doi:10.2204/iodp.pr.302.2005

Arctic Coring Expedition

Paleoceanographic and tectonic evolution of the central Arctic Ocean

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Table of Contents

• TITLE PAGE
  
• PUBLISHER'S NOTES
  
• EXPEDITION 302 PARTICIPANTS
  
• Expedition Scientists
  
  • ECORD Science Operator Personnel (and Subcontracts)
    
  • Ship Masters
    
  • Seacore Personnel
    
  • SPRS Personnel (and Subcontracts)
    
  • Ice Management Team
    
  • Other SPRS Personnel
    
  • Technicians
    
  • Stockholm University Personnel
    
  • Outreach Program Personnel
    
  • Observer
    
• ABSTRACT
  
• INTRODUCTION
  
  • Geological Setting
    
  • Scientific Objectives
    
  • Strategy
    
• SYNTHESIS
  
  • Site Overview
    
  • Preliminary Scientific Assessment
    
  • Lithostratigraphy
    
  • Micropaleontology
    
  • Sedimentation Rates
    
  • Petrophysics
    
  • Chemistry
    
  • Microbiology
    
• OPERATIONS
  
  • Mobilization of the Vidar Viking, Aberdeen, Scotland
    
  • Test Coring Site: Witch Ground, North Sea
    
  • Mobilization of the Vidar Viking, Landskrona, Sweden
    
  • Mobilization of the Vidar Viking and Oden, Tromsø, Norway
    
  • Rendezvous of the Three ACEX Ships
    
  • Transit to the First Site
    
  • Site Operations
    
• ACKNOWLEDGMENTS
  
• REFERENCES
  
• TABLES
  
  • Table T1. Summary of core recovery.
    
  • Table T2. Type and number of cores recovered.
    
  • Table T3. Washed interval details.
    
  • Table T4. Breakdown of operational time while on site during Expedition 302 (ACEX).
    
• FIGURES
  
  • Figure F1. Map of the Arctic Ocean showing the location of the Arctic Coring Expedition (ACEX) study area on the Lomonosov Ridge.
    
  • Figure F2. Reflection seismic profile of Lomonosov Ridge (AWI-91090) with locations of ACEX 302 coring sites.
    
  • Figure F3. Photograph taken from one of the ACEX helicopters of station-keeping operations.
    
  • Figure F4. Core recovery summary diagram for all ACEX holes.
    
  • Figure F5. Lithostratigraphic column with age estimates of the Lomonosov Ridge sediments and basement.
    
  • Figure F6. Multi Sensor Core Logger data plotted on a meters composite depth (mcd) scale and spliced together across all sites.
    
  • Figure F7. Multi Sensor Core Logger data for the upper 20 mcd showing all holes and the overlap achieved among them.
    
  • Figure F8. Consolidation index (S_u/P_c') plotted as a function of depth.
    
  • Figure F9. In situ temperature as a function of depth at Site M0004.
    
  • Figure F10. Geochemical profiles measured in pore waters extracted from cores during the offshore phase of ACEX 302.
    

Publication date: 10 March 2005, revised 26 January 2006

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