Table 3 (cont'd) 

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



May 1959 

 Temperature °F 



Depth 

 Day 



30' 



50' 



100' 



150' 



Depth of water - 150 feet 



Salinity °/ 



0' 



oo 



150' 



Mean 



46.9 42.5 40.5 39.2 39.0 



562642 O - 60 ■ 



13 



