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Long-Term Observatories


  • CORK Borehole Observatory: used to characterize subseafloor hydrology over an open formation interval (PDF)
    See CORK animation (10.8 MB)
    Download CORK animation from IODP Cumulus DAM
  • Advanced CORK (ACORK) Borehole Observatory: used to isolate zones in a borehole for independent zone investigation (PDF)
  • Borehole Instrument Hanger (BIH): used to support tool strings (PDF)
  • Packers: used to seal the annular space between the drill string and the borehole wall (PDF)

Sites With Long-Term Observatories