Figure 7. Mr. Lou Marron and Dr. F. G. Walton Smith, setting bathythermo- 

 graph for recording of subsurface temperatures otT the coast of Ecuador. 



Salango for refueling and an occasional rest. From September 29 the field 

 work was under the supervision of Dr. F. G. Walton Smith. 



While at La Plata the opportunity was taken to run offshore for a further 

 distance westward in order to take bathythermograph data and plankton 

 samples from waters beyond the continental shelf. 



During the stay in Ecuador a number of fishes caught by natives from 

 their bongos in the course of commercial operations were examined but 

 fishing in general was poor. Of 9 black marlin sighted, only I was caught 



18 • 



