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Instrument: towed undulating vehicle
Acronym: TUV
External Identifier:
Description
A towed undulating vehicle is a generic class of instruments. See the data set specific information for a detailed description. These are often prototype instrument packages designed to make very specific measurements.
The Acrobat is a winged instrument platform that cycles between the surface and 60 m as it is towed behind a ship traveling at speeds of 5 to 8 knots. It is equipped with a SeaBird 49 FastCAT CTD (temperature, conductivity, and pressure) and a Wetlabs EcoPUCK optical sensor (chlorophyll a, colored dissolved organic matter (CDOM), and backscatter). The ACROBAT system has been used to map submesoscale features (fronts, eddies and filaments) and provides a real-time data feed via a faired Kevlar cable to the vehicle operator. The ACROBAT enables adaptive sampling of features of interest and detailed mapping of the upper ocean without aliasing due to tides.
The ECOShuttle is a towed undulating vehicle based on the Nu-Shuttle with CTD and dissolved oxygen sensor and is used to measure in-situ data including Temperature, Salinity and Depth.
SeaSciences Acrobat is a towed undulated vehicle (TUV) carrying an instrument package.
Cross-shelf survey were obtained using a SeaBird CTD package instrumented with SeaBird temperature, salinity, and dissolved oxygen sensors; SeaPoint chlorophyll and CDOM fluorescence and turbidity sensors; and a Brooke-Ocean Laser Optical Plankton Counter (LOPC) for plankton size spectra from 0.1 mm to 35 mm.