Resource Type
Video
Region
Arctic
Completion Time
Less than 1 period
Grade
All Aged
Expeditions
Link
Related Members
Conducting a CTD cast aboard the USCGC Healy. Launched from the starboard A-frame, this device measures Conductivity (to determine salinity), Temperature, & Depth and returns water samples from user-selected depths via the array ("rosette") of trippable Niskin bottles. Filmed by PolarTREC Teacher Bill Schmoker on the 2010 International Extended Continental Shelf Survey.
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