t 3 



Q 4 





L 



40 ^ 



I 

 I 



h 

 60 - 



80 



wmm 



Hm^ 



S 100 



180 





bubbly snow-ice 

 and clear i ce 



long, vertical brine 

 drainage channel s 



inclined bands caused 

 by elongate bubbles 

 and brine drainage 

 features 



History: 



Ice grew over shoa 

 3-6 fathoms deep, 

 cover early and up 

 91 cm by October, 

 flooded by mid-Nov 

 forming layers of s 

 snow-ice. 



I water 



Snow 

 to 



Surface 

 ■ember, 

 lush and 



Figure 6. Sfratigraphy of annual sea ice 

 at station 2, December 1965. 



11 



