GEOTRACES EPZT GT13 TN303 GT-C CTD DownCasts 20141030ODU PIs: Moffett, et al Version: 30 October 2014 SMDEPTH IS SAUNDERS-MANTYLA DEPTH (INTEGRATED; USES DYNAMIC HEIGHT) FMDEPTH IS FOFONOFF-MILLARD DEPTH (NON-INTEGRATED; ALSO USED BY SBE)