Figure 17. 



Origin of Seabed 

 Drifters Recovered 

 in Hudson Estuary 

 Expressed and Con- 

 toured as Percent- 

 ages of all Returns 

 from Individual 

 Stations (After 

 SHL, 1972) 



Figure 18. 



Origin of Seabed 

 Drifters Recovered 

 on Long Island 

 (After SHL, 1972) 



Figure 19. 



Origin of Seabed 

 Drifters Recovered 

 on New Jersey 

 Coast (After SHL, 

 1972) 



49 



