55' 



50' 



45' 



55" 



45' 



Sea Ice Conditions 



MARCH 19, 1997 



1/10 or greater 



sea ice concentration 



(Redrawn from 



Ice Center Ottawa, 1 995 ) 



1962 -87 mean 

 sea ice edge 



(Redrawn from 



Ice Center Ottawa, 1989) 



Figure 6 



50' 



18 



