cutter Healy (WAGB 20) on Sep. 17, 2023. The Healy is deployed to the Arctic region to support operational and environmental research. (U.S. Department of Defense photo by Sgt. Carter Acton)