54° 53^ 52° 



5Cf 4CP 48° 47° 46° 45° 44° 43f 42° 4f 40° 3^^ 



ICE CONDITIONS 

 FOR 1200 GMT 3 Q APRIL 1972 

 BASED ON OBSERVED AND 

 FORECAST CONDITIONS. 



37" 3ff 



A BERG 



■ GROWLER 



X RADAR TARGET 



SEA ICE CONCENTRATION 



annni less than e oktas 



^^ 6 oktas or MORE 



Figure 10.— Ice Conditions, 1200 GMT ;'.0 April 1972. 



