Instrument: Expendable Bathythermograph

Dataset: 
Instrument Short Name: XBT
(http://vocab.nerc.ac.uk/collection/L05/current/132/)
Instrument Description:

An XBT is an expendable free-fall temperature probe that provides a profile of measured temperature against depth calculated from a fall-rate model. For example, two popular XBT models are the T-5 and T-7 probes from Sippican. More information is available from Lockheed Martin Sippican at URL: http://www.sippican.com/.

PI supplied instrument name: XBT
Dataset-specific description

Lockheed Martin Sippican T6 model XBT