Ocean Drilling Program

Leg 204 Prospectus

Drilling Gas Hydrates On Hydrate Ridge, Cascadia Continental Margin

TABLE OF CONTENTS

• TITLE PAGE
• PUBLISHER'S NOTES
• ABSTRACT
• INTRODUCTION
• BACKGROUND
  • Geologic Setting
  • Seafloor Observations from Southern Hydrate Ridge
  • High-Resolution Three-Dimensional Seismic Data
  • Biological Communities Associated with Hydrate and Geochemical Implications
• SCIENTIFIC OBJECTIVES
  • Stratigraphic and Structural Controls on Hydrate Development
  • Formation of Massive Hydrate near the Seafloor
  • Impact on the Geochemical and Geological Record
  • Calibration of Geophysical Estimates of Hydrate and Gas Volumes
  • Hydrates and Slope Stability
  • Biological Communities Associated with Hydrate and Underlying Free Gas Zones
• DRILLING STRATEGY
• LOGGING STRATEGY
  • Logging While Drilling
  • Wireline Logging
• SAMPLING STRATEGY
• REFERENCES
• TABLES AND TABLE CAPTIONS
• FIGURES AND FIGURE CAPTIONS
• SITE SUMMARIES
  • Site: HR1a
  • Site: HR1b
  • Site: HR1c
  • Seismic Line
  • Site: HR2
  • Site: HR2alt
  • Site: HR2altB
  • Seismic Line
  • Site: HR3a
  • Seismic Line
  • Site: HR4a
  • Site: HR4b
  • Site: HR4c
  • Seismic Line
  • Site: HR5a
  • Seismic Line
  • Site: HR6
• SCIENTIFIC PARTICIPANTS (updated 22 May 2002)

Date posted: 27 February 2002

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