Luc Rainville¹, Craig Lee², Jason I Gobat¹, James B Girton², Pierre Dutrieux³, Knut A Christianson⁴, Tae-Wan Kim⁵ and SangHoon Lee⁵, (1)University of Washington, Seattle, WA, United States, (2)Univ Washington, Seattle, WA, United States, (3)British Antarctic Survey, Cambridge, United Kingdom, (4)University of Washington, Earth and Space Sciences, Seattle, WA, United States, (5)KOPRI Korea Polar Research Institute, Incheon, Korea, Republic of (South)