Table 3 (cont'd) 

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



October 1959 



Depth 

 Day 



0' 



Temperature °F 



30' 50' 100" 150' 



Depth of water - 150 feet 



Salinity °/ 



oo 



150' 



32.18 



31.94 



31.82 



Mean 



32.05 



18 



