67 



200 



300 



400 



68 



69 70 



~n r 



71 



in 



cr 



LlI 



r- 

 UJ 



500 



LU 



o 



1000 



600 



700 



800 



900 



26° 28° 30° 



NORTH LATITUDE 



I43°W 



32° 



I4I°W 



34° 



36° 



38° 



Figure 92. --Vertical section of inorganic phosphate in microgram-atoms per liter 



along 143 W. longitude^ stations 67-71. Points indicate observed values. 

 Figure 93. --Same for 141 W. longitude, stations 72-79. 



83 



