Figure 28. Graphic Depiction of International Ice Patrol Plot for 1200 GMT April 30, 1987. Based on Obsen/ed and 

 Forecast Conditions. 



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



11 I I H I I I I I I I I I I I I I I I I I ] J 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 I I I I I I I I I I I I I I M I I 



■" > -J— 



40°: 



39°: 













-| — j 1 42° 



•j ( E41° 



: 40° 



■I \ :39° 



38° "l 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 i I III I i 1 1 1 1 1 1 1 1 1 1 1 i 1 1 1 1 1 i 1 1 1 1 1 r 38° 



:52° 

 E51° 

 E50° 

 = 49° 

 J48° 

 E47° 

 :46° 

 145° 



: 44° 



: 43° 



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



N A Berg 



N Jk, Growler 



N X Radar Target / Contact 



Estimated limit of all known ice 



Estimated limit of sea ice 



200 Meter bathymetric contour 



Where "N" Is The Number Of Designated 

 Targets In A One Degree Rectangle 



44 



