TABLE OF CONTENTS 



Page 



Title Page i 



Abstract iii 



Table of Contents v 



List of Illustrations v 



List of Tables viii 



Introduction 1 



Oceanographic Operations 1 



Itinerary 1 



Other Occupations of Standard Sections 2 



Instrumentation and Methods 3 



International Ice Patrol Ciniises 3 



Occupation of Standard Sections 3 



Updating the Normal Dynamic Topography Charts 4 



Background 4 



Use 4 



Update 4 



General Comments 5 



1972 Dynamic Topography Surveys 6 



1972 Iceberg Studies 7 



Discussion of 1972 Ice Conditions 8 



Iceberg Supply 8 



Winds 8 



Currents 9 



Waves/Sea Ice 10 



Sea TemiJeratures 10 



Air Temperatures 11 



Precipitation 11 



Conclusions 13 



References 15 



Illustrations 17 



Appendix A — Oceanographic Data 78 



LIST OF ILLUSTRATIONS 



Figure Page 



1. Standard International Ice Patrol Sections 17 



2. Temperature (°C) profile for Section Al, CGC SPENCER, 21-22 

 September 1972 18 



3. Salinity (Vac) profile for Section Al, CGC SPENCER, 21-22 

 September 1972 18 



