0.5 



1 1.5 2 2.5 



Sea ice extent 45N-55N (x lO^S Km'^2) on 16 April 



3.5 



Figure 3 



Plot of iceberg populations versus 16 April sea-ice extent east of 



Newfoundland (45°-55°N) for period 1963-1993. High quality sea ice data is 



not available for periods prior to 1 963. The sea-ice extent data was kindly supplied 



by Ms. Ingrid Peterson of Bedford Institute of Oceanography. 



56 



