NOAA PROFESSIONAL PAPER 11 



60 



Si 

 Q. 

 Q. 



50 



O 



Q 

 LU 



O 

 CO 

 CO 



40 



30 



I- 

 O 

 m 20 



< 

 I- 



O 

 10 



o o 



D 



D 



o 



A 



T 



XWCC-11 



o APEX 



A HUDSON 



D REST OF BIGHT 



o 

 o 



J \ \ ^ \ ^ L 



o 



8 



1.0 2.0 3.0 4.0 5.0 6.0 

 DISSOLVED OXYGEN (ml/I) 



FIGURE 4-19. — Dissolved iron and dissolved oxygen concentrations in bottom samples September 1976, XWCC cruise 11. 



122 



