TABLE 1 . TYPICAL SOUND VELOCITIES FOR MAJOR NORTH INDIAN BASINS 



DEPTH 

 (M) 





TYPICAL SOUND VELOCITIES (m/ 



sec) 





Arabian 

 Basin 



Somali 

 Basin 



North 



Masca- 



Basin 



Mid- 

 Indian 

 Basin 



North 



Wharton 



Basin 



Andaman 

 Basin 



2000 



1495.1 



1494.1 



1493.5 



1492.4 



1494.4 



1503.8 



2500 



1500.4 



1500o0 



1500.0 



1499.7 



1500.0 



1512.3 



3000 



1507o7 



1506.9 



1507.3 



1506.9 



1507.0 



1521.1 



3500 



1515„9 



1514.9 



1514.9 



1514.7 



1514.2 



1530.3 



4000 



1524.7 



1523.3 



1522.7 



1523.2 



1522.3 



1539.6 



4500 



1534.0 



1531.9 



1531.2 



1532.1 



1531.0 





5000 





1540.8 





1541.3 



1540.2 





5500 





1549.9 





1550.8 



1549.6 







6000 













1560.7 



1559.3 





6500 













1569.3 





20 



