MARTIN/PERRONE : GEOGRAPHICAL VARIATION OF AMBIENT NOISE IN THE OCEAN 

 FOR THE FREQUENCY RANGE FROM 1 HERTZ TO 5 KILOHERTZ 



MONTHS 



JAN FEB MAR APR MAY JUNE JULY AUG SEPT OCT NOV DEC 



L ! ! ! 1 1 1 1 U ]. . I L_ 



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562.2 



2241.0 



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Figure 1. AMBIENT NOISE TIME SERIES - BERMUDA 1966 



HYDROPHONE DEPTH 14,00 ft 



819 



