You Must be This Tall to Ride This Ride


(photo: H. Hawk)

Recent MLML graduate and Drop-In contributor Amanda Kahn poses next to an instrument called a CTD on the deck of the Research Vessel Point Sur.  “CTD”  stands for Conductivity (or salinity), Temperature and Depth – all properties that the nifty gizmo can record as it’s lowered and raised through the water.  The black cylinders are called niskin bottles, and they can be opened and closed to collect a sample of seawater at specific depths.  Niskin bottles and other oceanographic equipment snag the spotlight in the mother of all marine science music parodies, “Cruise Cruise Baby” – check it out!

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One Response to “You Must be This Tall to Ride This Ride”

  1. Drop-In to MLML Open House: The Bottle Drop – See Niskins in Action « The Drop-In to Moss Landing Marine Labs Says:

    […] the ocean.  The bottles are arranged in a carousel on a CTD instrument like the one shown below (and modeled here).   Scientists lower the instrument to the depth of interest in the ocean, then send down a […]

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