72 Ae 
Mean Temperature and Salinity Curves 
Monthly mean surface water temperatures and salinities (in parts per thousand) are presented graphically 
to show the seasonal variation. Temperatures —--—-— Salinities 
°F JAN. FEB. MAR. APR. ic JUNE JULY AUG. SEPT. OCT. NOV. DEC.%» Ea FEB. MAR. APR. MAY JUNE JULY AUG. SEPT. OCT. NOV. DEC.% 
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SANDY HOOK, N.J. 
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PHILADELPHIA, PA. 
