79 



78 



77 



7b 



20 



£ 40 

 t 



i 



a- 60 



UJ 



a 



80 



100 



ET" 7 " 



i i j i i i i 

 Port Harcourt 



10 c 



15 



20° 



CAPE LOPEZ 



Pointe Noire 



CONGO RIVER~ 



7* 



Luanda 



79 



Lobito 



Mocamedes 

 CAPE FRIO 



' 



5 C E 10° 



3 



1000 



Figure 171.— Vertical distribution of inorganic phosphate (/zg-at./liter) for Undaunted, 6802 phase II; 



stations 76-79; 25 October 1968. 



176 



