7° 6° 5° 4° 3° 2° 1° S-0°-N 1° 2° 3° 4° 5° 6° 7' 



LATITUDE 



Fig. 19. -- Phosphate. Northbound section along 140 W. longitude, 7 S. 

 to 9°K, stations 45-60, June 14-20, 1952. Phosphate in microgram 

 atoms per liter, isopleth interval 0.2 jig at/1. 



