Detail of a U.S. Geological Survey sidescan-sonar mosaic from an area of the upper 

 Continental Slope about 20 miles southwest of the Farallon Islands. On this image was 

 discovered what is interpreted to be the USS Independence (CVL 22), a dangerously radioac- 

 tive aircraft carrier scuttled in 1951 . Also visible is the stern section of the SS Puerto Rican. 

 an oil tanker that sank in 1 984. 



The USS Independence during active service as a U.S. 

 Navy aircraft carrier (left). The ship is shown below 

 as it appeared after being exposed to atomic tests at 

 Bikini Atoll in 1946. (U.S. Navy photographs.) 



Disposal of Dredged Material and other Waste on the Continental Shelf and Slope 65 



