Seamus Jameson, a scientist with the U.S. Geological Survey, prepares the Niskin bottles on the CTD (conductivity,
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Preparing Niskin Bottles
Seamus Jameson, a scientist with the U.S. Geological Survey, prepares the Niskin bottles on the CTD (conductivity, temperature, depth) rosette before deployment during the 2025 Aleutian Arc expedition.
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Credit

The Aleutian Arc: Integrated Exploration of Biodiversity at Priority Benthic Habitats (USGS/BOEM/NOAA/ONR). Photographer: Art Howard.