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Ocean Observation: Gliders, Buoys & Sub-Surface Networks

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Monitoring monitoring device carrying sensors that collect real-time data form was capable of managing the currents and the speed/ on temperature, conductivity (salinity), turbidity, dissolved distance requirements to operate successfully in the DKP en- oxygen and chlorophyll. vironment. Also, to ensure that the vessel would work suc-

The SeaTrac ASV was launched from the public boat ramp cessfully as a water quality data collection platform.

in Plymouth and towed out of the harbor. During the mission, data from the YSI sonde was logged on the ASV and simul- • Power and Speed: The SeaTrac ASV had plenty of power taneously sent back to shore through the three wireless links to support the sensor in this application, and the 3.25 kts of available: line of sight RF, cellular and Iridium, and saved to cruise was suf? cient to collect data over the entire embay- dedicated database servers. With this system, the team on- ment.

shore was able to track live progress, as well as go back and • Launch and Recovery: The public boat ramp in Plym- review any historical data at any time. outh is large and well-built and resulted in a straight forward

For SeaTrac, the goal of the mission was to see if the plat- launch and recovery using the standard trailer for the ASV.


Images: MA DMF

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