Table 3 (cont'd) 

 POI^TLAND LIGHTSHIP 1;3°31.6'N. 70'05.5'W. 



September 1957 



Tenperatiire **F 



Depth 01 water - 150 feet 



Salinity /oo 



150 > 



Mean 



57.2 51i.6 52.3 U9.2 U7.8 



32.32 



17 



