5° 4° 3° Z° I" S-0°-N 



LATITUDE 



Fig. 16. -- Phosphate . Southbound section along 140 W. longitude, 9 N. 

 to 7 S, stations 1-17, May 28 - June 3, 1952. Phosphate in micro- 

 gram atoms per liter, isopleth interval 0. 2 ^ig at/1. 



26 



