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Expedition 319 participants 3

Expedition 319 scientists 3
Chief Project Scientists 6
NanTroSEIZE specialty coordinators 6
Shipboard personnel and technical representatives 7
• Abstract 8
• Introduction 9
• Overview of the NanTroSEIZE complex drilling project 9
• Background 12
• Geological setting 12
• Seismic studies/site survey data 14
• Scientific objectives 14
• Operational strategy 15
• Site summaries 18
• Site C0009 18
• Site C0010 28
• Key results and implications 33
• Geomechanics: structures and stress state 33
• Forearc basin development and correlation with Site C0002: depositional and tectonic environment 36
• Plate boundary structure from walkaway VSP experiment 37
• Architecture and along-strike variation of the megasplay fault 38
• Insights from scientific riser operations 39
• Stress, permeability, and pore pressure from MDT and LOT measurements 39
• Sampling and analysis of cuttings and mud gas 40
• Observatory installation and preparation 42
• Preliminary scientific assessment 44
• Success relative to planned objectives 45
• Problems and challenges 46
• Operations 48
• Shingu, Japan port call 48
• Transit to Site C0009 48
• Transit to Site C0010 53
• Transit to Site C0011 55
• Transit to Yokkaichi 56
• References 57
T1. Expedition 319 drilling terms.
T2. Expedition 319 operations summary.
F1. Map of study area.
F2. Seismic line, drill sites.
F3. Seismic line from 3-D volume.
F4. Seismic sections.
F5. Site summary diagrams, Site C0009.
F6. Seismic lines, Sites C0009 and C0002.
F7. Orientations of maximum horizontal stress.
F8. V_P/V_S, P-wave velocity and resistivity, and mud gas, Site C0009.
F9. Pressure, stress, and fluid mobility, Site C0009.
F10. LWD/MWD and seismic data, Site C0010.
F11. Seismic section, Sites C0004 and C0010.
F12. Dummy run test sensor tree instrument configuration
F13. Planned long-term observatory configuration.

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