Table of Contents 



Page 



Title Page i 



Abstract iii 



Table of Contents v 



List of Illustrations vii 



List of Tables x 



Preface xiii 



Physical Oceanography of the Eastern Chukchi Sea off Cape 



Lisburne-Icy Cape 1 



General Description 1 



Geography 1 



Ice Cover 1 



Climate 2 



Oceanography 3 



Results of WEBSEC-70 5 



Data Collection and Processing 5 



Surface Properties and Air-Sea Interaction 6 



Water Masses 7 



Currents 9 



Summary of Conclusions 10 



References 11 



Illustrations 12 



Appendix A — Oceanographic Station Data 69 



Preliminary Results of Geologic Studies in the Eastern Central 



Chukchi Sea 87 



Introduction 87 



Methods 87 



Results and Data 88 



Currents 88 



Turbidity 88 



Sediments 89 



Coastal Observations 89 



Sediment Transport Regime 89 



Geochemistry 90 



Conclusions 90 



References 91 



Illustrations 92 



Appendix A — Data 103 



Pelagic Bird and Mammal Observations in the Eastern Chukchi 



Sea, Early Fall 1970 Ill 



Introduction Ill 



Previous Studies on Marine Birds and Mammals Ill 



Cruise Track and Environmental Conditions 112 



Methods 113 



Species Accounts 114 



Migration and Post-breeding Dispersal Movements 124 



Ice Affinities 125 



Food Habits 125 



