108 



MARION AND GENERAL GREENE EXPEDITIONS 



slope band is a characteristic feature of nearly all the profiles. The 

 1933 surface current map (fig. 68), it will be recalled, did not exhibit 

 a banding of the current, but below the surface it was so divided, as 

 figures 72 and 73 prove. Corroboration of the junction of West 



Figure 72. — Velocity protiles of tlio Labrador Current expressed in centimeters per sec 

 end. The solid lines represent southerly current and the broken lines northerly cur- 

 rent. Section Ka, July 18, 1933 ; section La, July 19-20, 1933 ; section Mj, July 21-22, 

 1933 ; and section N-, July 23-24, 1933. 



Greenland Current and Baffin Land Current to form Labrador Cur- 

 rent is shown by the northernmost section in 1931 off Resolution 

 Island, The west Greenland band of deep current, with relatively 

 high temperature and salinity is shown at the offshore end of the 

 profile (sec. Ji, fig. 70) as having already joined the southward flow 

 in the American sector. The volumes of this band of the current for 



