Table 3 (cont'd) 

 PORTLAND LIGHTSHIP 43°3l.6'N. 70°05.5'W. 



September 1959 

 Temperature °F 



Depth of water - 150 feet 



Salinity °/, 



oo 



150' 



32.25 



32.41 



Mean 



55.7 52.8 50.7 47.4 45.5 



31.22 



.51 



.75 



.67 



31.54 



30.54 



30.73 



31.40 



29.32 



31.06 



31.61 

 32.28 

 31.47 

 .33 

 .76 

 .91 

 .43 

 .48 

 .76 

 .40 



.51 

 .60 

 .57 

 .54 

 .53 

 .47 

 .65 

 .68 

 .60 

 31.86 



31.44 32.12 



31.36 



32.45 



17 



