TABLE OF CONTENTS 



Page 



Preface v 



International Ice Patrol 1975 1 



Aerial Ice Reconnaissance 2 



Communications 3 



Ice Conditions, 1975 Season : 



September-December 1974 5 



January 1975 5 



February 1975 6 



March 1975 6 



April 1975 6 



May 1975 7 



June 1975 7 



July-August 1975 8 



Oceanographic Conditions, 1975 Season 28 



Discussion of Iceberg and Environmental 



Conditions, 1975 Season 32 



Research and Development, 1975 45 



List of Participating Nations* Ships Reporting 



Ice and Sea Surface Temperatures 46 



Appendices : 



The Aviation History of the International Ice Patrol 48 



Remote Sensing as it Applies to the International Ice Patrol 56 



Computer Program "SEARCH" 59 



Physical Properties of Icebergs: Total Mass Determination 61 



Physical Properties of Icebergs: Height to Draft Ratio's 70 



in 



