SST Samantha Martin with the ship’s CTD (conductivity, temperature, and depth sensing instrument) on the deck of NOAA Ship Nancy Foster.
CTD (Conductivity, Temperature, and Depth Sensing Instrument)
Image courtesy of Peter Etnoyer, NOAA National Centers for Coastal Ocean Science. Download larger version (jpg, 250 KB).

SST Samantha Martin with the ship’s CTD (conductivity, temperature, and depth sensing instrument) on the deck of NOAA Ship Nancy Foster.

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