o 



48* 



47« 



46" 



45* 



44« 



43* 



42' 



51' 



50* 



49' 



48* 



47' 



46* 



45« 



Fifiure 25.\. Isotherm contovirs at the 50 meter level. Based on data collected during the first survey of Ice Patrol 



1965. Contour interval: Heavy lines 2° C, light 0.2° C. 



35 



