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Description

From August 1 - 17, 2023 (Unalaska, Alaska to Kodiak, Alaska), NOAA Ocean Exploration conducted the Seascape Alaska 4: Gulf of Alaska Deepwater Mapping expedition (EX2305), a mapping expedition to the Gulf of Alaska. Operations during this 17-day expedition included mapping 24,032 sq. km of seafloor (23,591 sq. km in the U.S. Exclusive Economic Zone) and calibrating the 18, 38, 70, 120, and 200 kHz frequency EK60/EK80 split-beam sonars. All data associated with this expedition have been archived and are publicly available through the NOAA archives.

Resources

Name Format Description Link
Global Change Master Directory (GCMD) Keywords Unknown The information provided on this page seeks to define how the GCMD Keywords are structured, used and accessed. It also provides information on how users can participate in the further development of the keywords. Open resource
Global Change Master Directory (GCMD) Keywords Unknown The information provided on this page seeks to define how the GCMD Keywords are structured, used and accessed. It also provides information on how users can participate in the further development of the keywords. Open resource
Global Change Master Directory (GCMD) Keywords Unknown The information provided on this page seeks to define how the GCMD Keywords are structured, used and accessed. It also provides information on how users can participate in the further development of the keywords. Open resource
NCEI Contact Information Unknown Information for contacts at NCEI. Open resource

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