On the cruise we collected water samples
and performed Winkler titrations to determine oxygen concentrations. This is one step in the
process to calibrate the oxygen sensors on the gliders.
Rosette coming back on the boat with bottles containing water from specified depths.
Photo credit: Robin Matthews
Taking water samples from the Niskin bottles.
Photo credit: Tara Howatt
Titration set up and BOB the software program.
Photo credit: Robin Matthews
Making sure the tubes are free of bubbles.
Photo credit: Robin Matthews
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