This data set was acquired with a Sippican Deep Blue XBT Expendable Probe during Thomas G. Thompson expedition TN265 conducted in 2011 (Chief Scientist: Dr. Christopher Romsos). 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): NSF Cascadia Initiative Bathymetric Survey for OBS Deployment, and funding was provided by NSF grant(s): OCE11-37986.