Ana Sirovic, Texas A&M University Galveston, Galveston, TX, United States, Megan Wood, Texas A&M University Galveston, Galveston, United States, Joseph D Warren, Stony Brook University, Stony Brook, NY, United States, Kathleen Stafford, University of Washington, Seattle, WA, United States and Brian Miller, Australian Antarctic Division, Kingston, TAS, Australia