57° 56° 55° 54° 53° 52° 51 ° 50° 49° 48° 47° 46° 45° 44° 43° 42° 41 ° 40° 39° 



I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I M I I I I I I I I M I I I I I I I I I I I I n I I I M I I I I I I I I I I I I I I I I I 



40°E 

 39°E 



38 



Offshore 

 Branch 



denotes the Labrador Current 



I 52° 

 E51° 

 E50° 

 49° 

 48° 

 E47° 

 E46° 

 45° 



44° 



1=43° 



42° 



41° 



E40° 

 39° 



1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 II 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 

 57° 56° 55° 54° 53° 52° 51° 50° 49° 48° 47° 46° 45° 44° 43° 42° 41° 40° 39° 



38^ 



Figure 2: This figure depicts the Labrador Current, the main mechanism for 

 transporting icebergs South to the Grand Banks. 



Canada, and information on 

 the mean sea ice extent was 

 obtained from Ice Limits 

 Eastern Canadian Sea- 

 board, Ice Centre Ottawa, 

 Atmospheric Environment 



Page 1 2 



Service, 1989. Figures 3 to 

 1 4 compare sea ice extents 

 during the 1990 IIP year to 

 mean sea ice extents. En- 

 vironmental information 

 was obtained from the 

 Mariner's Weather Log and 



AES Thirty Day Ice Fore- 

 casts. 



During January, Feb- 

 ruary, and March 1990 

 the Icelandic Low was sig- 

 nificantly lower (up to 27 mb 



