Person on a ship's deck holding a black cylindrical instrument, wearing an orange life vest, with the ocean and a clear sky in the background.
Explorer-in-Training Abby Norstad
Image courtesy of NOAA Ocean Exploration, Beyond the Blue: Johnston Atoll Mapping. Download larger version (jpg, 5.05 MB).
Explorer-in-Training Abby Norstad prepares to manually launch an expendable bathythermograph (XBT) off the stern of NOAA Ship Okeanos Explorer.

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