10 METERS 



1 



THICKNESS 

 OF DREDGED 

 1/ MATERIAL 



Figure 3-3. A representative seismic profile at the Brenton 

 Reef study site. The historic disposal mound is 

 easily discerned as a surface feature distinct from 

 the original pre-disposal horizon; no distinct sub- 

 bottom acoustic features were noted at or in the 

 vicinity of the mound. 



