This data set was acquired with a Sippican T-7 XBT Expendable Probe during Marcus G. Langseth expedition MGL1206 conducted in 2012 (Chief Scientist: Dr. Jun Korenaga). These data files are of Sippican MK21 Export Data File format and include Sound Velocity and Temperature data that have not been processed. Data were acquired as part of the project(s): Collaborative Research: Geophysical Constraints on Mechanisms of Ocean Plateau Formation from Shatsky Rise, Northwest Pacific, and funding was provided by NSF grant(s): OCE09-26611 and OCE09-27001.