Alternate Leg ID: NPTN 91-2 Area of Operations: Illinois Beach State Park Dates: July 11, 1991 to July 18, 1991 Chief scientist: James Booth Objectives: Collect in-situ data on sand density, statigraphy and penetration resistance of lake floor, and photograph lake floor (SCUBA divers); collect grab samples in nearshore zone; field test new In-Situ Cone Penetrometer system. Type of Activity: Information to be derived: Summary: USGS Project Number:
Contact: James Booth ()
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