17 18 19 20 21 22 23 24 25 26 27 28 29 30 3l 32 33 34 



ur 80 



i 70 

 (/) 





5° 0* 5° 



S- LATITUDE-N 



Fig. 8--Upper: surface temperatures by bucket thermom'^ter in degrees F. , measured 

 with each BT cast. Lower; temperatures from BT data in degrees F. Hugh M. Smith 

 cruise 14, stations 17-34, 180° longitude, 8° S. to 9° N. latitude, February 1952. 

 Plotting interval 2° F. Horizontal dashes indicate depths of observations less than 

 900 feet. 



700 

 800 

 900 

 1000 



S- LATITUDE-N 



Fig. 9 Sigma-t in grams per liter. Hugh M. Smith cruise 14, stations 17-34, 180 



longitude, 8° S. to 9° N. latitude, February 1952. Plotting interval 0.2 g/l. 



13 



