53° 52° 5f 50° 49° 48° 47° 46° 45° 44° 



54° 53° 52° 51° 50° 49° 48° 47° 46° 45" 44° 43° 42° 41° 40° 



ICE CONDITIONS ▲ BERG SEA ICE CONCENTRATION 



FOR 1200 GMT 3QAERJI ■ GROWLER \EM LESS THAN 6 OKTAS 



BASED ON OBSERVED AND X RADAR TARGET ^ 6 OKTAS OR MORE 

 FORECAST CONDITIONS. 



Figure 10.— Ice Conditions, 1200 GMT 30 April 1974. 



40 



