Q_ 



2 



17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 



S- LATITUDE-N 



Fig. 8--Upper: surface temperatures by bucket thermometer 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 l"952" 

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

 900 feet. 



7 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 



700 - 



800 



900 



1000 



J I I I L 



J L 



10° 



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 



