table of contents 



page 



GENERAL 4 



Synopsis of Results 4 



Introduction 9 



GEOLOGICAL OBSERVATIONS 13 



Sea Floor Topography of the Bering Sea 13 



Sea Floor Topography of the Chukchi Sea 17 



Sediments of the Bering and Chukchi Seas 20 



PHYSICAL OCEANOGRAPHIC OBSERVATIONS 38 



Temperature and Salinity Structure 38 



Internal Waves 68 



Density 71 



Dynamic Topography and Currents 74 



Ice 76 



Transparency Measurements 81 



Ambient Noise 82 



BIOLOGICAL OBSERVATIONS 84 



Deep Scattering Layer 84 



Zooplankton 85 



LIST OF REFERENCES 95 



