1. Leg 185 Summary: Inputs to the Izu-Mariana Subduction System

ABSTRACT

INTRODUCTION

HISTORICAL PERSPECTIVES

IZU-MARIANA ARC

WESTERN PACIFIC STRATIGRAPHY

SCIENTIFIC OBJECTIVES

DRILLING STRATEGY

SAMPLING STRATEGY

SITE 801 PRINCIPAL RESULTS

SITE 1149 PRINCIPAL RESULTS

DEEP BIOSPHERE

SUMMARY

Legacy Site into  Pacific Jurassic Crust

Complete Sedimentary Sequence in the Nadezhda Basin, Western Pacific

Early Cretaceous Seafloor Subducting at the Izu-Bonin Trench

Mass Balance Equation for Crustal Recycling at the Mariana Arc

Comparisons of the Input and the Output at the Mariana and Izu Arcs

Jurassic Quiet Zone

Deep Biosphere

Calibrating Magnetic Anomaly M11

Mesozoic and Cenozoic Pelagic Sequences

Petrology of Mesozoic Crust

Architecture of Fast-Spreading Crust

Continued Diffusive Exchange between Basement and Sediments

REFERENCES

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