252 253 255 257 260 262 264 266 268 270 272 274 



X 



252 253 255 257 260 262 264 266 268 270 272 274 



15 



20 c 



i i .i i I i i i i"" 

 Port Harcourt 



CAPE LOPEZ 



Pointe Noire 

 CONGO RIVER 



Luanda \ 



/ /^Lobito 



7266 

 255/ /-* Mocamedes 



} I CAPE FRIO 



252 



''I'''-' -f-- 



5°E 



10° 



Figure 276. —Vertical distribution of inorganic phosphate (pg-at. /liter) for Rocka way, phase III; stations 252-274; 19-21 November 1968. 



281 



